diff --git a/pom.xml b/pom.xml
index 0b1c6d688..da43a9463 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,7 +49,7 @@
     <braintree.version>3.48.0</braintree.version>
     <commons-csv.version>1.14.1</commons-csv.version>
     <commons-io.version>2.21.0</commons-io.version>
-    <dropwizard.version>4.0.16</dropwizard.version>
+    <dropwizard.version>5.0.1</dropwizard.version>
     <!-- Note: when updating FoundationDB, also include a copy of `libfdb_c.so` from the FoundationDB release at
     src/main/jib/usr/lib/libfdb_c.so. We use x86_64 builds without AVX instructions enabled (i.e. FoundationDB versions
     with even-numbered patch versions). Also when updating FoundationDB, make sure to update the version of FoundationDB
@@ -253,12 +253,6 @@
         <artifactId>commons-logging</artifactId>
         <version>1.3.6</version>
       </dependency>
-      <dependency>
-        <groupId>org.ow2.asm</groupId>
-        <artifactId>asm</artifactId>
-        <version>9.9.1</version>
-        <scope>test</scope>
-      </dependency>
       <dependency>
         <groupId>com.stripe</groupId>
         <artifactId>stripe-java</artifactId>
@@ -361,7 +355,7 @@
     </dependency>
     <dependency>
       <groupId>org.wiremock</groupId>
-      <artifactId>wiremock</artifactId>
+      <artifactId>wiremock-jetty12</artifactId>
       <version>3.13.1</version>
       <scope>test</scope>
     </dependency>
diff --git a/service/pom.xml b/service/pom.xml
index 9cbd9ea5b..b5a62ada7 100644
--- a/service/pom.xml
+++ b/service/pom.xml
@@ -23,7 +23,7 @@
     <opentelemetry-logback-appender-1.0.version>2.22.0-alpha</opentelemetry-logback-appender-1.0.version>
     <storekit.version>4.0.0</storekit.version>
     <webauthn4j.version>0.30.2.RELEASE</webauthn4j.version>
-    <jetty.http2-client.version>11.0.26</jetty.http2-client.version>
+    <jetty.http2-client.version>12.1.5</jetty.http2-client.version>
   </properties>
 
   <dependencies>
@@ -140,7 +140,7 @@
     </dependency>
     <dependency>
       <groupId>org.eclipse.jetty.http2</groupId>
-      <artifactId>http2-http-client-transport</artifactId>
+      <artifactId>jetty-http2-client-transport</artifactId>
       <scope>test</scope>
       <version>${jetty.http2-client.version}</version>
     </dependency>
@@ -249,15 +249,15 @@
 
     <dependency>
       <groupId>org.eclipse.jetty.websocket</groupId>
-      <artifactId>websocket-jetty-api</artifactId>
+      <artifactId>jetty-websocket-jetty-api</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.jetty</groupId>
-      <artifactId>jetty-servlets</artifactId>
+      <groupId>org.eclipse.jetty.ee10</groupId>
+      <artifactId>jetty-ee10-servlets</artifactId>
     </dependency>
     <dependency>
       <groupId>org.eclipse.jetty.websocket</groupId>
-      <artifactId>websocket-jetty-client</artifactId>
+      <artifactId>jetty-websocket-jetty-client</artifactId>
       <scope>test</scope>
     </dependency>
 
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/WhisperServerService.java b/service/src/main/java/org/whispersystems/textsecuregcm/WhisperServerService.java
index 30a969b12..059cbe0d7 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/WhisperServerService.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/WhisperServerService.java
@@ -43,8 +43,6 @@ import io.netty.resolver.dns.DnsNameResolver;
 import io.netty.resolver.dns.DnsNameResolverBuilder;
 import io.netty.util.Mapping;
 import jakarta.servlet.DispatcherType;
-import jakarta.servlet.Filter;
-import jakarta.servlet.ServletRegistration;
 import java.io.ByteArrayInputStream;
 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
@@ -52,7 +50,6 @@ import java.net.http.HttpClient;
 import java.nio.charset.StandardCharsets;
 import java.time.Clock;
 import java.time.Duration;
-import java.util.ArrayList;
 import java.util.Collections;
 import java.util.EnumSet;
 import java.util.List;
@@ -67,9 +64,9 @@ import java.util.concurrent.SynchronousQueue;
 import java.util.concurrent.ThreadPoolExecutor;
 import java.util.function.Function;
 import java.util.stream.Stream;
+import org.eclipse.jetty.ee10.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.eclipse.jetty.websocket.core.WebSocketExtensionRegistry;
 import org.eclipse.jetty.websocket.core.server.WebSocketServerComponents;
-import org.eclipse.jetty.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.glassfish.jersey.server.ServerProperties;
 import org.signal.i18n.HeaderControlledResourceBundleLookup;
 import org.signal.libsignal.zkgroup.GenericServerSecretParams;
@@ -142,10 +139,12 @@ import org.whispersystems.textsecuregcm.currency.CurrencyConversionManager;
 import org.whispersystems.textsecuregcm.currency.FixerClient;
 import org.whispersystems.textsecuregcm.experiment.ExperimentEnrollmentManager;
 import org.whispersystems.textsecuregcm.filters.ExternalRequestFilter;
+import org.whispersystems.textsecuregcm.filters.PriorityFilter;
 import org.whispersystems.textsecuregcm.filters.RemoteAddressFilter;
 import org.whispersystems.textsecuregcm.filters.RemoteDeprecationFilter;
 import org.whispersystems.textsecuregcm.filters.RequestStatisticsFilter;
 import org.whispersystems.textsecuregcm.filters.RestDeprecationFilter;
+import org.whispersystems.textsecuregcm.filters.StripContentLengthOnConnectFilter;
 import org.whispersystems.textsecuregcm.filters.TimestampResponseFilter;
 import org.whispersystems.textsecuregcm.grpc.AccountsAnonymousGrpcService;
 import org.whispersystems.textsecuregcm.grpc.AccountsGrpcService;
@@ -203,7 +202,7 @@ import org.whispersystems.textsecuregcm.metrics.BackupMetrics;
 import org.whispersystems.textsecuregcm.metrics.CallQualitySurveyManager;
 import org.whispersystems.textsecuregcm.metrics.MessageMetrics;
 import org.whispersystems.textsecuregcm.metrics.MetricsApplicationEventListener;
-import org.whispersystems.textsecuregcm.metrics.MetricsHttpChannelListener;
+import org.whispersystems.textsecuregcm.metrics.MetricsHttpEventHandler;
 import org.whispersystems.textsecuregcm.metrics.MetricsUtil;
 import org.whispersystems.textsecuregcm.metrics.MicrometerAwsSdkMetricPublisher;
 import org.whispersystems.textsecuregcm.metrics.ReportedMessageMetricsListener;
@@ -628,7 +627,6 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
     ScheduledExecutorService cloudflareTurnRetryExecutor = ScheduledExecutorServiceBuilder.of(environment, "cloudflareTurnRetry").threads(1).build();
     ScheduledExecutorService messagePollExecutor = ScheduledExecutorServiceBuilder.of(environment, "messagePollExecutor").threads(1).build();
     ScheduledExecutorService provisioningWebsocketTimeoutExecutor = ScheduledExecutorServiceBuilder.of(environment, "provisioningWebsocketTimeout").threads(1).build();
-    ScheduledExecutorService jmxDumper = ScheduledExecutorServiceBuilder.of(environment, "jmxDumper").threads(1).build();
 
     final ManagedEventLoopGroup<NioEventLoopGroup> dnsResolutionEventLoopGroup = new ManagedEventLoopGroup<>(new NioEventLoopGroup());
     final DnsNameResolver cloudflareDnsResolver = new DnsNameResolverBuilder(dnsResolutionEventLoopGroup.getEventLoopGroup().next())
@@ -1057,17 +1055,6 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
     environment.lifecycle().manage(localGrpcServer);
     environment.lifecycle().manage(omnibusH2Server);
 
-    final List<Filter> filters = new ArrayList<>();
-    filters.add(remoteDeprecationFilter);
-    filters.add(new RemoteAddressFilter());
-    filters.add(new TimestampResponseFilter());
-
-    for (Filter filter : filters) {
-      environment.servlets()
-          .addFilter(filter.getClass().getSimpleName(), filter)
-          .addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), false, "/*");
-    }
-
     if (!config.getExternalRequestFilterConfiguration().paths().isEmpty()) {
       environment.servlets().addFilter(ExternalRequestFilter.class.getSimpleName(),
               new ExternalRequestFilter(config.getExternalRequestFilterConfiguration().permittedInternalRanges(),
@@ -1084,9 +1071,7 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
     final String websocketServletPath = "/v1/websocket/";
     final String provisioningWebsocketServletPath = "/v1/websocket/provisioning/";
 
-    final MetricsHttpChannelListener metricsHttpChannelListener = new MetricsHttpChannelListener(clientReleaseManager,
-        Set.of(websocketServletPath, provisioningWebsocketServletPath, "/health-check"));
-    metricsHttpChannelListener.configure(environment);
+    MetricsHttpEventHandler.configure(environment, Metrics.globalRegistry, clientReleaseManager, Set.of(websocketServletPath, provisioningWebsocketServletPath, "/health-check"));
     final MessageMetrics messageMetrics = new MessageMetrics();
 
     // BufferingInterceptor is needed on the base environment but not the WebSocketEnvironment,
@@ -1210,36 +1195,36 @@ public class WhisperServerService extends Application<WhisperServerConfiguration
     webSocketEnvironment.jersey().property(ServerProperties.UNWRAP_COMPLETION_STAGE_IN_WRITER_ENABLE, Boolean.TRUE);
     provisioningEnvironment.jersey().property(ServerProperties.UNWRAP_COMPLETION_STAGE_IN_WRITER_ENABLE, Boolean.TRUE);
 
-    JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), (context, container) -> {
-      final WebSocketExtensionRegistry extensionRegistry = WebSocketServerComponents
-          .getWebSocketComponents(environment.getApplicationContext().getServletContext())
-          .getExtensionRegistry();
-      if (config.getWebSocketConfiguration().isDisablePerMessageDeflate()) {
-        extensionRegistry.unregister("permessage-deflate");
-      } else if (config.getWebSocketConfiguration().isDisableCrossMessageOutgoingCompression()) {
-        extensionRegistry.unregister("permessage-deflate");
-        extensionRegistry.register("permessage-deflate", NoContextTakeoverPerMessageDeflateExtension.class);
-      }
-    });
-
     WebSocketResourceProviderFactory<AuthenticatedDevice> webSocketServlet = new WebSocketResourceProviderFactory<>(
-        webSocketEnvironment, AuthenticatedDevice.class, config.getWebSocketConfiguration(),
-        RemoteAddressFilter.REMOTE_ADDRESS_ATTRIBUTE_NAME);
+        webSocketEnvironment, AuthenticatedDevice.class, RemoteAddressFilter.REMOTE_ADDRESS_ATTRIBUTE_NAME);
     WebSocketResourceProviderFactory<AuthenticatedDevice> provisioningServlet = new WebSocketResourceProviderFactory<>(
-        provisioningEnvironment, AuthenticatedDevice.class, config.getWebSocketConfiguration(),
-        RemoteAddressFilter.REMOTE_ADDRESS_ATTRIBUTE_NAME);
+        provisioningEnvironment, AuthenticatedDevice.class, RemoteAddressFilter.REMOTE_ADDRESS_ATTRIBUTE_NAME);
 
-    ServletRegistration.Dynamic websocket = environment.servlets().addServlet("WebSocket", webSocketServlet);
-    ServletRegistration.Dynamic provisioning = environment.servlets().addServlet("Provisioning", provisioningServlet);
+    JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(),
+        (servletContext, container) -> {
+          container.addMapping(websocketServletPath, webSocketServlet);
+          container.addMapping(provisioningWebsocketServletPath, provisioningServlet);
 
-    websocket.addMapping(websocketServletPath);
-    websocket.setAsyncSupported(true);
+          PriorityFilter.ensureFilter(servletContext, new StripContentLengthOnConnectFilter());
+          PriorityFilter.ensureFilter(servletContext, new TimestampResponseFilter());
+          PriorityFilter.ensureFilter(servletContext, new RemoteAddressFilter());
+          PriorityFilter.ensureFilter(servletContext, remoteDeprecationFilter);
 
-    provisioning.addMapping(provisioningWebsocketServletPath);
-    provisioning.setAsyncSupported(true);
+          container.setMaxBinaryMessageSize(config.getWebSocketConfiguration().getMaxBinaryMessageSize());
+          container.setMaxTextMessageSize(config.getWebSocketConfiguration().getMaxTextMessageSize());
+
+          final WebSocketExtensionRegistry extensionRegistry = WebSocketServerComponents
+              .getWebSocketComponents(environment.getApplicationContext())
+              .getExtensionRegistry();
+          if (config.getWebSocketConfiguration().isDisablePerMessageDeflate()) {
+            extensionRegistry.unregister("permessage-deflate");
+          } else if (config.getWebSocketConfiguration().isDisableCrossMessageOutgoingCompression()) {
+            extensionRegistry.unregister("permessage-deflate");
+            extensionRegistry.register("permessage-deflate", NoContextTakeoverPerMessageDeflateExtension.class);
+          }
+        });
 
     environment.admin().addTask(new SetRequestLoggingEnabledTask());
-
   }
 
   private void registerExceptionMappers(Environment environment,
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilter.java b/service/src/main/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilter.java
index 38ff7d8ef..e2853497c 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilter.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilter.java
@@ -10,10 +10,9 @@ import io.micrometer.core.instrument.Counter;
 import io.micrometer.core.instrument.Metrics;
 import java.time.Clock;
 import java.time.Duration;
-import java.time.Instant;
 import java.util.Optional;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeRequest;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeResponse;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeResponse;
 import org.whispersystems.textsecuregcm.metrics.MetricsUtil;
 import org.whispersystems.textsecuregcm.storage.Device;
 import org.whispersystems.websocket.auth.AuthenticatedWebSocketUpgradeFilter;
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/filters/PriorityFilter.java b/service/src/main/java/org/whispersystems/textsecuregcm/filters/PriorityFilter.java
new file mode 100644
index 000000000..03070cf00
--- /dev/null
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/filters/PriorityFilter.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright 2025 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.filters;
+
+import jakarta.servlet.DispatcherType;
+import jakarta.servlet.Filter;
+import jakarta.servlet.ServletContext;
+import java.util.EnumSet;
+import java.util.Objects;
+import org.eclipse.jetty.ee10.servlet.FilterHolder;
+import org.eclipse.jetty.ee10.servlet.FilterMapping;
+import org.eclipse.jetty.ee10.servlet.ServletContextHandler;
+import org.eclipse.jetty.ee10.servlet.ServletHandler;
+import org.eclipse.jetty.server.handler.ContextHandler;
+import org.eclipse.jetty.util.component.LifeCycle;
+
+public class PriorityFilter {
+
+  private PriorityFilter() {}
+
+  private static FilterHolder getFilter(ServletContext servletContext, final Class<? extends Filter> filterClass) {
+    final ContextHandler contextHandler = Objects.requireNonNull(ServletContextHandler.getServletContextHandler(servletContext));
+    final ServletHandler servletHandler = contextHandler.getDescendant(ServletHandler.class);
+    return servletHandler.getFilter(filterClass.getName());
+  }
+
+  /**
+   * Ensure a filter is available on the provided ServletContext, a new filter will added if one does not already
+   * exist.
+   * <p>
+   * If a new filter is added, it will be added before all other filters.
+   * <p>
+   * Modeled after {@link org.eclipse.jetty.ee10.websocket.servlet.WebSocketUpgradeFilter#ensureFilter(ServletContext)},
+   * since its use of {@link org.eclipse.jetty.ee10.servlet.ServletHandler#prependFilter(FilterHolder)} is what makes
+   * this necessary.
+   */
+  public static void ensureFilter(final ServletContext servletContext, final Filter filter) {
+    FilterHolder existingFilter = getFilter(servletContext, filter.getClass());
+    if (existingFilter != null) {
+      return;
+    }
+
+    final ContextHandler contextHandler = ServletContextHandler.getServletContextHandler(servletContext);
+    final ServletHandler servletHandler = contextHandler.getDescendant(ServletHandler.class);
+
+    final String pathSpec = "/*";
+    final FilterHolder holder = new FilterHolder(filter);
+    holder.setName(filter.getClass().getName());
+    holder.setAsyncSupported(true);
+
+    final FilterMapping mapping = new FilterMapping();
+    mapping.setFilterName(holder.getName());
+    mapping.setPathSpec(pathSpec);
+    mapping.setDispatcherTypes(EnumSet.of(DispatcherType.REQUEST));
+
+    // Add as the first filter in the list.
+    servletHandler.prependFilter(holder);
+    servletHandler.prependFilterMapping(mapping);
+
+    // If we create the filter we must also make sure it is removed if the context is stopped.
+    contextHandler.addEventListener(new LifeCycle.Listener()
+    {
+      @Override
+      public void lifeCycleStopping(LifeCycle event)
+      {
+        servletHandler.removeFilterHolder(holder);
+        servletHandler.removeFilterMapping(mapping);
+        contextHandler.removeEventListener(this);
+      }
+
+      @Override
+      public String toString()
+      {
+        return String.format("%sCleanupListener", filter.getClass().getSimpleName());
+      }
+    });
+
+  }
+}
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilter.java b/service/src/main/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilter.java
index c1ea020b6..3b8090e66 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilter.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilter.java
@@ -26,10 +26,6 @@ public class RemoteAddressFilter implements Filter {
   public static final String REMOTE_ADDRESS_ATTRIBUTE_NAME = RemoteAddressFilter.class.getName() + ".remoteAddress";
   private static final Logger logger = LoggerFactory.getLogger(RemoteAddressFilter.class);
 
