diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfiguration.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfiguration.java
index c8c88d4e5..7317b5fb4 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfiguration.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfiguration.java
@@ -67,8 +67,10 @@ public class SignerConfiguration {
 
   private final Optional<Long> bellatrixForkEpoch;
   private final Optional<Long> capellaForkEpoch;
+  private final Optional<Long> denebForkEpoch;
   private final Optional<String> network;
   private final boolean keyManagerApiEnabled;
+  private final Optional<String> trustedSetup;
   private Optional<WatermarkRepairParameters> watermarkRepairParameters;
   private int downstreamHttpPort;
   private Optional<ClientTlsOptions> downstreamTlsOptions;
@@ -111,12 +113,14 @@ public SignerConfiguration(
       final Optional<Long> altairForkEpoch,
       final Optional<Long> bellatrixForkEpoch,
       final Optional<Long> capellaForkEpoch,
+      final Optional<Long> denebForkEpoch,
       final Optional<String> network,
       final boolean keyManagerApiEnabled,
       final Optional<WatermarkRepairParameters> watermarkRepairParameters,
       final int downstreamHttpPort,
       final Optional<ClientTlsOptions> downstreamTlsOptions,
-      final ChainIdProvider chainIdProvider) {
+      final ChainIdProvider chainIdProvider,
+      final Optional<String> trustedSetup) {
     this.hostname = hostname;
     this.logLevel = logLevel;
     this.httpRpcPort = httpRpcPort;
@@ -152,12 +156,14 @@ public SignerConfiguration(
     this.altairForkEpoch = altairForkEpoch;
     this.bellatrixForkEpoch = bellatrixForkEpoch;
     this.capellaForkEpoch = capellaForkEpoch;
+    this.denebForkEpoch = denebForkEpoch;
     this.network = network;
     this.keyManagerApiEnabled = keyManagerApiEnabled;
     this.watermarkRepairParameters = watermarkRepairParameters;
     this.downstreamHttpPort = downstreamHttpPort;
     this.downstreamTlsOptions = downstreamTlsOptions;
     this.chainIdProvider = chainIdProvider;
+    this.trustedSetup = trustedSetup;
   }
 
   public String hostname() {
@@ -300,6 +306,10 @@ public Optional<Long> getCapellaForkEpoch() {
     return capellaForkEpoch;
   }
 
+  public Optional<Long> getDenebForkEpoch() {
+    return denebForkEpoch;
+  }
+
   public Optional<String> getNetwork() {
     return network;
   }
@@ -331,4 +341,8 @@ public Optional<ClientTlsOptions> getDownstreamTlsOptions() {
   public ChainIdProvider getChainIdProvider() {
     return chainIdProvider;
   }
+
+  public Optional<String> getTrustedSetup() {
+    return trustedSetup;
+  }
 }
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfigurationBuilder.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfigurationBuilder.java
index bcb21e1a3..dc78a259b 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfigurationBuilder.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/SignerConfigurationBuilder.java
@@ -69,6 +69,7 @@ public class SignerConfigurationBuilder {
   private Long altairForkEpoch = null;
   private Long bellatrixForkEpoch = null;
   private Long capellaForkEpoch = null;
+  private Long denebForkEpoch = null;
   private String network = null;
   private boolean keyManagerApiEnabled = false;
   private KeystoresParameters keystoresParameters;
@@ -77,6 +78,7 @@ public class SignerConfigurationBuilder {
   private ClientTlsOptions downstreamTlsOptions;
 
   private ChainIdProvider chainIdProvider = new ConfigurationChainId(DEFAULT_CHAIN_ID);
+  private String trustedSetup;
 
   public SignerConfigurationBuilder withLogLevel(final Level logLevel) {
     this.logLevel = logLevel;
@@ -255,6 +257,11 @@ public SignerConfigurationBuilder withCapellaForkEpoch(final long capellaForkEpo
     return this;
   }
 
+  public SignerConfigurationBuilder withDenebForkEpoch(final long denebForkEpoch) {
+    this.denebForkEpoch = denebForkEpoch;
+    return this;
+  }
+
   public SignerConfigurationBuilder withNetwork(final String network) {
     this.network = network;
     return this;
@@ -297,6 +304,11 @@ public SignerConfigurationBuilder withChainIdProvider(final ChainIdProvider chai
     return this;
   }
 
+  public SignerConfigurationBuilder withTrustedSetup(final String trustedSetup) {
+    this.trustedSetup = trustedSetup;
+    return this;
+  }
+
   public SignerConfiguration build() {
     if (mode == null) {
       throw new IllegalArgumentException("Mode cannot be null");
@@ -337,11 +349,13 @@ public SignerConfiguration build() {
         Optional.ofNullable(altairForkEpoch),
         Optional.ofNullable(bellatrixForkEpoch),
         Optional.ofNullable(capellaForkEpoch),
+        Optional.ofNullable(denebForkEpoch),
         Optional.ofNullable(network),
         keyManagerApiEnabled,
         Optional.ofNullable(watermarkRepairParameters),
         downstreamHttpPort,
         Optional.ofNullable(downstreamTlsOptions),
-        chainIdProvider);
+        chainIdProvider,
+        Optional.ofNullable(trustedSetup));
   }
 }
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsConfigFileImpl.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsConfigFileImpl.java
index a00ffc94d..9fd805734 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsConfigFileImpl.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsConfigFileImpl.java
@@ -419,6 +419,20 @@ private String createEth2SlashingProtectionArgs() {
               signerConfig.getCapellaForkEpoch().get()));
     }
 