-
-  public RemoteAddressFilter() {
-  }
-
   @Override
   public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
       throws ServletException, IOException {
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/filters/StripContentLengthOnConnectFilter.java b/service/src/main/java/org/whispersystems/textsecuregcm/filters/StripContentLengthOnConnectFilter.java
new file mode 100644
index 000000000..9265f8c46
--- /dev/null
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/filters/StripContentLengthOnConnectFilter.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2026 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+package org.whispersystems.textsecuregcm.filters;
+
+import jakarta.servlet.Filter;
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.ServletRequest;
+import jakarta.servlet.ServletResponse;
+import jakarta.servlet.http.HttpServletRequest;
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import org.eclipse.jetty.ee10.servlet.ServletContextRequest;
+import org.eclipse.jetty.http.HttpFields;
+import org.eclipse.jetty.http.HttpHeader;
+import org.eclipse.jetty.http.HttpMethod;
+import org.eclipse.jetty.http.HttpVersion;
+import org.eclipse.jetty.http.MetaData;
+import org.eclipse.jetty.server.HttpStream;
+import org.eclipse.jetty.server.Request;
+import org.eclipse.jetty.util.Callback;
+
+/// Our current version of jetty (12.1.5) has a bug where it includes content-length:0 on
+/// CONNECT websocket upgrade requests. Providing an HTTP/2 header frame with a
+/// content-length that does not match the sum of the lengths of the data frames is technically
+/// a malformed HTTP/2 stream and our netty-based reverse proxy implementation rejects it. This
+/// filter strips out the superfluous content-length at stream-send time. It can be removed once
+/// we update to a jetty version that fixes [jetty/jetty.project#15074](https://github.com/jetty/jetty.project/issues/15074)
+public class StripContentLengthOnConnectFilter implements Filter {
+
+  @Override
+  public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
+      throws IOException, ServletException {
+    if (request instanceof HttpServletRequest hsr &&
+        HttpVersion.HTTP_2.is(hsr.getProtocol()) &&
+        HttpMethod.CONNECT.is(hsr.getMethod())) {
+      final Request coreRequest = ServletContextRequest.getServletContextRequest(hsr);
+      if (coreRequest != null) {
+        coreRequest.addHttpStreamWrapper(StripContentLengthStream::new);
+      }
+    }
+    chain.doFilter(request, response);
+  }
+
+  private static class StripContentLengthStream extends HttpStream.Wrapper {
+
+    StripContentLengthStream(final HttpStream wrapped) {
+      super(wrapped);
+    }
+
+    @Override
+    public void send(MetaData.Request request, MetaData.Response response, boolean last, ByteBuffer content,
+        Callback callback) {
+      if (response != null && response.getStatus() == 200 && response.getHttpFields()
+          .contains(HttpHeader.CONTENT_LENGTH)) {
+        final HttpFields fieldsWithoutContentLengthHeader =
+            HttpFields.build(response.getHttpFields()).remove(HttpHeader.CONTENT_LENGTH);
+        response = new MetaData.Response(
+            response.getStatus(),
+            response.getReason(),
+            response.getHttpVersion(),
+            fieldsWithoutContentLengthHeader,
+            -1,
+            response.getTrailersSupplier());
+      }
+      super.send(request, response, last, content, callback);
+    }
+  }
+}
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsApplicationEventListener.java b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsApplicationEventListener.java
index 5c58de79a..2d93ec012 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsApplicationEventListener.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsApplicationEventListener.java
@@ -14,7 +14,7 @@ import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
 /**
  * Delegates request events to a listener that captures and reports request-level metrics.
  *
- * @see MetricsHttpChannelListener
+ * @see MetricsHttpEventHandler
  * @see MetricsRequestEventListener
  */
 public class MetricsApplicationEventListener implements ApplicationEventListener {
@@ -23,7 +23,7 @@ public class MetricsApplicationEventListener implements ApplicationEventListener
 
   public MetricsApplicationEventListener(final TrafficSource trafficSource, final ClientReleaseManager clientReleaseManager) {
     if (trafficSource == TrafficSource.HTTP) {
-      throw new IllegalArgumentException("Use " + MetricsHttpChannelListener.class.getName() + " for HTTP traffic");
+      throw new IllegalArgumentException("Use " + MetricsHttpEventHandler.class.getName() + " for HTTP traffic");
     }
     this.metricsRequestEventListener = new MetricsRequestEventListener(trafficSource, clientReleaseManager);
   }
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListener.java b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListener.java
deleted file mode 100644
index 25596c46a..000000000
--- a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListener.java
+++ /dev/null
@@ -1,226 +0,0 @@
-/*
- * Copyright 2024 Signal Messenger, LLC
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-package org.whispersystems.textsecuregcm.metrics;
-
-import com.google.common.annotations.VisibleForTesting;
-import com.google.common.net.HttpHeaders;
-import io.dropwizard.core.setup.Environment;
-import io.micrometer.core.instrument.MeterRegistry;
-import io.micrometer.core.instrument.Metrics;
-import io.micrometer.core.instrument.Tag;
-import io.micrometer.core.instrument.Tags;
-import jakarta.ws.rs.container.ContainerRequestContext;
-import jakarta.ws.rs.container.ContainerResponseContext;
-import jakarta.ws.rs.container.ContainerResponseFilter;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Locale;
-import java.util.Optional;
-import java.util.Set;
-import javax.annotation.Nullable;
-import org.apache.commons.lang3.StringUtils;
-import org.eclipse.jetty.server.Connector;
-import org.eclipse.jetty.server.HttpChannel;
-import org.eclipse.jetty.server.Request;
-import org.eclipse.jetty.util.component.Container;
-import org.eclipse.jetty.util.component.LifeCycle;
-import org.glassfish.jersey.server.ExtendedUriInfo;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
-import org.whispersystems.textsecuregcm.util.logging.UriInfoUtil;
-import org.whispersystems.textsecuregcm.util.ua.UnrecognizedUserAgentException;
-import org.whispersystems.textsecuregcm.util.ua.UserAgent;
-import org.whispersystems.textsecuregcm.util.ua.UserAgentUtil;
-
-/**
- * Gathers and reports HTTP request metrics at the Jetty container level, which sits above Jersey. In order to get
- * templated Jersey request paths, it implements {@link jakarta.ws.rs.container.ContainerResponseFilter}, in order to give
- * itself access to the template. It is limited to {@link TrafficSource#HTTP} requests.
- * <p>
- * It implements {@link LifeCycle.Listener} without overriding methods, so that it can be an event listener that
- * Dropwizard will attach to the container&mdash;the {@link Container.Listener} implementation is where it attaches
- * itself to any {@link Connector}s.
- *
- * @see MetricsRequestEventListener
- */
-public class MetricsHttpChannelListener implements HttpChannel.Listener, Container.Listener, LifeCycle.Listener,
-    ContainerResponseFilter {
-
-  private static final Set<String> EXPECTED_HTTP_METHODS =
-      Set.of("GET", "HEAD", "POST", "PUT", "DELETE", "CONNECT", "OPTIONS", "TRACE", "PATCH");
-
-  private static final Logger logger = LoggerFactory.getLogger(MetricsHttpChannelListener.class);
-
-  private record RequestInfo(String path, String method, int statusCode, @Nullable String userAgent) {
-  }
-
-  private final ClientReleaseManager clientReleaseManager;
-  private final Set<String> servletPaths;
-
-  // Use the same counter namespace as MetricsRequestEventListener for continuity
-  public static final String REQUEST_COUNTER_NAME = MetricsRequestEventListener.REQUEST_COUNTER_NAME;
-  public static final String REQUESTS_BY_VERSION_COUNTER_NAME = MetricsRequestEventListener.REQUESTS_BY_VERSION_COUNTER_NAME;
-  @VisibleForTesting
-  static final String RESPONSE_BYTES_COUNTER_NAME = MetricsRequestEventListener.RESPONSE_BYTES_COUNTER_NAME;
-  @VisibleForTesting
-  static final String REQUEST_BYTES_COUNTER_NAME = MetricsRequestEventListener.REQUEST_BYTES_COUNTER_NAME;
-  @VisibleForTesting
-  static final String URI_INFO_PROPERTY_NAME = MetricsHttpChannelListener.class.getName() + ".uriInfo";
-
-  @VisibleForTesting
-  static final String PATH_TAG = "path";
-
-  @VisibleForTesting
-  static final String METHOD_TAG = "method";
-
-  @VisibleForTesting
-  static final String STATUS_CODE_TAG = "status";
-
-  @VisibleForTesting
-  static final String TRAFFIC_SOURCE_TAG = "trafficSource";
-
-  private final MeterRegistry meterRegistry;
-
-
-  public MetricsHttpChannelListener(final ClientReleaseManager clientReleaseManager, final Set<String> servletPaths) {
-    this(Metrics.globalRegistry, clientReleaseManager, servletPaths);
-  }
-
-  @VisibleForTesting
-  MetricsHttpChannelListener(final MeterRegistry meterRegistry, final ClientReleaseManager clientReleaseManager,
-      final Set<String> servletPaths) {
-    this.meterRegistry = meterRegistry;
-    this.clientReleaseManager = clientReleaseManager;
-    this.servletPaths = servletPaths;
-  }
-
-  public void configure(final Environment environment) {
-    // register as ContainerResponseFilter
-    environment.jersey().register(this);
-
-    // hook into lifecycle events, to react to the Connector being added
-    environment.lifecycle().addEventListener(this);
-  }
-
-  @Override
-  public void onRequestFailure(final Request request, final Throwable failure) {
-
-    if (logger.isDebugEnabled()) {
-      final RequestInfo requestInfo = getRequestInfo(request);
-
-      logger.debug("Request failure: {} {} ({}) [{}] ",
-          requestInfo.method(),
-          requestInfo.path(),
-          requestInfo.userAgent(),
-          requestInfo.statusCode(), failure);
-    }
-  }
-
-  @Override
-  public void onResponseFailure(Request request, Throwable failure) {
-
-    if (failure instanceof org.eclipse.jetty.io.EofException) {
-      // the client disconnected early
-      return;
-    }
-
-    final RequestInfo requestInfo = getRequestInfo(request);
-
-    logger.warn("Response failure: {} {} ({}) [{}] ",
-        requestInfo.method(),
-        requestInfo.path(),
-        requestInfo.userAgent(),
-        requestInfo.statusCode(), failure);
-  }
-
-  @Override
-  public void onComplete(final Request request) {
-
-    final RequestInfo requestInfo = getRequestInfo(request);
-
-    @Nullable final UserAgent userAgent;
-    {
-      UserAgent parsedUserAgent;
-
-      try {
-        parsedUserAgent = UserAgentUtil.parseUserAgentString(requestInfo.userAgent());
-      } catch (final UnrecognizedUserAgentException e) {
-        parsedUserAgent = null;
-      }
-
-      userAgent = parsedUserAgent;
-    }
-
-    final Tag platformTag = UserAgentTagUtil.getPlatformTag(userAgent);
-
-    final List<Tag> tags = new ArrayList<>(5);
-    tags.add(Tag.of(PATH_TAG, requestInfo.path()));
-    tags.add(Tag.of(METHOD_TAG, requestInfo.method()));
-    tags.add(Tag.of(STATUS_CODE_TAG, String.valueOf(requestInfo.statusCode())));
-    tags.add(Tag.of(TRAFFIC_SOURCE_TAG, TrafficSource.HTTP.name().toLowerCase()));
-    tags.add(platformTag);
-
-    final Optional<Tag> maybeClientVersionTag =
-        UserAgentTagUtil.getClientVersionTag(userAgent, clientReleaseManager);
-
-    maybeClientVersionTag.ifPresent(tags::add);
-
-    meterRegistry.counter(REQUEST_COUNTER_NAME, tags).increment();
-
-    meterRegistry.counter(RESPONSE_BYTES_COUNTER_NAME, tags).increment(request.getResponse().getContentCount());
-    meterRegistry.counter(REQUEST_BYTES_COUNTER_NAME, tags).increment(request.getContentRead());
-
-    maybeClientVersionTag.ifPresent(clientVersionTag -> meterRegistry.counter(REQUESTS_BY_VERSION_COUNTER_NAME,
-            Tags.of(clientVersionTag, platformTag))
-        .increment());
-  }
-
-  @Override
-  public void beanAdded(final Container parent, final Object child) {
-    if (child instanceof Connector connector) {
-      connector.addBean(this);
-    }
-  }
-
-  @Override
-  public void beanRemoved(final Container parent, final Object child) {
-
-  }
-
-  @Override
-  public void filter(final ContainerRequestContext requestContext, final ContainerResponseContext responseContext)
-      throws IOException {
-    requestContext.setProperty(URI_INFO_PROPERTY_NAME, requestContext.getUriInfo());
-  }
-
-  private RequestInfo getRequestInfo(Request request) {
-    final String path = Optional.ofNullable(request.getAttribute(URI_INFO_PROPERTY_NAME))
-        .map(attr -> UriInfoUtil.getPathTemplate((ExtendedUriInfo) attr))
-        .orElseGet(() ->
-            Optional.ofNullable(request.getPathInfo())
-                .filter(servletPaths::contains)
-                .orElse("unknown")
-        );
-
-    // Response cannot be null, but its status might not always reflect an actual response status, since it gets
-    // initialized to 200
-    final int status = request.getResponse().getStatus();
-
-    @Nullable final String userAgent = request.getHeader(HttpHeaders.USER_AGENT);
-
-    return new RequestInfo(path, normalizeMethod(request.getMethod()), status, userAgent);
-  }
-
-  static String normalizeMethod(@Nullable final String method) {
-    if (StringUtils.isBlank(method)) {
-      return "unknown";
-    }
-
-    return EXPECTED_HTTP_METHODS.contains(method.toUpperCase(Locale.ROOT)) ? method : "unknown";
-  }
-}
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandler.java b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandler.java
new file mode 100644
index 000000000..5be3e7366
--- /dev/null
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandler.java
@@ -0,0 +1,280 @@
+/*
+ * Copyright 2024 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.metrics;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.net.HttpHeaders;
+import io.dropwizard.core.setup.Environment;
+import io.micrometer.core.instrument.MeterRegistry;
+import io.micrometer.core.instrument.Tag;
+import io.micrometer.core.instrument.Tags;
+import jakarta.validation.constraints.NotNull;
+import jakarta.ws.rs.container.ContainerRequestContext;
+import jakarta.ws.rs.container.ContainerResponseContext;
+import jakarta.ws.rs.container.ContainerResponseFilter;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Set;
+import javax.annotation.Nullable;
+import org.apache.commons.lang3.StringUtils;
+import org.eclipse.jetty.http.HttpFields;
+import org.eclipse.jetty.io.Content;
+import org.eclipse.jetty.server.Handler;
+import org.eclipse.jetty.server.Request;
+import org.eclipse.jetty.server.Server;
+import org.eclipse.jetty.server.handler.EventsHandler;
+import org.eclipse.jetty.util.component.LifeCycle;
+import org.glassfish.jersey.server.ExtendedUriInfo;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
+import org.whispersystems.textsecuregcm.util.logging.UriInfoUtil;
+import org.whispersystems.textsecuregcm.util.ua.UnrecognizedUserAgentException;
+import org.whispersystems.textsecuregcm.util.ua.UserAgent;
+import org.whispersystems.textsecuregcm.util.ua.UserAgentUtil;
+
+/**
+ * Gathers and reports HTTP request metrics at the Jetty container level, which sits above Jersey. In order to get
+ * templated Jersey request paths, it adds a {@link jakarta.ws.rs.container.ContainerResponseFilter}, in order to give
+ * itself access to the template. It is limited to {@link TrafficSource#HTTP} requests.
+ *
+ * @see MetricsRequestEventListener
+ */
+public class MetricsHttpEventHandler extends EventsHandler {
+
+  private static final Logger logger = LoggerFactory.getLogger(MetricsHttpEventHandler.class);
+
+  private static final Set<String> EXPECTED_HTTP_METHODS =
+      Set.of("GET", "HEAD", "POST", "PUT", "DELETE", "CONNECT", "OPTIONS", "TRACE", "PATCH");
+
+  private final ClientReleaseManager clientReleaseManager;
+  private final Set<String> servletPaths;
+
+  // Use the same counter namespace as MetricsRequestEventListener for continuity
+  public static final String REQUEST_COUNTER_NAME = MetricsRequestEventListener.REQUEST_COUNTER_NAME;
+  public static final String REQUESTS_BY_VERSION_COUNTER_NAME = MetricsRequestEventListener.REQUESTS_BY_VERSION_COUNTER_NAME;
+  @VisibleForTesting
+  static final String RESPONSE_BYTES_COUNTER_NAME = MetricsRequestEventListener.RESPONSE_BYTES_COUNTER_NAME;
+  @VisibleForTesting
+  static final String REQUEST_BYTES_COUNTER_NAME = MetricsRequestEventListener.REQUEST_BYTES_COUNTER_NAME;
+  @VisibleForTesting
+  static final String REQUEST_INFO_PROPERTY_NAME = MetricsHttpEventHandler.class.getName() + ".requestInfo";
+
+  @VisibleForTesting
+  static final String PATH_TAG = "path";
+
+  @VisibleForTesting
+  static final String METHOD_TAG = "method";
+
+  @VisibleForTesting
+  static final String STATUS_CODE_TAG = "status";
+
+  @VisibleForTesting
+  static final String TRAFFIC_SOURCE_TAG = "trafficSource";
+
+  private final MeterRegistry meterRegistry;
+
+  @VisibleForTesting
+  MetricsHttpEventHandler(
+      final Handler handler,
+      final MeterRegistry meterRegistry,
+      final ClientReleaseManager clientReleaseManager,
+      final Set<String> servletPaths) {
+    super(handler);
+
+    this.meterRegistry = meterRegistry;
+    this.clientReleaseManager = clientReleaseManager;
+    this.servletPaths = servletPaths;
+  }
+
+  /**
+   * Configure a {@link MetricsHttpEventHandler}
+   *
+   * @param environment          A dropwizard {@link org.eclipse.jetty.util.component.Environment}
+   * @param meterRegistry        The meter registry to register metrics with
+   * @param clientReleaseManager A {@link ClientReleaseManager} that determines what tags to include with metrics
+   * @param servletPaths         An allow-list of paths to include in metric tags for requests that are handled by above
+   *                             Jersey
+   */
+  public static void configure(final Environment environment, final MeterRegistry meterRegistry,
+      final ClientReleaseManager clientReleaseManager, final Set<String> servletPaths) {
+    // register a filter that will set the initial request info
+    environment.jersey().register(new SetInfoRequestFilter());
+
+    // hook into lifecycle events, to react to the Connector being added
+    environment.lifecycle().addEventListener(new LifeCycle.Listener() {
+      @Override
+      public void lifeCycleStarting(LifeCycle event) {
+        if (event instanceof Server server) {
+          server.setHandler(
+              new MetricsHttpEventHandler(server.getHandler(), meterRegistry, clientReleaseManager, servletPaths));
+        }
+      }
+    });
+  }
+
+  private void onResponseFailure(Request request, int status, Throwable failure) {
+
+    if (failure instanceof org.eclipse.jetty.io.EofException) {
+      // the client disconnected early
+      return;
+    }
+
+    final RequestInfo requestInfo = getRequestInfo(request);
+
+    logger.warn("Response failure: {} {} ({}) [{}] ",
+        requestInfo.method,
+        requestInfo.path,
+        requestInfo.userAgent,
+        status,
+        failure);
+  }
+
+  @Override
+  public void onComplete(Request request, int status, HttpFields headers, Throwable failure) {
+
+    super.onComplete(request, status, headers, failure);
+
+    if (failure != null) {
+      onResponseFailure(request, status, failure);
+    }
+
+    final RequestInfo requestInfo = getRequestInfo(request);
+
+    @Nullable final UserAgent userAgent;
+    {
+      UserAgent parsedUserAgent;
+
+      try {
+        parsedUserAgent = UserAgentUtil.parseUserAgentString(requestInfo.userAgent);
+      } catch (final UnrecognizedUserAgentException e) {
+        parsedUserAgent = null;
+      }
+
+      userAgent = parsedUserAgent;
+    }
+    final Tag platformTag = UserAgentTagUtil.getPlatformTag(userAgent);
+
+
+    final List<Tag> tags = new ArrayList<>(5);
+    tags.add(Tag.of(PATH_TAG, requestInfo.path));
+    tags.add(Tag.of(METHOD_TAG, requestInfo.method));
+    tags.add(Tag.of(STATUS_CODE_TAG, String.valueOf(status)));
+    tags.add(Tag.of(TRAFFIC_SOURCE_TAG, TrafficSource.HTTP.name().toLowerCase()));
+    tags.add(platformTag);
+
+    final Optional<Tag> maybeClientVersionTag =
+        UserAgentTagUtil.getClientVersionTag(userAgent, clientReleaseManager);
+
+    maybeClientVersionTag.ifPresent(tags::add);
+
+    meterRegistry.counter(REQUEST_COUNTER_NAME, tags).increment();
+    meterRegistry.counter(RESPONSE_BYTES_COUNTER_NAME, tags).increment(requestInfo.responseBytes);
+    meterRegistry.counter(REQUEST_BYTES_COUNTER_NAME, tags).increment(requestInfo.requestBytes);
+
+    maybeClientVersionTag.ifPresent(clientVersionTag -> meterRegistry.counter(REQUESTS_BY_VERSION_COUNTER_NAME,
+            Tags.of(clientVersionTag, platformTag))
+        .increment());
+  }
+
+  @Override
+  protected void onRequestRead(final Request request, final Content.Chunk chunk) {
+    super.onRequestRead(request, chunk);
+    if (chunk != null) {
+      getRequestInfo(request).requestBytes += chunk.remaining();
+    }
+  }
+
+  @Override
+  protected void onResponseWrite(final Request request, final boolean last, final ByteBuffer content) {
+    super.onResponseWrite(request, last, content);
+    if (content != null) {
+      getRequestInfo(request).responseBytes += content.remaining();
+    }
+  }
+
+  private RequestInfo getRequestInfo(Request request) {
+    Object obj = request.getAttribute(REQUEST_INFO_PROPERTY_NAME);
+    if (obj != null && obj instanceof RequestInfo requestInfo) {
+      return requestInfo;
+    }
+
+    // Our ContainerResponseFilter has not run yet. It should eventually run, and will override the path we set here.
+    // It may not run if this is a websocket upgrade request, a request handled by jetty directly, or a higher priority
+    // filter aborted the request by throwing an exception, in which case we'll use this path. To avoid giving every
+    // incorrect path a unique tag we check against a configured list of paths that we know would skip the filter.
+    final RequestInfo newInfo = new RequestInfo(
+        Optional.ofNullable(request.getHttpURI().getPath()).filter(servletPaths::contains).orElse("unknown"),
+        normalizeMethod(request.getMethod()),
+        request.getHeaders().get(HttpHeaders.USER_AGENT));
+
+    request.setAttribute(REQUEST_INFO_PROPERTY_NAME, newInfo);
+    return newInfo;
+  }
+
+  @VisibleForTesting
+  static class RequestInfo {
+
+    private String path;
+    private final String method;
+    private final @Nullable String userAgent;
+
+    private long requestBytes;
+    private long responseBytes;
+
+    RequestInfo(@NotNull String path, @NotNull String method, @Nullable String userAgent) {
+      this.path = path;
+      this.method = method;
+      this.userAgent = userAgent;
+      this.requestBytes = 0;
+      this.responseBytes = 0;
+    }
+
+    @Override
+    public boolean equals(final Object o) {
+      if (o == null || getClass() != o.getClass()) {
+        return false;
+      }
+      RequestInfo that = (RequestInfo) o;
+      return requestBytes == that.requestBytes && responseBytes == that.responseBytes && Objects.equals(path, that.path)
+          && Objects.equals(method, that.method) && Objects.equals(userAgent, that.userAgent);
+    }
+
+    @Override
+    public int hashCode() {
+      return Objects.hash(path, method, userAgent, requestBytes, responseBytes);
+    }
+  }
+
+  @VisibleForTesting
+  static class SetInfoRequestFilter implements ContainerResponseFilter {
+
+    @Override
+    public void filter(final ContainerRequestContext requestContext, final ContainerResponseContext responseContext) {
+      // Construct the templated URI path. If no matching path is found, this will be ""
+      final String path = UriInfoUtil.getPathTemplate((ExtendedUriInfo) requestContext.getUriInfo());
+      final Object obj = requestContext.getProperty(REQUEST_INFO_PROPERTY_NAME);
+      if (obj != null && obj instanceof RequestInfo requestInfo) {
+        requestInfo.path = path;
+      } else {
+        requestContext.setProperty(REQUEST_INFO_PROPERTY_NAME,
+            new RequestInfo(path, requestContext.getMethod(), requestContext.getHeaderString(HttpHeaders.USER_AGENT)));
+      }
+    }
+  }
+
+  static String normalizeMethod(@Nullable final String method) {
+    if (StringUtils.isBlank(method)) {
+      return "unknown";
+    }
+
+    return EXPECTED_HTTP_METHODS.contains(method.toUpperCase(Locale.ROOT)) ? method : "unknown";
+  }
+}
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListener.java b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListener.java
index a4a85c1d5..5f5897a5a 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListener.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListener.java
@@ -31,7 +31,7 @@ import org.whispersystems.websocket.WebSocketResourceProvider;
 
 /**
  * Gathers and reports request-level metrics for WebSocket traffic only.
- * For HTTP traffic, use {@link MetricsHttpChannelListener}.
+ * For HTTP traffic, use {@link MetricsHttpEventHandler}.
  */
 public class MetricsRequestEventListener implements RequestEventListener {
 
@@ -69,7 +69,7 @@ public class MetricsRequestEventListener implements RequestEventListener {
     this(trafficSource, Metrics.globalRegistry, clientReleaseManager);
 
     if (trafficSource == TrafficSource.HTTP) {
-      logger.warn("Use {} for HTTP traffic", MetricsHttpChannelListener.class.getName());
+      logger.warn("Use {} for HTTP traffic", MetricsHttpEventHandler.class.getName());
     }
   }
 
@@ -107,7 +107,7 @@ public class MetricsRequestEventListener implements RequestEventListener {
 
         final List<Tag> tags = new ArrayList<>();
         tags.add(Tag.of(PATH_TAG, UriInfoUtil.getPathTemplate(event.getUriInfo())));
-        tags.add(Tag.of(METHOD_TAG, MetricsHttpChannelListener.normalizeMethod(event.getContainerRequest().getMethod())));
+        tags.add(Tag.of(METHOD_TAG, MetricsHttpEventHandler.normalizeMethod(event.getContainerRequest().getMethod())));
         tags.add(Tag.of(STATUS_CODE_TAG, String.valueOf(Optional
             .ofNullable(event.getContainerResponse())
             .map(ContainerResponse::getStatus)
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtil.java b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtil.java
index 06f786649..04b29941f 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtil.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtil.java
@@ -21,7 +21,7 @@ import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 import java.util.Optional;
-import org.eclipse.jetty.util.resource.Resource;
+import org.eclipse.jetty.util.resource.PathResourceFactory;
 import org.eclipse.jetty.util.security.CertificateUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -37,7 +37,7 @@ public class TlsCertificateExpirationUtil {
 
     final KeyStore keyStore;
     try {
-      keyStore = CertificateUtils.getKeyStore(Resource.newResource(keyStorePath), keyStoreType, keyStoreProvider,
+      keyStore = CertificateUtils.getKeyStore(new PathResourceFactory().newResource(keyStorePath), keyStoreType, keyStoreProvider,
           keyStorePassword);
 
     } catch (Exception e) {
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/util/JmxDumper.java b/service/src/main/java/org/whispersystems/textsecuregcm/util/JmxDumper.java
deleted file mode 100644
index 036917805..000000000
--- a/service/src/main/java/org/whispersystems/textsecuregcm/util/JmxDumper.java
+++ /dev/null
@@ -1,33 +0,0 @@
-package org.whispersystems.textsecuregcm.util;
-
-import io.dropwizard.lifecycle.Managed;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import javax.management.MBeanServer;
-import java.lang.management.ManagementFactory;
-import java.util.concurrent.ScheduledExecutorService;
-
-/*
- * Copyright 2025 Signal Messenger, LLC
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-public class JmxDumper implements Managed {
-  private static final Logger log = LoggerFactory.getLogger(JmxDumper.class);
-
-
-  private final ScheduledExecutorService executor;
-
-  public JmxDumper(final ScheduledExecutorService executor) {
-    this.executor = executor;
-  }
-
-  @Override
-  public void start() throws Exception {
-//    executor.schedule()
-  }
-
-  private void dump() {
-    MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
-
-  }
-}
diff --git a/service/src/main/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticator.java b/service/src/main/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticator.java
index c88fa5e29..4ba267dfc 100644
--- a/service/src/main/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticator.java
+++ b/service/src/main/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticator.java
@@ -8,14 +8,14 @@ package org.whispersystems.textsecuregcm.websocket;
 import static org.whispersystems.textsecuregcm.util.HeaderUtils.basicCredentialsFromAuthHeader;
 
 import com.google.common.net.HttpHeaders;
-import javax.annotation.Nullable;
 import io.dropwizard.auth.basic.BasicCredentials;
-import org.eclipse.jetty.websocket.api.UpgradeRequest;
+import java.util.Optional;
+import javax.annotation.Nullable;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
 import org.whispersystems.textsecuregcm.auth.AccountAuthenticator;
 import org.whispersystems.textsecuregcm.auth.AuthenticatedDevice;
 import org.whispersystems.websocket.auth.InvalidCredentialsException;
 import org.whispersystems.websocket.auth.WebSocketAuthenticator;
-import java.util.Optional;
 
 
 public class WebSocketAccountAuthenticator implements WebSocketAuthenticator<AuthenticatedDevice> {
@@ -27,7 +27,7 @@ public class WebSocketAccountAuthenticator implements WebSocketAuthenticator<Aut
   }
 
   @Override
-  public Optional<AuthenticatedDevice> authenticate(final UpgradeRequest request)
+  public Optional<AuthenticatedDevice> authenticate(final JettyServerUpgradeRequest request)
       throws InvalidCredentialsException {
 
     @Nullable final String authHeader = request.getHeader(HttpHeaders.AUTHORIZATION);
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/BufferingInterceptorIntegrationTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/BufferingInterceptorIntegrationTest.java
index 4183026b3..cce4dedbd 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/BufferingInterceptorIntegrationTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/BufferingInterceptorIntegrationTest.java
@@ -15,7 +15,6 @@ import jakarta.ws.rs.core.HttpHeaders;
 import jakarta.ws.rs.core.MediaType;
 import jakarta.ws.rs.core.Response;
 import org.apache.commons.lang3.RandomStringUtils;
-import org.eclipse.jetty.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.glassfish.jersey.server.ManagedAsync;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
@@ -35,7 +34,6 @@ public class BufferingInterceptorIntegrationTest {
       environment.jersey().register(testController);
       environment.jersey().register(new BufferingInterceptor());
       environment.jersey().register(new VirtualExecutorServiceProvider("virtual-thread-", 10));
-      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), null);
     }
   }
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/ProvisioningTimeoutIntegrationTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/ProvisioningTimeoutIntegrationTest.java
index ef37d6b64..5e647359a 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/ProvisioningTimeoutIntegrationTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/ProvisioningTimeoutIntegrationTest.java
@@ -18,28 +18,29 @@ import io.dropwizard.core.Configuration;
 import io.dropwizard.core.setup.Environment;
 import io.dropwizard.testing.junit5.DropwizardAppExtension;
 import io.dropwizard.testing.junit5.DropwizardExtensionsSupport;
-import jakarta.servlet.DispatcherType;
-import jakarta.servlet.ServletRegistration;
 import java.io.IOException;
 import java.net.URI;
+import java.nio.ByteBuffer;
 import java.time.Duration;
-import java.util.EnumSet;
 import java.util.Objects;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.ScheduledFuture;
+import org.eclipse.jetty.ee10.websocket.server.config.JettyWebSocketServletContainerInitializer;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
 import org.eclipse.jetty.websocket.client.ClientUpgradeRequest;
 import org.eclipse.jetty.websocket.client.WebSocketClient;
-import org.eclipse.jetty.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.ArgumentCaptor;
 import org.whispersystems.textsecuregcm.asn.AsnInfoProvider;
 import org.whispersystems.textsecuregcm.auth.AuthenticatedDevice;
 import org.whispersystems.textsecuregcm.entities.MessageProtos;
+import org.whispersystems.textsecuregcm.filters.PriorityFilter;
 import org.whispersystems.textsecuregcm.filters.RemoteAddressFilter;
 import org.whispersystems.textsecuregcm.push.ProvisioningManager;
 import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
@@ -52,6 +53,7 @@ import org.whispersystems.websocket.messages.WebSocketMessage;
 import org.whispersystems.websocket.setup.WebSocketEnvironment;
 
 @ExtendWith(DropwizardExtensionsSupport.class)
+@Timeout(value = 10, threadMode = Timeout.ThreadMode.SEPARATE_THREAD)
 public class ProvisioningTimeoutIntegrationTest {
 
   private static final DropwizardAppExtension<Configuration> DROPWIZARD_APP_EXTENSION =
@@ -77,9 +79,9 @@ public class ProvisioningTimeoutIntegrationTest {
     CompletableFuture<String> provisioningAddressFuture = new CompletableFuture<>();
 
     @Override
-    public void onWebSocketBinary(final byte[] payload, final int offset, final int length) {
+    public void onWebSocketBinary(final ByteBuffer payload, final Callback callback) {
       try {
-        WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload, offset, length);
+        WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload);
         if (Objects.requireNonNull(webSocketMessage.getType()) == WebSocketMessage.Type.REQUEST_MESSAGE
             && webSocketMessage.getRequestMessage().getPath().equals("/v1/address")) {
           MessageProtos.ProvisioningAddress provisioningAddress =
@@ -92,7 +94,7 @@ public class ProvisioningTimeoutIntegrationTest {
       } catch (InvalidProtocolBufferException e) {
         throw new RuntimeException(e);
       }
-      super.onWebSocketBinary(payload, offset, length);
+      super.onWebSocketBinary(payload, callback);
     }
   }
 
@@ -106,21 +108,17 @@ public class ProvisioningTimeoutIntegrationTest {
       final WebSocketEnvironment<AuthenticatedDevice> webSocketEnvironment =
           new WebSocketEnvironment<>(environment, webSocketConfiguration);
 
-      environment.servlets()
-          .addFilter("RemoteAddressFilter", new RemoteAddressFilter())
-          .addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), false, "/*");
       webSocketEnvironment.setConnectListener(
           new ProvisioningConnectListener(mock(ProvisioningManager.class), () -> mock(AsnInfoProvider.class), mock(ClientReleaseManager.class), scheduler, Duration.ofSeconds(5)));
 
       final WebSocketResourceProviderFactory<AuthenticatedDevice> webSocketServlet =
           new WebSocketResourceProviderFactory<>(webSocketEnvironment, AuthenticatedDevice.class,
-              webSocketConfiguration, REMOTE_ADDRESS_ATTRIBUTE_NAME);
+              REMOTE_ADDRESS_ATTRIBUTE_NAME);
 
-      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), null);
-      final ServletRegistration.Dynamic websocketServlet = environment.servlets()
-          .addServlet("WebSocket", webSocketServlet);
-      websocketServlet.addMapping("/websocket");
-      websocketServlet.setAsyncSupported(true);
+      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), (servletContext, container) -> {
+        container.addMapping("/websocket", webSocketServlet);
+        PriorityFilter.ensureFilter(servletContext, new RemoteAddressFilter());
+      });
     }
   }
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/WebsocketResourceProviderIntegrationTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/WebsocketResourceProviderIntegrationTest.java
index d74e599b0..606ca0739 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/WebsocketResourceProviderIntegrationTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/WebsocketResourceProviderIntegrationTest.java
@@ -9,8 +9,6 @@ import io.dropwizard.core.Configuration;
 import io.dropwizard.core.setup.Environment;
 import io.dropwizard.testing.junit5.DropwizardAppExtension;
 import io.dropwizard.testing.junit5.DropwizardExtensionsSupport;
-import jakarta.servlet.DispatcherType;
-import jakarta.servlet.ServletRegistration;
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.PUT;
 import jakarta.ws.rs.Path;
@@ -20,19 +18,20 @@ import jakarta.ws.rs.core.HttpHeaders;
 import jakarta.ws.rs.core.MediaType;
 import java.io.IOException;
 import java.net.URI;
-import java.util.EnumSet;
 import java.util.Optional;
 import org.apache.commons.lang3.RandomStringUtils;
+import org.eclipse.jetty.ee10.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.eclipse.jetty.websocket.client.WebSocketClient;
-import org.eclipse.jetty.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.glassfish.jersey.server.ManagedAsync;
 import org.glassfish.jersey.server.ServerProperties;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Timeout;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.ValueSource;
 import org.whispersystems.textsecuregcm.auth.AuthenticatedDevice;
+import org.whispersystems.textsecuregcm.filters.PriorityFilter;
 import org.whispersystems.textsecuregcm.filters.RemoteAddressFilter;
 import org.whispersystems.textsecuregcm.tests.util.TestWebsocketListener;
 import org.whispersystems.websocket.WebSocketResourceProviderFactory;
@@ -41,6 +40,7 @@ import org.whispersystems.websocket.messages.WebSocketResponseMessage;
 import org.whispersystems.websocket.setup.WebSocketEnvironment;
 
 @ExtendWith(DropwizardExtensionsSupport.class)
+@Timeout(value = 10, threadMode = Timeout.ThreadMode.SEPARATE_THREAD)
 public class WebsocketResourceProviderIntegrationTest {
   private static final DropwizardAppExtension<Configuration> DROPWIZARD_APP_EXTENSION =
       new DropwizardAppExtension<>(TestApplication.class);
@@ -72,9 +72,6 @@ public class WebsocketResourceProviderIntegrationTest {
           new WebSocketEnvironment<>(environment, webSocketConfiguration);
 
       environment.jersey().register(testController);
-      environment.servlets()
-          .addFilter("RemoteAddressFilter", new RemoteAddressFilter())
-          .addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), false, "/*");
       webSocketEnvironment.jersey().register(testController);
       webSocketEnvironment.jersey().register(new RemoteAddressFilter());
       webSocketEnvironment.setAuthenticator(upgradeRequest -> Optional.of(mock(AuthenticatedDevice.class)));
@@ -85,15 +82,13 @@ public class WebsocketResourceProviderIntegrationTest {
 
       final WebSocketResourceProviderFactory<AuthenticatedDevice> webSocketServlet =
           new WebSocketResourceProviderFactory<>(webSocketEnvironment, AuthenticatedDevice.class,
-              webSocketConfiguration, REMOTE_ADDRESS_ATTRIBUTE_NAME);
+              REMOTE_ADDRESS_ATTRIBUTE_NAME);
 
-      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), null);
+      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), (servletContext, container) -> {
+        container.addMapping("/websocket", webSocketServlet);
+        PriorityFilter.ensureFilter(servletContext, new RemoteAddressFilter());
+      });
 
-      final ServletRegistration.Dynamic websocketServlet =
-          environment.servlets().addServlet("WebSocket", webSocketServlet);
-
-      websocketServlet.addMapping("/websocket");
-      websocketServlet.setAsyncSupported(true);
     }
   }
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/WhisperServerServiceTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/WhisperServerServiceTest.java
index 48e8819eb..2a36b2d0d 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/WhisperServerServiceTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/WhisperServerServiceTest.java
@@ -29,7 +29,7 @@ import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 import org.eclipse.jetty.client.HttpClient;
 import org.eclipse.jetty.http2.client.HTTP2Client;
-import org.eclipse.jetty.http2.client.http.HttpClientTransportOverHTTP2;
+import org.eclipse.jetty.http2.client.transport.HttpClientTransportOverHTTP2;
 import org.eclipse.jetty.io.ClientConnector;
 import org.eclipse.jetty.util.component.LifeCycle;
 import org.eclipse.jetty.websocket.api.Session;
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilterTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilterTest.java
index 28ea6d113..e7417ebc1 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilterTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/auth/IdlePrimaryDeviceAuthenticatedWebSocketUpgradeFilterTest.java
@@ -15,8 +15,8 @@ import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
 import javax.annotation.Nullable;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeRequest;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeResponse;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeResponse;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/auth/PhoneVerificationTokenManagerTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/auth/PhoneVerificationTokenManagerTest.java
index 4c34b8313..d21cc4cda 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/auth/PhoneVerificationTokenManagerTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/auth/PhoneVerificationTokenManagerTest.java
@@ -210,8 +210,7 @@ class PhoneVerificationTokenManagerTest {
 
     @ParameterizedTest
     @MethodSource
-    void verifyRecoveryPasswordManagerException(final Throwable recoveryPasswordManagerException)
-        throws ExecutionException, InterruptedException, TimeoutException {
+    void verifyRecoveryPasswordManagerException(final Throwable recoveryPasswordManagerException) {
 
       final ContainerRequestContext containerRequestContext = mock(ContainerRequestContext.class);
       final byte[] recoveryPassword = TestRandomUtil.nextBytes(16);
@@ -219,11 +218,8 @@ class PhoneVerificationTokenManagerTest {
       when(registrationRecoveryChecker.checkRegistrationRecoveryAttempt(containerRequestContext, PHONE_NUMBER))
           .thenReturn(true);
 
-      @SuppressWarnings("unchecked") final CompletableFuture<Boolean> mockFuture = mock(CompletableFuture.class);
-      when(mockFuture.get(anyLong(), any())).thenThrow(recoveryPasswordManagerException);
-
       when(registrationRecoveryPasswordsManager.verify(PHONE_NUMBER_IDENTIFIER, recoveryPassword))
-          .thenReturn(mockFuture);
+          .thenReturn(CompletableFuture.failedFuture(recoveryPasswordManagerException));
 
       assertThrows(ServerErrorException.class, () -> phoneVerificationTokenManager.verify(containerRequestContext,
           PHONE_NUMBER,
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilterIntegrationTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilterIntegrationTest.java
index 96ae5283f..edc6c576e 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilterIntegrationTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/filters/RemoteAddressFilterIntegrationTest.java
@@ -13,20 +13,17 @@ import io.dropwizard.core.Configuration;
 import io.dropwizard.core.setup.Environment;
 import io.dropwizard.testing.junit5.DropwizardAppExtension;
 import io.dropwizard.testing.junit5.DropwizardExtensionsSupport;
-import jakarta.servlet.DispatcherType;
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.Path;
 import jakarta.ws.rs.client.Client;
 import jakarta.ws.rs.container.ContainerRequestContext;
 import jakarta.ws.rs.core.Context;
-import java.io.IOException;
 import java.net.InetAddress;
 import java.net.URI;
 import java.nio.ByteBuffer;
 import java.security.Principal;
 import java.time.Duration;
 import java.util.Arrays;
-import java.util.EnumSet;
 import java.util.List;
 import java.util.Objects;
 import java.util.Optional;
@@ -35,14 +32,15 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 import javax.security.auth.Subject;
+import org.eclipse.jetty.ee10.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.eclipse.jetty.util.HostPort;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
-import org.eclipse.jetty.websocket.api.WebSocketListener;
 import org.eclipse.jetty.websocket.client.WebSocketClient;
-import org.eclipse.jetty.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Timeout;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.ValueSource;
@@ -55,6 +53,7 @@ import org.whispersystems.websocket.messages.protobuf.ProtobufWebSocketMessageFa
 import org.whispersystems.websocket.setup.WebSocketEnvironment;
 
 @ExtendWith(DropwizardExtensionsSupport.class)
+@Timeout(value = 10, threadMode = Timeout.ThreadMode.SEPARATE_THREAD)
 class RemoteAddressFilterIntegrationTest {
 
   private static final String WEBSOCKET_PREFIX = "/websocket";
@@ -131,7 +130,7 @@ class RemoteAddressFilterIntegrationTest {
     }
   }
 
-  private static class ClientEndpoint implements WebSocketListener {
+  public static class ClientEndpoint implements Session.Listener.AutoDemanding {
 
     private final String requestPath;
     private final CompletableFuture<byte[]> responseFuture;
@@ -145,22 +144,19 @@ class RemoteAddressFilterIntegrationTest {
     }
 
     @Override
-    public void onWebSocketConnect(final Session session) {
+    public void onWebSocketOpen(final Session session) {
       final byte[] requestBytes = messageFactory.createRequest(Optional.of(1L), "GET", requestPath,
           List.of("Accept: application/json"),
           Optional.empty()).toByteArray();
-      try {
-        session.getRemote().sendBytes(ByteBuffer.wrap(requestBytes));
-      } catch (IOException e) {
-        throw new RuntimeException(e);
-      }
+
+      session.sendBinary(ByteBuffer.wrap(requestBytes), Callback.NOOP);
     }
 
     @Override
-    public void onWebSocketBinary(final byte[] payload, final int offset, final int length) {
+    public void onWebSocketBinary(final ByteBuffer payload, final Callback callback) {
 
       try {
-        WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload, offset, length);
+        WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload);
 
         if (Objects.requireNonNull(webSocketMessage.getType()) == WebSocketMessage.Type.RESPONSE_MESSAGE) {
           assert 200 == webSocketMessage.getResponseMessage().getStatus();
@@ -206,10 +202,6 @@ class RemoteAddressFilterIntegrationTest {
     public void run(final Configuration configuration,
         final Environment environment) throws Exception {
 
-      environment.servlets().addFilter("RemoteAddressFilterRemoteAddress", new RemoteAddressFilter())
-          .addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), false, REMOTE_ADDRESS_PATH,
-              WEBSOCKET_PREFIX + REMOTE_ADDRESS_PATH);
-
       environment.jersey().register(new TestRemoteAddressController());
 
       // WebSocket set up
@@ -220,15 +212,14 @@ class RemoteAddressFilterIntegrationTest {
 
       webSocketEnvironment.jersey().register(new TestWebSocketController());
 
-      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), null);
-
       WebSocketResourceProviderFactory<TestPrincipal> webSocketServlet = new WebSocketResourceProviderFactory<>(
-          webSocketEnvironment, TestPrincipal.class, webSocketConfiguration,
+          webSocketEnvironment, TestPrincipal.class,
           RemoteAddressFilter.REMOTE_ADDRESS_ATTRIBUTE_NAME);
 
-      environment.servlets().addServlet("WebSocketRemoteAddress", webSocketServlet)
-          .addMapping(WEBSOCKET_PREFIX + REMOTE_ADDRESS_PATH);
-
+      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), (servletContext, container) -> {
+        container.addMapping(WEBSOCKET_PREFIX + REMOTE_ADDRESS_PATH, webSocketServlet);
+        PriorityFilter.ensureFilter(servletContext, new RemoteAddressFilter());
+      });
     }
   }
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/filters/StripContentLengthOnConnectFilterTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/filters/StripContentLengthOnConnectFilterTest.java
new file mode 100644
index 000000000..a124653db
--- /dev/null
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/filters/StripContentLengthOnConnectFilterTest.java
@@ -0,0 +1,136 @@
+/*
+ * Copyright 2026 Signal Messenger, LLC
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+package org.whispersystems.textsecuregcm.filters;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+
+import io.dropwizard.core.Application;
+import io.dropwizard.core.Configuration;
+import io.dropwizard.core.setup.Environment;
+import io.dropwizard.testing.ConfigOverride;
+import io.dropwizard.testing.junit5.DropwizardAppExtension;
+import io.dropwizard.testing.junit5.DropwizardExtensionsSupport;
+import jakarta.servlet.DispatcherType;
+import jakarta.servlet.Filter;
+import jakarta.servlet.ServletContext;
+import java.net.InetSocketAddress;
+import java.util.EnumSet;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.TimeUnit;
+import org.eclipse.jetty.ee10.servlet.FilterHolder;
+import org.eclipse.jetty.ee10.servlet.FilterMapping;
+import org.eclipse.jetty.ee10.servlet.ServletContextHandler;
+import org.eclipse.jetty.ee10.servlet.ServletHandler;
+import org.eclipse.jetty.ee10.websocket.server.JettyWebSocketCreator;
+import org.eclipse.jetty.ee10.websocket.server.config.JettyWebSocketServletContainerInitializer;
+import org.eclipse.jetty.http.HostPortHttpField;
+import org.eclipse.jetty.http.HttpFields;
+import org.eclipse.jetty.http.HttpScheme;
+import org.eclipse.jetty.http.MetaData;
+import org.eclipse.jetty.http2.api.Session;
+import org.eclipse.jetty.http2.api.Stream;
+import org.eclipse.jetty.http2.client.HTTP2Client;
+import org.eclipse.jetty.http2.frames.HeadersFrame;
+import org.eclipse.jetty.server.handler.ContextHandler;
+import org.eclipse.jetty.util.Jetty;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+
+@ExtendWith(DropwizardExtensionsSupport.class)
+class StripContentLengthOnConnectFilterTest {
+
+  private static final String WEBSOCKET_WITH_FILTER_PATH = "/websocket/filtered";
+  private static final String WEBSOCKET_WITHOUT_FILTER_PATH = "/websocket/unfiltered";
+
+  private static final DropwizardAppExtension<Configuration> EXTENSION =
+      new DropwizardAppExtension<>(TestApplicationWithFilter.class, null,
+          ConfigOverride.config("server.applicationConnectors[0].type", "h2c"),
+          ConfigOverride.config("server.applicationConnectors[0].port", "0"));
+
+
+  @Test
+  void contentLengthIsStrippedOnUpgrade() throws Exception {
+    final HttpFields fields = sendUpgradeRequest(WEBSOCKET_WITH_FILTER_PATH);
+    assertNull(fields.getField("content-length"));
+  }
+
+  @Test
+  void contentLengthIncorrectlyIncludedOnUpgrade() throws Exception {
+    final HttpFields fields = sendUpgradeRequest(WEBSOCKET_WITHOUT_FILTER_PATH);
+    assertNotNull(fields.getField("content-length"), """
+        If this fails, our jetty version no longer includes errant content-lengths on H2 connect responses.
+        StripContentLengthOnConnectFilter can now be removed.
+        """);
+  }
+
+  @Test
+  void versionCheck() {
+    assertEquals("12.1.5", Jetty.VERSION, "This class can be removed with https://github.com/jetty/jetty.project/issues/15074, likely 12.1.10");
+  }
+
+  private static HttpFields sendUpgradeRequest(final String path) throws Exception {
+    final int port = EXTENSION.getLocalPort();
+    try (final HTTP2Client client = new HTTP2Client()) {
+      client.start();
+      final Session session =
+          client.connect(new InetSocketAddress("localhost", port), new Session.Listener() {}).join();
+      final HttpFields requestFields = HttpFields.build().put("sec-websocket-version", "13");
+      final HostPortHttpField hostPort = new HostPortHttpField("localhost:" + port);
+      final MetaData.ConnectRequest connect =
+          new MetaData.ConnectRequest(HttpScheme.HTTP, hostPort, path, requestFields, "websocket");
+      final HeadersFrame headersFrame = new HeadersFrame(connect, null, false);
+
+      final CompletableFuture<MetaData.Response> responseFuture = new CompletableFuture<>();
+      Stream.Listener streamListener = new Stream.Listener() {
+        @Override
+        public void onHeaders(Stream stream, HeadersFrame frame) {
+          if (frame.getMetaData().isResponse()) {
+            responseFuture.complete((MetaData.Response) frame.getMetaData());
+          }
+        }
+      };
+      session.newStream(headersFrame, streamListener).get(5, TimeUnit.SECONDS);
+      final MetaData.Response response = responseFuture.get(5, TimeUnit.SECONDS);
+      return response.getHttpFields();
+    }
+  }
+
+  private static class NoopWebSocket implements org.eclipse.jetty.websocket.api.Session.Listener.AutoDemanding {}
+
+  public static class TestApplicationWithFilter extends Application<Configuration> {
+
+    @Override
+    public void run(final Configuration configuration, final Environment environment) throws Exception {
+      final JettyWebSocketCreator jwsc = (_, _) -> new NoopWebSocket();
+      JettyWebSocketServletContainerInitializer.configure(
+          environment.getApplicationContext(),
+          (servletContext, container) -> {
+
+            container.addMapping(WEBSOCKET_WITH_FILTER_PATH, jwsc);
+            container.addMapping(WEBSOCKET_WITHOUT_FILTER_PATH, jwsc);
+            ensureFilter(servletContext, WEBSOCKET_WITH_FILTER_PATH, StripContentLengthOnConnectFilter.class);
+          });
+    }
+  }
+
+  private static void ensureFilter(
+      final ServletContext servletContext,
+      final String pathSpec,
+      final Class<? extends Filter> filterClass) {
+
+    final ContextHandler contextHandler = ServletContextHandler.getServletContextHandler(servletContext);
+    final ServletHandler servletHandler = contextHandler.getDescendant(ServletHandler.class);
+    final FilterHolder holder = new FilterHolder(filterClass);
+    final FilterMapping mapping = new FilterMapping();
+    mapping.setFilterName(holder.getName());
+    mapping.setPathSpec(pathSpec);
+    mapping.setDispatcherTypes(EnumSet.of(DispatcherType.REQUEST));
+    servletHandler.prependFilter(holder);
+    servletHandler.prependFilterMapping(mapping);
+  }
+}
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListenerIntegrationTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandlerIntegrationTest.java
similarity index 73%
rename from service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListenerIntegrationTest.java
rename to service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandlerIntegrationTest.java
index 3531df0e7..57a8f6465 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListenerIntegrationTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandlerIntegrationTest.java
@@ -28,7 +28,6 @@ import io.micrometer.core.instrument.Counter;
 import io.micrometer.core.instrument.MeterRegistry;
 import io.micrometer.core.instrument.Tag;
 import jakarta.annotation.Priority;
-import jakarta.servlet.DispatcherType;
 import jakarta.ws.rs.GET;
 import jakarta.ws.rs.InternalServerErrorException;
 import jakarta.ws.rs.NotAuthorizedException;
@@ -45,7 +44,6 @@ import java.io.IOException;
 import java.net.URI;
 import java.security.Principal;
 import java.time.Duration;
-import java.util.EnumSet;
 import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
@@ -55,25 +53,28 @@ import java.util.concurrent.atomic.AtomicReference;
 import java.util.function.Supplier;
 import java.util.stream.Stream;
 import javax.security.auth.Subject;
-import org.eclipse.jetty.server.Connector;
-import org.eclipse.jetty.server.HttpChannel;
+import org.eclipse.jetty.ee10.websocket.server.config.JettyWebSocketServletContainerInitializer;
+import org.eclipse.jetty.http.HttpFields;
+import org.eclipse.jetty.server.Handler;
 import org.eclipse.jetty.server.Request;
-import org.eclipse.jetty.util.component.Container;
+import org.eclipse.jetty.server.Server;
+import org.eclipse.jetty.server.handler.EventsHandler;
 import org.eclipse.jetty.util.component.LifeCycle;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
-import org.eclipse.jetty.websocket.api.WebSocketListener;
 import org.eclipse.jetty.websocket.client.ClientUpgradeRequest;
 import org.eclipse.jetty.websocket.client.WebSocketClient;
-import org.eclipse.jetty.websocket.server.config.JettyWebSocketServletContainerInitializer;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 import org.mockito.ArgumentCaptor;
+import org.whispersystems.textsecuregcm.filters.PriorityFilter;
 import org.whispersystems.textsecuregcm.filters.RemoteAddressFilter;
 import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
 import org.whispersystems.websocket.WebSocketResourceProviderFactory;
@@ -81,7 +82,8 @@ import org.whispersystems.websocket.configuration.WebSocketConfiguration;
 import org.whispersystems.websocket.setup.WebSocketEnvironment;
 
 @ExtendWith(DropwizardExtensionsSupport.class)
-class MetricsHttpChannelListenerIntegrationTest {
+@Timeout(value = 10, threadMode = Timeout.ThreadMode.SEPARATE_THREAD)
+class MetricsHttpEventHandlerIntegrationTest {
 
   private static final TrafficSource TRAFFIC_SOURCE = TrafficSource.HTTP;
   private static final MeterRegistry METER_REGISTRY = mock(MeterRegistry.class);
@@ -91,7 +93,7 @@ class MetricsHttpChannelListenerIntegrationTest {
   private static final AtomicReference<CountDownLatch> COUNT_DOWN_LATCH_FUTURE_REFERENCE = new AtomicReference<>();
 
   private static final DropwizardAppExtension<Configuration> EXTENSION = new DropwizardAppExtension<>(
-      MetricsHttpChannelListenerIntegrationTest.TestApplication.class);
+      MetricsHttpEventHandlerIntegrationTest.TestApplication.class);
 
   @AfterEach
   void teardown() {
@@ -112,9 +114,9 @@ class MetricsHttpChannelListenerIntegrationTest {
 
     final ArgumentCaptor<Iterable<Tag>> tagCaptor = ArgumentCaptor.forClass(Iterable.class);
     final Map<String, Counter> counterMap = Map.of(
-        MetricsHttpChannelListener.REQUEST_COUNTER_NAME, REQUEST_COUNTER,
-        MetricsHttpChannelListener.RESPONSE_BYTES_COUNTER_NAME, RESPONSE_BYTES_COUNTER,
-        MetricsHttpChannelListener.REQUEST_BYTES_COUNTER_NAME, REQUEST_BYTES_COUNTER
+        MetricsHttpEventHandler.REQUEST_COUNTER_NAME, REQUEST_COUNTER,
+        MetricsHttpEventHandler.RESPONSE_BYTES_COUNTER_NAME, RESPONSE_BYTES_COUNTER,
+        MetricsHttpEventHandler.REQUEST_BYTES_COUNTER_NAME, REQUEST_BYTES_COUNTER
     );
     when(METER_REGISTRY.counter(anyString(), any(Iterable.class)))
         .thenAnswer(a -> counterMap.getOrDefault(a.getArgument(0, String.class), mock(Counter.class)));
@@ -148,7 +150,7 @@ class MetricsHttpChannelListenerIntegrationTest {
 
     assertTrue(countDownLatch.await(1000, TimeUnit.MILLISECONDS));
 
-    verify(METER_REGISTRY).counter(eq(MetricsHttpChannelListener.REQUEST_COUNTER_NAME), tagCaptor.capture());
+    verify(METER_REGISTRY).counter(eq(MetricsHttpEventHandler.REQUEST_COUNTER_NAME), tagCaptor.capture());
     verify(REQUEST_COUNTER).increment();
 
     final Iterable<Tag> tagIterable = tagCaptor.getValue();
@@ -159,10 +161,10 @@ class MetricsHttpChannelListenerIntegrationTest {
     }
 
     assertEquals(Set.of(
-            Tag.of(MetricsHttpChannelListener.PATH_TAG, expectedTagPath),
-            Tag.of(MetricsHttpChannelListener.METHOD_TAG, "GET"),
-            Tag.of(MetricsHttpChannelListener.STATUS_CODE_TAG, String.valueOf(expectedStatus)),
-            Tag.of(MetricsHttpChannelListener.TRAFFIC_SOURCE_TAG, TRAFFIC_SOURCE.name().toLowerCase()),
+            Tag.of(MetricsHttpEventHandler.PATH_TAG, expectedTagPath),
+            Tag.of(MetricsHttpEventHandler.METHOD_TAG, "GET"),
+            Tag.of(MetricsHttpEventHandler.STATUS_CODE_TAG, String.valueOf(expectedStatus)),
+            Tag.of(MetricsHttpEventHandler.TRAFFIC_SOURCE_TAG, TRAFFIC_SOURCE.name().toLowerCase()),
             Tag.of(UserAgentTagUtil.PLATFORM_TAG, "android")),
         tags);
   }
@@ -186,7 +188,7 @@ class MetricsHttpChannelListenerIntegrationTest {
 
     @Test
     void testWebSocketUpgrade() throws Exception {
-      final ClientUpgradeRequest upgradeRequest = new ClientUpgradeRequest();
+      final ClientUpgradeRequest upgradeRequest = new ClientUpgradeRequest(URI.create(String.format("ws://localhost:%d%s", EXTENSION.getLocalPort(), "/v1/websocket")));
       upgradeRequest.setHeader(HttpHeaders.USER_AGENT, "Signal-Android/4.53.7 (Android 8.1)");
 
       final CountDownLatch countDownLatch = new CountDownLatch(1);
@@ -194,24 +196,18 @@ class MetricsHttpChannelListenerIntegrationTest {
 
       final ArgumentCaptor<Iterable<Tag>> tagCaptor = ArgumentCaptor.forClass(Iterable.class);
       final Map<String, Counter> counterMap = Map.of(
-          MetricsHttpChannelListener.REQUEST_COUNTER_NAME, REQUEST_COUNTER,
-          MetricsHttpChannelListener.RESPONSE_BYTES_COUNTER_NAME, RESPONSE_BYTES_COUNTER,
-          MetricsHttpChannelListener.REQUEST_BYTES_COUNTER_NAME, REQUEST_BYTES_COUNTER
+          MetricsHttpEventHandler.REQUEST_COUNTER_NAME, REQUEST_COUNTER,
+          MetricsHttpEventHandler.RESPONSE_BYTES_COUNTER_NAME, RESPONSE_BYTES_COUNTER,
+          MetricsHttpEventHandler.REQUEST_BYTES_COUNTER_NAME, REQUEST_BYTES_COUNTER
       );
       when(METER_REGISTRY.counter(anyString(), any(Iterable.class)))
           .thenAnswer(a -> counterMap.getOrDefault(a.getArgument(0, String.class), mock(Counter.class)));
 
-      client.connect(new WebSocketListener() {
-                       @Override
-                       public void onWebSocketConnect(final Session session) {
-                         session.close(1000, "OK");
-                       }
-                     },
-          URI.create(String.format("ws://localhost:%d%s", EXTENSION.getLocalPort(), "/v1/websocket")), upgradeRequest);
+      client.connect(new AutoClosingWebSocketSessionListener(), upgradeRequest);
 
       assertTrue(countDownLatch.await(1000, TimeUnit.MILLISECONDS));
 
-      verify(METER_REGISTRY).counter(eq(MetricsHttpChannelListener.REQUEST_COUNTER_NAME), tagCaptor.capture());
+      verify(METER_REGISTRY).counter(eq(MetricsHttpEventHandler.REQUEST_COUNTER_NAME), tagCaptor.capture());
       verify(REQUEST_COUNTER).increment();
 
       final Iterable<Tag> tagIterable = tagCaptor.getValue();
@@ -222,10 +218,10 @@ class MetricsHttpChannelListenerIntegrationTest {
       }
 
       assertEquals(Set.of(
-              Tag.of(MetricsHttpChannelListener.PATH_TAG, "/v1/websocket"),
-              Tag.of(MetricsHttpChannelListener.METHOD_TAG, "GET"),
-              Tag.of(MetricsHttpChannelListener.STATUS_CODE_TAG, String.valueOf(101)),
-              Tag.of(MetricsHttpChannelListener.TRAFFIC_SOURCE_TAG, TRAFFIC_SOURCE.name().toLowerCase()),
+              Tag.of(MetricsHttpEventHandler.PATH_TAG, "/v1/websocket"),
+              Tag.of(MetricsHttpEventHandler.METHOD_TAG, "GET"),
+              Tag.of(MetricsHttpEventHandler.STATUS_CODE_TAG, String.valueOf(101)),
+              Tag.of(MetricsHttpEventHandler.TRAFFIC_SOURCE_TAG, TRAFFIC_SOURCE.name().toLowerCase()),
               Tag.of(UserAgentTagUtil.PLATFORM_TAG, "android")),
           tags);
     }
@@ -248,9 +244,9 @@ class MetricsHttpChannelListenerIntegrationTest {
 
     final ArgumentCaptor<Iterable<Tag>> tagCaptor = ArgumentCaptor.forClass(Iterable.class);
     final Map<String, Counter> counterMap = Map.of(
-        MetricsHttpChannelListener.REQUEST_COUNTER_NAME, REQUEST_COUNTER,
-        MetricsHttpChannelListener.RESPONSE_BYTES_COUNTER_NAME, RESPONSE_BYTES_COUNTER,
-        MetricsHttpChannelListener.REQUEST_BYTES_COUNTER_NAME, REQUEST_BYTES_COUNTER
+        MetricsHttpEventHandler.REQUEST_COUNTER_NAME, REQUEST_COUNTER,
+        MetricsHttpEventHandler.RESPONSE_BYTES_COUNTER_NAME, RESPONSE_BYTES_COUNTER,
+        MetricsHttpEventHandler.REQUEST_BYTES_COUNTER_NAME, REQUEST_BYTES_COUNTER
     );
     when(METER_REGISTRY.counter(anyString(), any(Iterable.class)))
         .thenAnswer(a -> counterMap.getOrDefault(a.getArgument(0, String.class), mock(Counter.class)));
@@ -263,7 +259,7 @@ class MetricsHttpChannelListenerIntegrationTest {
 
       assertTrue(countDownLatch.await(1000, TimeUnit.MILLISECONDS));
 
-      verify(METER_REGISTRY).counter(eq(MetricsHttpChannelListener.REQUEST_COUNTER_NAME), tagCaptor.capture());
+      verify(METER_REGISTRY).counter(eq(MetricsHttpEventHandler.REQUEST_COUNTER_NAME), tagCaptor.capture());
       verify(REQUEST_COUNTER).increment();
 
       final Iterable<Tag> tagIterable = tagCaptor.getValue();
@@ -273,7 +269,7 @@ class MetricsHttpChannelListenerIntegrationTest {
         tags.add(tag);
       }
 
-      assertFalse(tags.contains(Tag.of(MetricsHttpChannelListener.METHOD_TAG, "ANNOY")));
+      assertFalse(tags.contains(Tag.of(MetricsHttpEventHandler.METHOD_TAG, "ANNOY")));
     }
   }
 
@@ -283,17 +279,16 @@ class MetricsHttpChannelListenerIntegrationTest {
     public void run(final Configuration configuration,
         final Environment environment) throws Exception {
 
-      final MetricsHttpChannelListener metricsHttpChannelListener = new MetricsHttpChannelListener(
-          METER_REGISTRY,
-          mock(ClientReleaseManager.class),
-          Set.of("/v1/websocket")
-      );
+      MetricsHttpEventHandler.configure(environment, METER_REGISTRY, mock(ClientReleaseManager.class), Set.of("/v1/websocket"));
 
-      metricsHttpChannelListener.configure(environment);
-      environment.lifecycle().addEventListener(new TestListener(COUNT_DOWN_LATCH_FUTURE_REFERENCE));
-
-      environment.servlets().addFilter("RemoteAddressFilter", new RemoteAddressFilter())
-          .addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), false, "/*");
+      environment.lifecycle().addEventListener(new LifeCycle.Listener() {
+        @Override
+        public void lifeCycleStarting(final LifeCycle event) {
+          if (event instanceof Server server) {
+            server.setHandler(new TestListener(server.getHandler(), COUNT_DOWN_LATCH_FUTURE_REFERENCE));
+          }
+        }
+      });
 
       environment.jersey().register(new TestResource());
       environment.jersey().register(new TestAuthFilter());
@@ -306,14 +301,15 @@ class MetricsHttpChannelListenerIntegrationTest {
 
       webSocketEnvironment.jersey().register(new TestResource());
 
-      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(), null);
-
       WebSocketResourceProviderFactory<TestPrincipal> webSocketServlet = new WebSocketResourceProviderFactory<>(
-          webSocketEnvironment, TestPrincipal.class, webSocketConfiguration,
+          webSocketEnvironment, TestPrincipal.class,
           RemoteAddressFilter.REMOTE_ADDRESS_ATTRIBUTE_NAME);
 
-      environment.servlets().addServlet("WebSocket", webSocketServlet)
-          .addMapping("/v1/websocket");
+      JettyWebSocketServletContainerInitializer.configure(environment.getApplicationContext(),
+          (servletContext, container) -> {
+            container.addMapping("/v1/websocket", webSocketServlet);
+            PriorityFilter.ensureFilter(servletContext, new RemoteAddressFilter());
+      });
     }
   }
 
@@ -329,36 +325,23 @@ class MetricsHttpChannelListenerIntegrationTest {
   }
 
   /**
-   * A simple listener to signal that {@link HttpChannel.Listener} has completed its work, since its onComplete() is on
+   * A simple listener to signal that {@link EventsHandler} has completed its work, since its onComplete() is on
    * a different thread from the one that sends the response, creating a race condition between the listener and the
    * test assertions
    */
-  static class TestListener implements HttpChannel.Listener, Container.Listener, LifeCycle.Listener {
+  static class TestListener extends EventsHandler {
 
     private final AtomicReference<CountDownLatch> completableFutureAtomicReference;
 
-    TestListener(AtomicReference<CountDownLatch> countDownLatchReference) {
-
+    TestListener(final Handler handler, AtomicReference<CountDownLatch> countDownLatchReference) {
+      super(handler);
       this.completableFutureAtomicReference = countDownLatchReference;
     }
 
     @Override
-    public void onComplete(final Request request) {
+    public void onComplete(Request request, int status, HttpFields headers, Throwable failure) {
       completableFutureAtomicReference.get().countDown();
     }
-
-    @Override
-    public void beanAdded(final Container parent, final Object child) {
-      if (child instanceof Connector connector) {
-          connector.addBean(this);
-      }
-    }
-
-    @Override
-    public void beanRemoved(final Container parent, final Object child) {
-
-    }
-
   }
 
   @Path("/v1/test")
@@ -400,4 +383,11 @@ class MetricsHttpChannelListenerIntegrationTest {
     }
   }
 
+  public static class AutoClosingWebSocketSessionListener implements Session.Listener.AutoDemanding {
+      @Override
+      public void onWebSocketOpen(final Session session) {
+        session.close(1000, "OK", Callback.NOOP);
+      }
+  }
+
 }
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListenerTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandlerTest.java
similarity index 53%
rename from service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListenerTest.java
rename to service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandlerTest.java
index cc711fb96..8c692072c 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpChannelListenerTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsHttpEventHandlerTest.java
@@ -20,24 +20,33 @@ import io.micrometer.core.instrument.MeterRegistry;
 import io.micrometer.core.instrument.Tag;
 import io.micrometer.core.instrument.Tags;
 import java.util.Collections;
+import java.nio.ByteBuffer;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
+import org.eclipse.jetty.http.HttpFields;
+import org.eclipse.jetty.http.HttpHeader;
 import org.eclipse.jetty.http.HttpURI;
+import org.eclipse.jetty.io.Content;
 import org.eclipse.jetty.server.Request;
 import org.eclipse.jetty.server.Response;
+import org.glassfish.jersey.server.ContainerRequest;
+import org.glassfish.jersey.server.ContainerResponse;
 import org.glassfish.jersey.server.ExtendedUriInfo;
 import org.glassfish.jersey.uri.UriTemplate;
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 import org.junit.jupiter.params.provider.ValueSource;
+import org.junitpioneer.jupiter.cartesian.CartesianTest;
 import org.mockito.ArgumentCaptor;
 import org.whispersystems.textsecuregcm.storage.ClientReleaseManager;
 import javax.annotation.Nullable;
 
-class MetricsHttpChannelListenerTest {
+class MetricsHttpEventHandlerTest {
+  private final static String USER_AGENT = "Signal-Android/6.53.7 (Android 8.1)";
 
   private MeterRegistry meterRegistry;
   private Counter requestCounter;
@@ -45,7 +54,7 @@ class MetricsHttpChannelListenerTest {
   private Counter responseBytesCounter;
   private Counter requestBytesCounter;
   private ClientReleaseManager clientReleaseManager;
-  private MetricsHttpChannelListener listener;
+  private MetricsHttpEventHandler listener;
 
   @BeforeEach
   void setup() {
@@ -55,27 +64,28 @@ class MetricsHttpChannelListenerTest {
     responseBytesCounter = mock(Counter.class);
     requestBytesCounter = mock(Counter.class);
 
-    when(meterRegistry.counter(eq(MetricsHttpChannelListener.REQUEST_COUNTER_NAME), any(Iterable.class)))
+    when(meterRegistry.counter(eq(MetricsHttpEventHandler.REQUEST_COUNTER_NAME), any(Iterable.class)))
         .thenReturn(requestCounter);
 
-    when(meterRegistry.counter(eq(MetricsHttpChannelListener.REQUESTS_BY_VERSION_COUNTER_NAME), any(Tags.class)))
+    when(meterRegistry.counter(eq(MetricsHttpEventHandler.REQUESTS_BY_VERSION_COUNTER_NAME), any(Tags.class)))
         .thenReturn(requestsByVersionCounter);
 
-    when(meterRegistry.counter(eq(MetricsHttpChannelListener.RESPONSE_BYTES_COUNTER_NAME), any(Iterable.class)))
+    when(meterRegistry.counter(eq(MetricsHttpEventHandler.RESPONSE_BYTES_COUNTER_NAME), any(Iterable.class)))
         .thenReturn(responseBytesCounter);
 
-    when(meterRegistry.counter(eq(MetricsHttpChannelListener.REQUEST_BYTES_COUNTER_NAME), any(Iterable.class)))
+    when(meterRegistry.counter(eq(MetricsHttpEventHandler.REQUEST_BYTES_COUNTER_NAME), any(Iterable.class)))
         .thenReturn(requestBytesCounter);
 
     clientReleaseManager = mock(ClientReleaseManager.class);
 
-    listener = new MetricsHttpChannelListener(meterRegistry, clientReleaseManager, Collections.emptySet());
+    listener = new MetricsHttpEventHandler(null, meterRegistry, clientReleaseManager, Set.of("/test"));
   }
 
-  @ParameterizedTest
-  @ValueSource(booleans = {true, false})
+  @CartesianTest
   @SuppressWarnings("unchecked")
-  void testRequests(final boolean versionActive) {
+  void testRequests(@CartesianTest.Values(booleans = {true, false}) final boolean pathFromFilter,
+      @CartesianTest.Values(booleans = {true, false}) final boolean versionActive) {
+
     final String path = "/test";
     final String method = "GET";
     final int statusCode = 200;
@@ -85,30 +95,40 @@ class MetricsHttpChannelListenerTest {
 
     final Request request = mock(Request.class);
     when(request.getMethod()).thenReturn(method);
-    when(request.getHeader(HttpHeaders.USER_AGENT)).thenReturn("Signal-Android/6.53.7 (Android 8.1)");
+
+    final HttpFields.Mutable requestHeaders = HttpFields.build();
+    requestHeaders.put(HttpHeader.USER_AGENT, USER_AGENT);
+    when(request.getHeaders()).thenReturn(requestHeaders);
     when(request.getHttpURI()).thenReturn(httpUri);
 
+    if (pathFromFilter) {
+      when(request.getAttribute(MetricsHttpEventHandler.REQUEST_INFO_PROPERTY_NAME))
+          .thenReturn(new MetricsHttpEventHandler.RequestInfo(path, method, USER_AGENT));
+    } else {
+      when(request.setAttribute(eq(MetricsHttpEventHandler.REQUEST_INFO_PROPERTY_NAME), any())).thenAnswer(invocation -> {
+        when(request.getAttribute(MetricsHttpEventHandler.REQUEST_INFO_PROPERTY_NAME))
+            .thenReturn(invocation.getArgument(1));
+        return null;
+      });
+    }
+
     final Response response = mock(Response.class);
     when(response.getStatus()).thenReturn(statusCode);
-    when(clientReleaseManager.isVersionActive(any(), any())).thenReturn(versionActive);
 
-    when(response.getContentCount()).thenReturn(1024L);
-    when(request.getResponse()).thenReturn(response);
-    when(request.getContentRead()).thenReturn(512L);
-    final ExtendedUriInfo extendedUriInfo = mock(ExtendedUriInfo.class);
-    when(request.getAttribute(MetricsHttpChannelListener.URI_INFO_PROPERTY_NAME)).thenReturn(extendedUriInfo);
-    when(extendedUriInfo.getMatchedTemplates()).thenReturn(List.of(new UriTemplate(path)));
+    when(clientReleaseManager.isVersionActive(any(), any())).thenReturn(versionActive);
 
     final ArgumentCaptor<Iterable<Tag>> tagCaptor = ArgumentCaptor.forClass(Iterable.class);
 
-    listener.onComplete(request);
+    listener.onRequestRead(request, Content.Chunk.from(ByteBuffer.allocate(512), true));
+    listener.onResponseWrite(request, true, ByteBuffer.allocate(1024));
+    listener.onComplete(request, statusCode, requestHeaders, null);
 
     verify(requestCounter).increment();
 
     verify(responseBytesCounter).increment(1024L);
     verify(requestBytesCounter).increment(512L);
 
-    verify(meterRegistry).counter(eq(MetricsHttpChannelListener.REQUEST_COUNTER_NAME), tagCaptor.capture());
+    verify(meterRegistry).counter(eq(MetricsHttpEventHandler.REQUEST_COUNTER_NAME), tagCaptor.capture());
 
     final Set<Tag> tags = new HashSet<>();
     for (final Tag tag : tagCaptor.getValue()) {
@@ -116,10 +136,10 @@ class MetricsHttpChannelListenerTest {
     }
 
     final Set<Tag> expectedTags = new HashSet<>(Set.of(
-        Tag.of(MetricsHttpChannelListener.PATH_TAG, path),
-        Tag.of(MetricsHttpChannelListener.METHOD_TAG, method),
-        Tag.of(MetricsHttpChannelListener.STATUS_CODE_TAG, String.valueOf(statusCode)),
-        Tag.of(MetricsHttpChannelListener.TRAFFIC_SOURCE_TAG, TrafficSource.HTTP.name().toLowerCase()),
+        Tag.of(MetricsHttpEventHandler.PATH_TAG, path),
+        Tag.of(MetricsHttpEventHandler.METHOD_TAG, method),
+        Tag.of(MetricsHttpEventHandler.STATUS_CODE_TAG, String.valueOf(statusCode)),
+        Tag.of(MetricsHttpEventHandler.TRAFFIC_SOURCE_TAG, TrafficSource.HTTP.name().toLowerCase()),
         Tag.of(UserAgentTagUtil.PLATFORM_TAG, "android")));
 
     if (versionActive) {
@@ -143,23 +163,22 @@ class MetricsHttpChannelListenerTest {
 
     final Request request = mock(Request.class);
     when(request.getMethod()).thenReturn(method);
-    when(request.getHeader(HttpHeaders.USER_AGENT)).thenReturn("Signal-Android/6.53.7 (Android 8.1)");
+    final HttpFields.Mutable requestHeaders = HttpFields.build();
+    requestHeaders.put(HttpHeader.USER_AGENT, USER_AGENT);
+    when(request.getHeaders()).thenReturn(requestHeaders);
     when(request.getHttpURI()).thenReturn(httpUri);
+    when(request.getAttribute(MetricsHttpEventHandler.REQUEST_INFO_PROPERTY_NAME))
+        .thenReturn(new MetricsHttpEventHandler.RequestInfo(path, method, USER_AGENT));
 
     final Response response = mock(Response.class);
     when(response.getStatus()).thenReturn(statusCode);
-    when(response.getContentCount()).thenReturn(1024L);
-    when(request.getResponse()).thenReturn(response);
-    when(request.getContentRead()).thenReturn(512L);
-    final ExtendedUriInfo extendedUriInfo = mock(ExtendedUriInfo.class);
-    when(request.getAttribute(MetricsHttpChannelListener.URI_INFO_PROPERTY_NAME)).thenReturn(extendedUriInfo);
-    when(extendedUriInfo.getMatchedTemplates()).thenReturn(List.of(new UriTemplate(path)));
-
-    listener.onComplete(request);
+    listener.onRequestRead(request, Content.Chunk.from(ByteBuffer.allocate(512), true));
+    listener.onResponseWrite(request, true, ByteBuffer.allocate(1024));
+    listener.onComplete(request, statusCode, requestHeaders, null);
 
     if (versionActive) {
       final ArgumentCaptor<Tags> tagCaptor = ArgumentCaptor.forClass(Tags.class);
-      verify(meterRegistry).counter(eq(MetricsHttpChannelListener.REQUESTS_BY_VERSION_COUNTER_NAME),
+      verify(meterRegistry).counter(eq(MetricsHttpEventHandler.REQUESTS_BY_VERSION_COUNTER_NAME),
           tagCaptor.capture());
       final Set<Tag> tags = new HashSet<>();
       tags.clear();
@@ -178,7 +197,7 @@ class MetricsHttpChannelListenerTest {
   @ParameterizedTest
   @MethodSource
   void normalizeMethod(@Nullable final String originalMethod, final String expectedMethod) {
-    assertEquals(expectedMethod, MetricsHttpChannelListener.normalizeMethod(originalMethod));
+    assertEquals(expectedMethod, MetricsHttpEventHandler.normalizeMethod(originalMethod));
   }
 
   private static List<Arguments> normalizeMethod() {
@@ -190,4 +209,37 @@ class MetricsHttpChannelListenerTest {
         Arguments.arguments("get", "get")
     );
   }
+
+  @Test
+  void testResponseFilterSetsRequestInfo() {
+    final ContainerRequest request = mock(ContainerRequest.class);
+
+    final ExtendedUriInfo extendedUriInfo = mock(ExtendedUriInfo.class);
+    when(extendedUriInfo.getMatchedTemplates()).thenReturn(List.of(new UriTemplate("/test")));
+    when(request.getMethod()).thenReturn("GET");
+    when(request.getHeaders()).thenReturn(null);
+    when(request.getUriInfo()).thenReturn(extendedUriInfo);
+    when(request.getHeaderString(HttpHeaders.USER_AGENT)).thenReturn(USER_AGENT);
+
+    new MetricsHttpEventHandler.SetInfoRequestFilter().filter(request, mock(ContainerResponse.class));
+
+    verify(request).setProperty(
+        eq(MetricsHttpEventHandler.REQUEST_INFO_PROPERTY_NAME),
+        eq(new MetricsHttpEventHandler.RequestInfo("/test", "GET", USER_AGENT)));
+  }
+
+  @Test
+  void testResponseFilterModifiesRequestInfo() {
+    final MetricsHttpEventHandler.RequestInfo requestInfo =
+        new MetricsHttpEventHandler.RequestInfo("unknown", "POST", USER_AGENT);
+
+    final ContainerRequest request = mock(ContainerRequest.class);
+    when(request.getProperty(MetricsHttpEventHandler.REQUEST_INFO_PROPERTY_NAME)).thenReturn(requestInfo);
+    final ExtendedUriInfo extendedUriInfo = mock(ExtendedUriInfo.class);
+    when(extendedUriInfo.getMatchedTemplates()).thenReturn(List.of(new UriTemplate("/test")));
+    when(request.getUriInfo()).thenReturn(extendedUriInfo);
+    new MetricsHttpEventHandler.SetInfoRequestFilter().filter(request, mock(ContainerResponse.class));
+
+    assertEquals(new MetricsHttpEventHandler.RequestInfo("/test", "POST", USER_AGENT), requestInfo);
+  }
 }
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListenerTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListenerTest.java
index 46f3bcace..222c7e251 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListenerTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/MetricsRequestEventListenerTest.java
@@ -36,10 +36,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
-import org.eclipse.jetty.websocket.api.RemoteEndpoint;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
 import org.eclipse.jetty.websocket.api.UpgradeRequest;
-import org.eclipse.jetty.websocket.api.WriteCallback;
 import org.glassfish.jersey.server.ApplicationHandler;
 import org.glassfish.jersey.server.ContainerRequest;
 import org.glassfish.jersey.server.ContainerResponse;
@@ -175,11 +174,9 @@ class MetricsRequestEventListenerTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     final Session session = mock(Session.class);
-    final RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     final UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
     when(request.getHeader(HttpHeaders.USER_AGENT)).thenReturn("Signal-Android/4.53.7 (Android 8.1)");
     when(request.getHeaders()).thenReturn(Map.of(HttpHeaders.USER_AGENT, List.of("Signal-Android/4.53.7 (Android 8.1)")));
 
@@ -191,15 +188,15 @@ class MetricsRequestEventListenerTest {
     when(meterRegistry.counter(eq(MetricsRequestEventListener.REQUEST_BYTES_COUNTER_NAME), any(Iterable.class)))
         .thenReturn(requestBytesCounter);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/hello",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     final ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -244,11 +241,9 @@ class MetricsRequestEventListenerTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     final Session session = mock(Session.class);
-    final RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     final UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
     final ArgumentCaptor<Iterable<Tag>> tagCaptor = ArgumentCaptor.forClass(Iterable.class);
     when(meterRegistry.counter(eq(MetricsRequestEventListener.REQUEST_COUNTER_NAME), any(Iterable.class))).thenReturn(
@@ -258,15 +253,15 @@ class MetricsRequestEventListenerTest {
     when(meterRegistry.counter(eq(MetricsRequestEventListener.REQUEST_BYTES_COUNTER_NAME), any(Iterable.class)))
         .thenReturn(requestBytesCounter);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     final byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/hello",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     final ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -314,11 +309,9 @@ class MetricsRequestEventListenerTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     final Session session = mock(Session.class);
-    final RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     final UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
     final ArgumentCaptor<Iterable<Tag>> tagCaptor = ArgumentCaptor.forClass(Iterable.class);
     when(meterRegistry.counter(eq(MetricsRequestEventListener.REQUEST_COUNTER_NAME), any(Iterable.class))).thenReturn(
@@ -328,15 +321,15 @@ class MetricsRequestEventListenerTest {
     when(meterRegistry.counter(eq(MetricsRequestEventListener.REQUEST_BYTES_COUNTER_NAME), any(Iterable.class)))
         .thenReturn(requestBytesCounter);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     final byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/hello",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     final ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtilTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtilTest.java
index 3b3c53adf..41c6c088f 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtilTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/metrics/TlsCertificateExpirationUtilTest.java
@@ -149,15 +149,13 @@ class TlsCertificateExpirationUtilTest {
 
   @Test
   void test() throws Exception {
-    try (Resource keystore = TestResource.fromBase64Mime("keystore", KEYSTORE_BASE64)) {
+    final Resource keystore = TestResource.fromBase64Mime("keystore", KEYSTORE_BASE64);
+    final KeyStore keyStore = CertificateUtils.getKeyStore(keystore, "PKCS12", null, KEYSTORE_PASSWORD);
 
-      final KeyStore keyStore = CertificateUtils.getKeyStore(keystore, "PKCS12", null, KEYSTORE_PASSWORD);
-
-      final Map<String, Instant> expected = Map.of(
-          "localhost:EdDSA", EDDSA_EXPIRATION,
-          "localhost:RSA", RSA_EXPIRATION);
-      assertEquals(expected, TlsCertificateExpirationUtil.getIdentifiersAndExpirations(keyStore, KEYSTORE_PASSWORD));
-    }
+    final Map<String, Instant> expected = Map.of(
+        "localhost:EdDSA", EDDSA_EXPIRATION,
+        "localhost:RSA", RSA_EXPIRATION);
+    assertEquals(expected, TlsCertificateExpirationUtil.getIdentifiersAndExpirations(keyStore, KEYSTORE_PASSWORD));
   }
 
 }
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/tests/util/TestWebsocketListener.java b/service/src/test/java/org/whispersystems/textsecuregcm/tests/util/TestWebsocketListener.java
index 4c1cdf3f9..44d904646 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/tests/util/TestWebsocketListener.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/tests/util/TestWebsocketListener.java
@@ -4,14 +4,6 @@
  */
 package org.whispersystems.textsecuregcm.tests.util;
 
-import org.eclipse.jetty.websocket.api.Session;
-import org.eclipse.jetty.websocket.api.WebSocketListener;
-import org.whispersystems.websocket.messages.WebSocketMessage;
-import org.whispersystems.websocket.messages.WebSocketMessageFactory;
-import org.whispersystems.websocket.messages.WebSocketResponseMessage;
-import org.whispersystems.websocket.messages.protobuf.ProtobufWebSocketMessageFactory;
-
-import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.util.List;
 import java.util.Objects;
@@ -19,8 +11,14 @@ import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.atomic.AtomicLong;
+import org.eclipse.jetty.websocket.api.Callback;
+import org.eclipse.jetty.websocket.api.Session;
+import org.whispersystems.websocket.messages.WebSocketMessage;
+import org.whispersystems.websocket.messages.WebSocketMessageFactory;
+import org.whispersystems.websocket.messages.WebSocketResponseMessage;
+import org.whispersystems.websocket.messages.protobuf.ProtobufWebSocketMessageFactory;
 
-public class TestWebsocketListener implements WebSocketListener {
+public class TestWebsocketListener implements Session.Listener.AutoDemanding {
 
   private final AtomicLong requestId = new AtomicLong();
   private final CompletableFuture<Session> started = new CompletableFuture<>();
@@ -34,7 +32,7 @@ public class TestWebsocketListener implements WebSocketListener {
 
 
   @Override
-  public void onWebSocketConnect(final Session session) {
+  public void onWebSocketOpen(final Session session) {
     started.complete(session);
 
   }
@@ -63,19 +61,15 @@ public class TestWebsocketListener implements WebSocketListener {
       responseFutures.put(id, future);
       final byte[] requestBytes = messageFactory.createRequest(
           Optional.of(id), verb, requestPath, headers, body).toByteArray();
-      try {
-        session.getRemote().sendBytes(ByteBuffer.wrap(requestBytes));
-      } catch (IOException e) {
-        throw new RuntimeException(e);
-      }
+      session.sendBinary(ByteBuffer.wrap(requestBytes), Callback.NOOP);
       return future;
     });
   }
 
   @Override
-  public void onWebSocketBinary(final byte[] payload, final int offset, final int length) {
+  public void onWebSocketBinary(final ByteBuffer payload, final Callback callback) {
     try {
-      WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload, offset, length);
+      WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload);
       if (Objects.requireNonNull(webSocketMessage.getType()) == WebSocketMessage.Type.RESPONSE_MESSAGE) {
         responseFutures.get(webSocketMessage.getResponseMessage().getRequestId())
             .complete(webSocketMessage.getResponseMessage());
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/util/jetty/TestResource.java b/service/src/test/java/org/whispersystems/textsecuregcm/util/jetty/TestResource.java
index 831c4e526..e02282a65 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/util/jetty/TestResource.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/util/jetty/TestResource.java
@@ -6,12 +6,9 @@
 package org.whispersystems.textsecuregcm.util.jetty;
 
 import java.io.ByteArrayInputStream;
-import java.io.File;
-import java.io.IOException;
 import java.io.InputStream;
-import java.net.MalformedURLException;
 import java.net.URI;
-import java.nio.channels.ReadableByteChannel;
+import java.nio.file.Path;
 import java.util.Base64;
 import org.eclipse.jetty.util.resource.Resource;
 
@@ -30,15 +27,16 @@ public class TestResource extends Resource {
   }
 
   @Override
-  public boolean isContainedIn(final Resource r) throws MalformedURLException {
-    return false;
+  public Path getPath() {
+    return null;
   }
 
   @Override
-  public void close() {
-
+  public InputStream newInputStream() {
+    return new ByteArrayInputStream(data);
   }
 
+
   @Override
   public boolean exists() {
     return true;
@@ -50,13 +48,13 @@ public class TestResource extends Resource {
   }
 
   @Override
-  public long lastModified() {
-    return 0;
+  public boolean isReadable() {
+    return true;
   }
 
   @Override
   public long length() {
-    return 0;
+    return data.length;
   }
 
   @Override
@@ -64,43 +62,19 @@ public class TestResource extends Resource {
     return null;
   }
 
-  @Override
-  public File getFile() throws IOException {
-    return null;
-  }
-
   @Override
   public String getName() {
     return name;
   }
 
   @Override
-  public InputStream getInputStream() throws IOException {
-    return new ByteArrayInputStream(data);
+  public String getFileName() {
+    return "";
   }
 
   @Override
-  public ReadableByteChannel getReadableByteChannel() throws IOException {
+  public Resource resolve(final String subUriPath) {
     return null;
   }
 
-  @Override
-  public boolean delete() throws SecurityException {
-    return false;
-  }
-
-  @Override
-  public boolean renameTo(final Resource dest) throws SecurityException {
-    return false;
-  }
-
-  @Override
-  public String[] list() {
-    return new String[]{name};
-  }
-
-  @Override
-  public Resource addPath(final String path) throws IOException, MalformedURLException {
-    return this;
-  }
 }
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/util/logging/LoggingUnhandledExceptionMapperTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/util/logging/LoggingUnhandledExceptionMapperTest.java
index ca4a17cf7..3970e868c 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/util/logging/LoggingUnhandledExceptionMapperTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/util/logging/LoggingUnhandledExceptionMapperTest.java
@@ -39,10 +39,9 @@ import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
 import java.util.stream.Stream;
-import org.eclipse.jetty.websocket.api.RemoteEndpoint;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
 import org.eclipse.jetty.websocket.api.UpgradeRequest;
-import org.eclipse.jetty.websocket.api.WriteCallback;
 import org.glassfish.jersey.server.ApplicationHandler;
 import org.glassfish.jersey.server.ResourceConfig;
 import org.glassfish.jersey.server.ServerProperties;
@@ -143,12 +142,12 @@ class LoggingUnhandledExceptionMapperTest {
     WebSocketResourceProvider<TestPrincipal> provider = createWebsocketProvider(userAgentHeader, session,
         responseFuture::complete);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory()
         .createRequest(Optional.of(111L), "GET", targetPath, new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     responseFuture.get(1, TimeUnit.SECONDS);
 
@@ -179,15 +178,13 @@ class LoggingUnhandledExceptionMapperTest {
         TestPrincipal.authenticatedTestPrincipal("foo"),
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     doAnswer(answer -> {
       responseHandler.accept(answer.getArgument(0, ByteBuffer.class));
       return null;
-    }).when(remoteEndpoint).sendBytes(any(), any(WriteCallback.class));
+    }).when(session).sendBinary(any(ByteBuffer.class), any(Callback.class));
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
     when(request.getHeader(HttpHeaders.USER_AGENT)).thenReturn(userAgentHeader);
     when(request.getHeaders()).thenReturn(Map.of(HttpHeaders.USER_AGENT, List.of(userAgentHeader)));
 
diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticatorTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticatorTest.java
index 4ecd722f3..55e7e7cc3 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticatorTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/websocket/WebSocketAccountAuthenticatorTest.java
@@ -19,7 +19,7 @@ import java.util.Optional;
 import java.util.UUID;
 import java.util.stream.Stream;
 import javax.annotation.Nullable;
-import org.eclipse.jetty.websocket.api.UpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
@@ -44,7 +44,7 @@ class WebSocketAccountAuthenticatorTest {
 
   private AccountAuthenticator accountAuthenticator;
 
-  private UpgradeRequest upgradeRequest;
+  private JettyServerUpgradeRequest upgradeRequest;
 
   @BeforeEach
   void setUp() {
@@ -56,7 +56,7 @@ class WebSocketAccountAuthenticatorTest {
     when(accountAuthenticator.authenticate(eq(new BasicCredentials(INVALID_USER, INVALID_PASSWORD))))
         .thenReturn(Optional.empty());
 
-    upgradeRequest = mock(UpgradeRequest.class);
+    upgradeRequest = mock(JettyServerUpgradeRequest.class);
   }
 
   @ParameterizedTest
diff --git a/websocket-resources/pom.xml b/websocket-resources/pom.xml
index 156ff3dd7..8ed3c7d4f 100644
--- a/websocket-resources/pom.xml
+++ b/websocket-resources/pom.xml
@@ -13,15 +13,19 @@
   <dependencies>
     <dependency>
       <groupId>org.eclipse.jetty.websocket</groupId>
-      <artifactId>websocket-jetty-api</artifactId>
+      <artifactId>jetty-websocket-jetty-api</artifactId>
     </dependency>
     <dependency>
       <groupId>org.eclipse.jetty.websocket</groupId>
-      <artifactId>websocket-jetty-server</artifactId>
+      <artifactId>jetty-websocket-jetty-server</artifactId>
     </dependency>
     <dependency>
-      <groupId>org.eclipse.jetty.websocket</groupId>
-      <artifactId>websocket-servlet</artifactId>
+      <groupId>org.eclipse.jetty.ee10.websocket</groupId>
+      <artifactId>jetty-ee10-websocket-jetty-server</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty.ee10.websocket</groupId>
+      <artifactId>jetty-ee10-websocket-servlet</artifactId>
     </dependency>
     <dependency>
       <groupId>io.dropwizard</groupId>
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketClient.java b/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketClient.java
index 1bcfd726d..bc1cf9da9 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketClient.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketClient.java
@@ -13,9 +13,8 @@ import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
-import org.eclipse.jetty.websocket.api.RemoteEndpoint;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
-import org.eclipse.jetty.websocket.api.WriteCallback;
 import org.eclipse.jetty.websocket.api.exceptions.WebSocketException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -30,15 +29,13 @@ public class WebSocketClient {
   private static final SecureRandom SECURE_RANDOM = new SecureRandom();
 
   private final Session session;
-  private final RemoteEndpoint remoteEndpoint;
   private final WebSocketMessageFactory messageFactory;
   private final Map<Long, CompletableFuture<WebSocketResponseMessage>> pendingRequestMapper;
   private final Instant created;
 
-  public WebSocketClient(Session session, RemoteEndpoint remoteEndpoint, WebSocketMessageFactory messageFactory,
+  public WebSocketClient(Session session, WebSocketMessageFactory messageFactory,
                          Map<Long, CompletableFuture<WebSocketResponseMessage>> pendingRequestMapper) {
     this.session = session;
-    this.remoteEndpoint = remoteEndpoint;
     this.messageFactory = messageFactory;
     this.pendingRequestMapper = pendingRequestMapper;
     this.created = Instant.now();
@@ -56,9 +53,9 @@ public class WebSocketClient {
     WebSocketMessage requestMessage = messageFactory.createRequest(Optional.of(requestId), verb, path, headers, body);
 
     try {
-      remoteEndpoint.sendBytes(ByteBuffer.wrap(requestMessage.toByteArray()), new WriteCallback() {
+      session.sendBinary(ByteBuffer.wrap(requestMessage.toByteArray()), new Callback() {
         @Override
-        public void writeFailed(Throwable x) {
+        public void fail(Throwable x) {
           logger.debug("Write failed", x);
           pendingRequestMapper.remove(requestId);
           future.completeExceptionally(x);
@@ -86,9 +83,9 @@ public class WebSocketClient {
   }
 
   public void close(final int code, final String message) {
-    session.close(code, message, new WriteCallback() {
+    session.close(code, message, new Callback() {
       @Override
-      public void writeFailed(final Throwable throwable) {
+      public void fail(final Throwable throwable) {
         try {
           session.disconnect();
         } catch (final Exception e) {
@@ -108,6 +105,6 @@ public class WebSocketClient {
   }
 
   public SocketAddress getRemoteAddress() {
-    return session.getRemoteAddress();
+    return session.getRemoteSocketAddress();
   }
 }
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProvider.java b/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProvider.java
index 5768bcf6f..9849d9e6f 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProvider.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProvider.java
@@ -24,11 +24,8 @@ import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
-import org.eclipse.jetty.server.Request;
-import org.eclipse.jetty.websocket.api.RemoteEndpoint;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
-import org.eclipse.jetty.websocket.api.WebSocketListener;
-import org.eclipse.jetty.websocket.api.WriteCallback;
 import org.eclipse.jetty.websocket.api.exceptions.MessageTooLargeException;
 import org.glassfish.jersey.internal.MapPropertiesDelegate;
 import org.glassfish.jersey.server.ApplicationHandler;
@@ -48,11 +45,11 @@ import org.whispersystems.websocket.setup.WebSocketConnectListener;
 
 
 @SuppressWarnings("OptionalUsedAsFieldOrParameterType")
-public class WebSocketResourceProvider<T extends Principal> implements WebSocketListener {
+public class WebSocketResourceProvider<T extends Principal> implements Session.Listener.AutoDemanding {
 
   /**
    * A static exception instance passed to outstanding requests (via {@code completeExceptionally} in
-   * {@link #onWebSocketClose(int, String)}
+   * {@link #onWebSocketClose}
    */
   public static final IOException CONNECTION_CLOSED_EXCEPTION = new IOException("Connection closed!");
   private static final Logger logger = LoggerFactory.getLogger(WebSocketResourceProvider.class);
@@ -70,7 +67,6 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
   private final int localPort;
 
   private Session session;
-  private RemoteEndpoint remoteEndpoint;
   private WebSocketSessionContext context;
 
   private static final Set<String> EXCLUDED_UPGRADE_REQUEST_HEADERS = Set.of("connection", "upgrade");
@@ -96,11 +92,10 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
   }
 
   @Override
-  public void onWebSocketConnect(Session session) {
+  public void onWebSocketOpen(Session session) {
     this.session = session;
-    this.remoteEndpoint = session.getRemote();
     this.context = new WebSocketSessionContext(
-        new WebSocketClient(session, remoteEndpoint, messageFactory, requestMap));
+        new WebSocketClient(session, messageFactory, requestMap));
     this.context.setAuthenticated(reusableAuth.orElse(null));
     this.session.setIdleTimeout(idleTimeout);
 
@@ -125,9 +120,19 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
   }
 
   @Override
-  public void onWebSocketBinary(byte[] payload, int offset, int length) {
+  public void onWebSocketBinary(final ByteBuffer payload, final Callback callback) {
     try {
-      WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload, offset, length);
+      onWebSocketBinary(payload);
+      callback.succeed();
+    } catch (RuntimeException e) {
+      callback.fail(e);
+      throw e;
+    }
+  }
+
+  private void onWebSocketBinary(ByteBuffer payload) {
+    try {
+      final WebSocketMessage webSocketMessage = messageFactory.parseMessage(payload);
 
       switch (webSocketMessage.getType()) {
         case REQUEST_MESSAGE:
@@ -147,17 +152,21 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
   }
 
   @Override
-  public void onWebSocketClose(int statusCode, String reason) {
-    if (context != null) {
-      context.notifyClosed(statusCode, reason);
+  public void onWebSocketClose(int statusCode, String reason, Callback callback) {
+    try {
+      if (context != null) {
+        context.notifyClosed(statusCode, reason);
 
-      for (long requestId : requestMap.keySet()) {
-        CompletableFuture<WebSocketResponseMessage> outstandingRequest = requestMap.remove(requestId);
+        for (long requestId : requestMap.keySet()) {
+          CompletableFuture<WebSocketResponseMessage> outstandingRequest = requestMap.remove(requestId);
 
-        if (outstandingRequest != null) {
-          outstandingRequest.completeExceptionally(CONNECTION_CLOSED_EXCEPTION);
+          if (outstandingRequest != null) {
+            outstandingRequest.completeExceptionally(CONNECTION_CLOSED_EXCEPTION);
+          }
         }
       }
+    } finally {
+      callback.succeed();
     }
   }
 
@@ -269,7 +278,7 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
   }
 
   private void close(Session session, int status, String message) {
-    session.close(status, message);
+    session.close(status, message, Callback.NOOP);
   }
 
   private void sendResponse(WebSocketRequestMessage requestMessage, ContainerResponse response,
@@ -288,7 +297,7 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
               Optional.ofNullable(body))
           .toByteArray();
 
-      remoteEndpoint.sendBytes(ByteBuffer.wrap(responseBytes), WriteCallback.NOOP);
+      session.sendBinary(ByteBuffer.wrap(responseBytes), Callback.NOOP);
     }
   }
 
@@ -300,7 +309,7 @@ public class WebSocketResourceProvider<T extends Principal> implements WebSocket
           getHeaderList(error.getStringHeaders()),
           Optional.empty());
 
-      remoteEndpoint.sendBytes(ByteBuffer.wrap(response.toByteArray()), WriteCallback.NOOP);
+      session.sendBinary(ByteBuffer.wrap(response.toByteArray()), Callback.NOOP);
     }
   }
 
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProviderFactory.java b/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProviderFactory.java
index 782bd4783..6ce3ba7f7 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProviderFactory.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/WebSocketResourceProviderFactory.java
@@ -13,11 +13,9 @@ import java.security.Principal;
 import java.util.Map;
 import java.util.Optional;
 import org.apache.commons.lang3.StringUtils;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeRequest;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeResponse;
-import org.eclipse.jetty.websocket.server.JettyWebSocketCreator;
-import org.eclipse.jetty.websocket.server.JettyWebSocketServlet;
-import org.eclipse.jetty.websocket.server.JettyWebSocketServletFactory;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeResponse;
+import org.eclipse.jetty.ee10.websocket.server.JettyWebSocketCreator;
 import org.glassfish.jersey.CommonProperties;
 import org.glassfish.jersey.server.ApplicationHandler;
 import org.slf4j.Logger;
@@ -25,23 +23,20 @@ import org.slf4j.LoggerFactory;
 import org.whispersystems.websocket.auth.InvalidCredentialsException;
 import org.whispersystems.websocket.auth.WebSocketAuthenticator;
 import org.whispersystems.websocket.auth.WebsocketAuthValueFactoryProvider;
-import org.whispersystems.websocket.configuration.WebSocketConfiguration;
 import org.whispersystems.websocket.session.WebSocketSessionContextValueFactoryProvider;
 import org.whispersystems.websocket.setup.WebSocketEnvironment;
 
-public class WebSocketResourceProviderFactory<T extends Principal> extends JettyWebSocketServlet implements
-    JettyWebSocketCreator {
+public class WebSocketResourceProviderFactory<T extends Principal> implements JettyWebSocketCreator {
 
   private static final Logger logger = LoggerFactory.getLogger(WebSocketResourceProviderFactory.class);
 
   private final WebSocketEnvironment<T> environment;
   private final ApplicationHandler jerseyApplicationHandler;
-  private final WebSocketConfiguration configuration;
 
   private final String remoteAddressPropertyName;
 
   public WebSocketResourceProviderFactory(WebSocketEnvironment<T> environment, Class<T> principalClass,
-      WebSocketConfiguration configuration, String remoteAddressPropertyName) {
+      String remoteAddressPropertyName) {
     this.environment = environment;
 
     environment.jersey().register(new WebSocketSessionContextValueFactoryProvider.Binder());
@@ -55,7 +50,6 @@ public class WebSocketResourceProviderFactory<T extends Principal> extends Jetty
 
     this.jerseyApplicationHandler = new ApplicationHandler(environment.jersey());
 
-    this.configuration = configuration;
     this.remoteAddressPropertyName = remoteAddressPropertyName;
   }
 
@@ -91,6 +85,7 @@ public class WebSocketResourceProviderFactory<T extends Principal> extends Jetty
       // Authentication may fail for non-incorrect-credential reasons (e.g. we couldn't read from the account database).
       // If that happens, we don't want to incorrectly tell clients that they provided bad credentials.
       logger.warn("Authentication failure", e);
+
       try {
         response.sendError(500, "Failure");
       } catch (final IOException ignored) {
@@ -99,13 +94,6 @@ public class WebSocketResourceProviderFactory<T extends Principal> extends Jetty
     }
   }
 
-  @Override
-  public void configure(JettyWebSocketServletFactory factory) {
-    factory.setCreator(this);
-    factory.setMaxBinaryMessageSize(configuration.getMaxBinaryMessageSize());
-    factory.setMaxTextMessageSize(configuration.getMaxTextMessageSize());
-  }
-
   private String getRemoteAddress(JettyServerUpgradeRequest request) {
     final String remoteAddress = (String) request.getHttpServletRequest().getAttribute(remoteAddressPropertyName);
     if (StringUtils.isBlank(remoteAddress)) {
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/auth/AuthenticatedWebSocketUpgradeFilter.java b/websocket-resources/src/main/java/org/whispersystems/websocket/auth/AuthenticatedWebSocketUpgradeFilter.java
index bf0593dc0..f2f49cc9f 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/auth/AuthenticatedWebSocketUpgradeFilter.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/auth/AuthenticatedWebSocketUpgradeFilter.java
@@ -7,8 +7,8 @@ package org.whispersystems.websocket.auth;
 
 import java.security.Principal;
 import java.util.Optional;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeRequest;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeResponse;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeResponse;
 
 public interface AuthenticatedWebSocketUpgradeFilter<T extends Principal> {
 
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/auth/WebSocketAuthenticator.java b/websocket-resources/src/main/java/org/whispersystems/websocket/auth/WebSocketAuthenticator.java
index 7836b5b8d..4974a707e 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/auth/WebSocketAuthenticator.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/auth/WebSocketAuthenticator.java
@@ -6,7 +6,7 @@ package org.whispersystems.websocket.auth;
 
 import java.security.Principal;
 import java.util.Optional;
-import org.eclipse.jetty.websocket.api.UpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
 
 public interface WebSocketAuthenticator<T extends Principal> {
 
@@ -20,5 +20,5 @@ public interface WebSocketAuthenticator<T extends Principal> {
    *
    * @throws InvalidCredentialsException if credentials were provided, but could not be authenticated
    */
-  Optional<T> authenticate(UpgradeRequest request) throws InvalidCredentialsException;
+  Optional<T> authenticate(JettyServerUpgradeRequest request) throws InvalidCredentialsException;
 }
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/messages/WebSocketMessageFactory.java b/websocket-resources/src/main/java/org/whispersystems/websocket/messages/WebSocketMessageFactory.java
index d24a7e09b..bbaeb75cc 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/messages/WebSocketMessageFactory.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/messages/WebSocketMessageFactory.java
@@ -5,22 +5,23 @@
 package org.whispersystems.websocket.messages;
 
 
+import java.nio.ByteBuffer;
 import java.util.List;
 import java.util.Optional;
 
 @SuppressWarnings("OptionalUsedAsFieldOrParameterType")
 public interface WebSocketMessageFactory {
 
-  public WebSocketMessage parseMessage(byte[] serialized, int offset, int len)
+  WebSocketMessage parseMessage(ByteBuffer serialized)
       throws InvalidMessageException;
 
-  public WebSocketMessage createRequest(Optional<Long> requestId,
-                                        String verb, String path,
-                                        List<String> headers,
-                                        Optional<byte[]> body);
+  WebSocketMessage createRequest(Optional<Long> requestId,
+      String verb, String path,
+      List<String> headers,
+      Optional<byte[]> body);
 
-  public WebSocketMessage createResponse(long requestId, int status, String message,
-                                         List<String> headers,
-                                         Optional<byte[]> body);
+  WebSocketMessage createResponse(long requestId, int status, String message,
+      List<String> headers,
+      Optional<byte[]> body);
 
 }
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessage.java b/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessage.java
index 909673363..8d021cc81 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessage.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessage.java
@@ -10,14 +10,15 @@ import org.whispersystems.websocket.messages.InvalidMessageException;
 import org.whispersystems.websocket.messages.WebSocketMessage;
 import org.whispersystems.websocket.messages.WebSocketRequestMessage;
 import org.whispersystems.websocket.messages.WebSocketResponseMessage;
+import java.nio.ByteBuffer;
 
 public class ProtobufWebSocketMessage implements WebSocketMessage {
 
   private final SubProtocol.WebSocketMessage message;
 
-  ProtobufWebSocketMessage(byte[] buffer, int offset, int length) throws InvalidMessageException {
+  ProtobufWebSocketMessage(ByteBuffer buffer) throws InvalidMessageException {
     try {
-      this.message = SubProtocol.WebSocketMessage.parseFrom(ByteString.copyFrom(buffer, offset, length));
+      this.message = SubProtocol.WebSocketMessage.parseFrom(ByteString.copyFrom(buffer));
 
       if (getType() == Type.REQUEST_MESSAGE) {
         if (!message.getRequest().hasVerb() || !message.getRequest().hasPath()) {
diff --git a/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessageFactory.java b/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessageFactory.java
index d4f25bd89..33c108771 100644
--- a/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessageFactory.java
+++ b/websocket-resources/src/main/java/org/whispersystems/websocket/messages/protobuf/ProtobufWebSocketMessageFactory.java
@@ -9,16 +9,17 @@ import org.whispersystems.websocket.messages.InvalidMessageException;
 import org.whispersystems.websocket.messages.WebSocketMessage;
 import org.whispersystems.websocket.messages.WebSocketMessageFactory;
 
+import java.nio.ByteBuffer;
 import java.util.List;
 import java.util.Optional;
 
 public class ProtobufWebSocketMessageFactory implements WebSocketMessageFactory {
 
   @Override
-  public WebSocketMessage parseMessage(byte[] serialized, int offset, int len)
+  public WebSocketMessage parseMessage(ByteBuffer serialized)
       throws InvalidMessageException
   {
-    return new ProtobufWebSocketMessage(serialized, offset, len);
+    return new ProtobufWebSocketMessage(serialized);
   }
 
   @Override
diff --git a/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderFactoryTest.java b/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderFactoryTest.java
index 31e44e09f..4cc5e98f4 100644
--- a/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderFactoryTest.java
+++ b/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderFactoryTest.java
@@ -19,17 +19,15 @@ import java.io.IOException;
 import java.security.Principal;
 import java.util.Optional;
 import javax.security.auth.Subject;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeRequest;
+import org.eclipse.jetty.ee10.websocket.server.JettyServerUpgradeResponse;
 import org.eclipse.jetty.websocket.api.Session;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeRequest;
-import org.eclipse.jetty.websocket.server.JettyServerUpgradeResponse;
-import org.eclipse.jetty.websocket.server.JettyWebSocketServletFactory;
 import org.glassfish.jersey.server.ResourceConfig;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
-import org.whispersystems.websocket.auth.InvalidCredentialsException;
 import org.whispersystems.websocket.auth.AuthenticatedWebSocketUpgradeFilter;
+import org.whispersystems.websocket.auth.InvalidCredentialsException;
 import org.whispersystems.websocket.auth.WebSocketAuthenticator;
-import org.whispersystems.websocket.configuration.WebSocketConfiguration;
 import org.whispersystems.websocket.setup.WebSocketEnvironment;
 
 public class WebSocketResourceProviderFactoryTest {
@@ -60,8 +58,7 @@ public class WebSocketResourceProviderFactoryTest {
     when(authenticator.authenticate(eq(request))).thenThrow(new InvalidCredentialsException());
     when(environment.jersey()).thenReturn(jerseyEnvironment);
 
-    WebSocketResourceProviderFactory<?> factory = new WebSocketResourceProviderFactory<>(environment, Account.class,
-        mock(WebSocketConfiguration.class), REMOTE_ADDRESS_PROPERTY_NAME);
+    WebSocketResourceProviderFactory<?> factory = new WebSocketResourceProviderFactory<>(environment, Account.class, REMOTE_ADDRESS_PROPERTY_NAME);
     Object connection = factory.createWebSocket(request, response);
 
     assertNull(connection);
@@ -80,16 +77,15 @@ public class WebSocketResourceProviderFactoryTest {
     final HttpServletRequest httpServletRequest = mock(HttpServletRequest.class);
     when(httpServletRequest.getAttribute(REMOTE_ADDRESS_PROPERTY_NAME)).thenReturn("127.0.0.1");
     when(request.getHttpServletRequest()).thenReturn(httpServletRequest);
-
     WebSocketResourceProviderFactory<?> factory = new WebSocketResourceProviderFactory<>(environment, Account.class,
-        mock(WebSocketConfiguration.class), REMOTE_ADDRESS_PROPERTY_NAME);
+        REMOTE_ADDRESS_PROPERTY_NAME);
     Object connection = factory.createWebSocket(request, response);
 
     assertNotNull(connection);
     verifyNoMoreInteractions(response);
     verify(authenticator).authenticate(eq(request));
 
-    ((WebSocketResourceProvider<?>) connection).onWebSocketConnect(mock(Session.class));
+    ((WebSocketResourceProvider<?>) connection).onWebSocketOpen(mock(Session.class));
 
     assertNotNull(((WebSocketResourceProvider<?>) connection).getContext().getAuthenticated());
     assertEquals(((WebSocketResourceProvider<?>) connection).getContext().getAuthenticated(), account);
@@ -103,7 +99,6 @@ public class WebSocketResourceProviderFactoryTest {
 
     WebSocketResourceProviderFactory<Account> factory = new WebSocketResourceProviderFactory<>(environment,
         Account.class,
-        mock(WebSocketConfiguration.class),
         REMOTE_ADDRESS_PROPERTY_NAME);
     Object connection = factory.createWebSocket(request, response);
 
@@ -112,20 +107,6 @@ public class WebSocketResourceProviderFactoryTest {
     verify(authenticator).authenticate(eq(request));
   }
 
-  @Test
-  void testConfigure() {
-    JettyWebSocketServletFactory servletFactory = mock(JettyWebSocketServletFactory.class);
-    when(environment.jersey()).thenReturn(jerseyEnvironment);
-
-    WebSocketResourceProviderFactory<Account> factory = new WebSocketResourceProviderFactory<>(environment,
-        Account.class,
-        mock(WebSocketConfiguration.class),
-        REMOTE_ADDRESS_PROPERTY_NAME);
-    factory.configure(servletFactory);
-
-    verify(servletFactory).setCreator(eq(factory));
-  }
-
   @Test
   void testAuthenticatedWebSocketUpgradeFilter() throws InvalidCredentialsException {
     final Account account = new Account();
@@ -137,12 +118,11 @@ public class WebSocketResourceProviderFactoryTest {
     final HttpServletRequest httpServletRequest = mock(HttpServletRequest.class);
     when(httpServletRequest.getAttribute(REMOTE_ADDRESS_PROPERTY_NAME)).thenReturn("127.0.0.1");
     when(request.getHttpServletRequest()).thenReturn(httpServletRequest);
-
     final AuthenticatedWebSocketUpgradeFilter<Account> filter = mock(AuthenticatedWebSocketUpgradeFilter.class);
     when(environment.getAuthenticatedWebSocketUpgradeFilter()).thenReturn(filter);
 
     final WebSocketResourceProviderFactory<?> factory = new WebSocketResourceProviderFactory<>(environment, Account.class,
-        mock(WebSocketConfiguration.class), REMOTE_ADDRESS_PROPERTY_NAME);
+        REMOTE_ADDRESS_PROPERTY_NAME);
     assertNotNull(factory.createWebSocket(request, response));
 
     verify(filter).handleAuthentication(reusableAuth, request, response);
diff --git a/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderTest.java b/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderTest.java
index 79d192e18..3ce9a4014 100644
--- a/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderTest.java
+++ b/websocket-resources/src/test/java/org/whispersystems/websocket/WebSocketResourceProviderTest.java
@@ -47,11 +47,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
-import org.eclipse.jetty.websocket.api.CloseStatus;
-import org.eclipse.jetty.websocket.api.RemoteEndpoint;
+import org.eclipse.jetty.websocket.api.Callback;
 import org.eclipse.jetty.websocket.api.Session;
 import org.eclipse.jetty.websocket.api.UpgradeRequest;
-import org.eclipse.jetty.websocket.api.WriteCallback;
 import org.glassfish.jersey.server.ApplicationHandler;
 import org.glassfish.jersey.server.ContainerRequest;
 import org.glassfish.jersey.server.ContainerResponse;
@@ -92,11 +90,10 @@ class WebSocketResourceProviderTest {
 
     when(session.getUpgradeRequest()).thenReturn(request);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
-    verify(session, never()).close(anyInt(), anyString());
+    verify(session, never()).close(anyInt(), anyString(), any(Callback.class));
     verify(session, never()).close();
-    verify(session, never()).close(any(CloseStatus.class));
 
     ArgumentCaptor<WebSocketSessionContext> contextArgumentCaptor = ArgumentCaptor.forClass(
         WebSocketSessionContext.class);
@@ -114,11 +111,9 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
     ContainerResponse response = mock(ContainerResponse.class);
     when(response.getStatus()).thenReturn(200);
@@ -148,16 +143,15 @@ class WebSocketResourceProviderTest {
           return CompletableFuture.completedFuture(response);
         });
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
-    verify(session, never()).close(anyInt(), anyString());
+    verify(session, never()).close(anyInt(), anyString(), any(Callback.class));
     verify(session, never()).close();
-    verify(session, never()).close(any(CloseStatus.class));
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/bar",
         new LinkedList<>(), Optional.of("hello world!".getBytes())).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ContainerRequest> requestCaptor = ArgumentCaptor.forClass(ContainerRequest.class);
     ArgumentCaptor<ByteBuffer> responseCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
@@ -171,7 +165,7 @@ class WebSocketResourceProviderTest {
     assertThat(bundledRequest.getPath(false)).isEqualTo("bar");
 
     verify(requestLog).log(eq("127.0.0.1"), eq(bundledRequest), eq(response));
-    verify(remoteEndpoint).sendBytes(responseCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketMessage responseMessageContainer = SubProtocol.WebSocketMessage.parseFrom(
         responseCaptor.getValue().array());
@@ -191,25 +185,22 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
     when(applicationHandler.apply(any(ContainerRequest.class), any(OutputStream.class))).thenReturn(
         CompletableFuture.failedFuture(new IllegalStateException("foo")));
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
-    verify(session, never()).close(anyInt(), anyString());
+    verify(session, never()).close(anyInt(), anyString(), any(Callback.class));
     verify(session, never()).close();
-    verify(session, never()).close(any(CloseStatus.class));
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/bar",
         new LinkedList<>(), Optional.of("hello world!".getBytes())).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ContainerRequest> requestCaptor = ArgumentCaptor.forClass(ContainerRequest.class);
 
@@ -223,7 +214,7 @@ class WebSocketResourceProviderTest {
 
     ArgumentCaptor<ByteBuffer> responseCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketMessage responseMessageContainer = SubProtocol.WebSocketMessage.parseFrom(
         responseCaptor.getValue().array());
@@ -247,22 +238,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/hello",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -287,22 +276,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET",
         "/v1/test/doesntexist", new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -327,22 +314,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/world",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -367,22 +352,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/world",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -406,22 +389,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/optional",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -446,22 +427,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/optional",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -486,23 +465,21 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "PUT",
         "/v1/test/some/testparam", List.of("Content-Type: application/json"),
         Optional.of(new ObjectMapper().writeValueAsBytes(new TestResource.TestEntity("mykey", 1001)))).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -527,23 +504,21 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "PUT",
         "/v1/test/some/testparam", List.of("Content-Type: application/json"),
         Optional.of(new ObjectMapper().writeValueAsBytes(new TestResource.TestEntity("mykey", 5)))).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -569,22 +544,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET",
         "/v1/test/exception/map", List.of("Content-Type: application/json"), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);
 
@@ -609,22 +582,20 @@ class WebSocketResourceProviderTest {
         new ProtobufWebSocketMessageFactory(), Optional.empty(), Duration.ofMillis(30000));
 
     Session session = mock(Session.class);
-    RemoteEndpoint remoteEndpoint = mock(RemoteEndpoint.class);
     UpgradeRequest request = mock(UpgradeRequest.class);
 
     when(session.getUpgradeRequest()).thenReturn(request);
-    when(session.getRemote()).thenReturn(remoteEndpoint);
 
-    provider.onWebSocketConnect(session);
+    provider.onWebSocketOpen(session);
 
     byte[] message = new ProtobufWebSocketMessageFactory().createRequest(Optional.of(111L), "GET", "/v1/test/keepalive",
         new LinkedList<>(), Optional.empty()).toByteArray();
 
-    provider.onWebSocketBinary(message, 0, message.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(message), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> requestCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint).sendBytes(requestCaptor.capture(), any(WriteCallback.class));
+    verify(session).sendBinary(requestCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketRequestMessage requestMessage = getRequest(requestCaptor);
     assertThat(requestMessage.getVerb()).isEqualTo("GET");
@@ -634,11 +605,11 @@ class WebSocketResourceProviderTest {
     byte[] clientResponse = new ProtobufWebSocketMessageFactory().createResponse(requestMessage.getId(), 200, "OK",
         new LinkedList<>(), Optional.of("my response".getBytes())).toByteArray();
 
-    provider.onWebSocketBinary(clientResponse, 0, clientResponse.length);
+    provider.onWebSocketBinary(ByteBuffer.wrap(clientResponse), Callback.NOOP);
 
     ArgumentCaptor<ByteBuffer> responseBytesCaptor = ArgumentCaptor.forClass(ByteBuffer.class);
 
-    verify(remoteEndpoint, times(2)).sendBytes(responseBytesCaptor.capture(), any(WriteCallback.class));
+    verify(session, times(2)).sendBinary(responseBytesCaptor.capture(), any(Callback.class));
 
     SubProtocol.WebSocketResponseMessage response = getResponse(responseBytesCaptor);