+    if (signerConfig.getDenebForkEpoch().isPresent()) {
+      yamlConfig.append(
+          String.format(
+              YAML_NUMERIC_FMT,
+              "eth2.Xnetwork-deneb-fork-epoch",
+              signerConfig.getDenebForkEpoch().get()));
+    }
+
+    if (signerConfig.getTrustedSetup().isPresent()) {
+      yamlConfig.append(
+          String.format(
+              YAML_STRING_FMT, "eth2.Xtrusted-setup", signerConfig.getTrustedSetup().get()));
+    }
+
     if (signerConfig.getNetwork().isPresent()) {
       yamlConfig.append(
           String.format(YAML_STRING_FMT, "eth2.network", signerConfig.getNetwork().get()));
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsDefaultImpl.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsDefaultImpl.java
index 90c9e29ea..42762aa00 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsDefaultImpl.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/signer/runner/CmdLineParamsDefaultImpl.java
@@ -253,6 +253,16 @@ private Collection<String> createEth2Args() {
       params.add(Long.toString(signerConfig.getCapellaForkEpoch().get()));
     }
 
+    if (signerConfig.getDenebForkEpoch().isPresent()) {
+      params.add("--Xnetwork-deneb-fork-epoch");
+      params.add(Long.toString(signerConfig.getDenebForkEpoch().get()));
+    }
+
+    if (signerConfig.getTrustedSetup().isPresent()) {
+      params.add("--Xtrusted-setup");
+      params.add(signerConfig.getTrustedSetup().get());
+    }
+
     if (signerConfig.getNetwork().isPresent()) {
       params.add("--network");
       params.add(signerConfig.getNetwork().get());
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/DataStructureUtilAdapter.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/DataStructureUtilAdapter.java
index a5c87dd3c..8b181171a 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/DataStructureUtilAdapter.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/DataStructureUtilAdapter.java
@@ -135,7 +135,8 @@ private ExecutionPayload randomExecutionPayload(final SpecVersion specVersion) {
                     .blockHash(util.randomBytes32())
                     .transactions(util.randomExecutionPayloadTransactions())
                     .withdrawals(() -> randomExecutionPayloadWithdrawals(specVersion))
-                    .excessBlobGas(util::randomUInt64));
+                    .excessBlobGas(util::randomUInt64)
+                    .blobGasUsed(util::randomUInt64));
   }
 
   private List<Withdrawal> randomExecutionPayloadWithdrawals(final SpecVersion specVersion) {
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/Eth2BlockSigningRequestUtil.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/Eth2BlockSigningRequestUtil.java
index 6ca218c62..c2c9d987d 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/Eth2BlockSigningRequestUtil.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/dsl/utils/Eth2BlockSigningRequestUtil.java
@@ -75,6 +75,7 @@ public Eth2SigningRequestBody createBlockV2Request() {
         return createBlockV2Request(new BlockRequest(specMilestone, getBeaconBlock()));
       case BELLATRIX:
       case CAPELLA:
+      case DENEB:
         return createBlockV2Request(new BlockRequest(specMilestone, getBeaconBlockHeader()));
       default:
         throw new IllegalStateException(
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2BlockSigningAcceptanceTest.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2BlockSigningAcceptanceTest.java
index 0ac580595..3b524e965 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2BlockSigningAcceptanceTest.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2BlockSigningAcceptanceTest.java
@@ -59,7 +59,7 @@ void setup() {
   @ParameterizedTest(name = "#{index} - Sign and verify BlockV2 Signature for spec {0}")
   @EnumSource(
       value = SpecMilestone.class,
-      names = {"PHASE0", "ALTAIR", "BELLATRIX", "CAPELLA"})
+      names = {"PHASE0", "ALTAIR", "BELLATRIX", "CAPELLA", "DENEB"})
   void signAndVerifyBlockV2Signature(final SpecMilestone specMilestone) throws Exception {
     final Eth2BlockSigningRequestUtil util = new Eth2BlockSigningRequestUtil(specMilestone);
 
@@ -92,7 +92,7 @@ void signAndVerifyLegacyBlockSignature() throws Exception {
       name = "#{index} - Empty block request for spec {0} should return bad request status")
   @EnumSource(
       value = SpecMilestone.class,
-      names = {"PHASE0", "ALTAIR", "BELLATRIX", "CAPELLA"})
+      names = {"PHASE0", "ALTAIR", "BELLATRIX", "CAPELLA", "DENEB"})
   void emptyBlockRequestReturnsBadRequestStatus(final SpecMilestone specMilestone)
       throws JsonProcessingException {
     final Eth2BlockSigningRequestUtil util = new Eth2BlockSigningRequestUtil(specMilestone);
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2CustomNetworkFileAcceptanceTest.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2CustomNetworkFileAcceptanceTest.java
index a216ddc41..53829369e 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2CustomNetworkFileAcceptanceTest.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/Eth2CustomNetworkFileAcceptanceTest.java
@@ -19,16 +19,19 @@
 import tech.pegasys.teku.bls.BLSPublicKey;
 import tech.pegasys.teku.bls.BLSSecretKey;
 import tech.pegasys.teku.infrastructure.unsigned.UInt64;
+import tech.pegasys.teku.networks.Eth2NetworkConfiguration;
 import tech.pegasys.teku.spec.Spec;
 import tech.pegasys.teku.spec.SpecFactory;
 import tech.pegasys.teku.spec.datastructures.util.ForkAndSpecMilestone;
 import tech.pegasys.web3signer.core.service.http.handlers.signing.eth2.Eth2SigningRequestBody;
+import tech.pegasys.web3signer.dsl.signer.SignerConfigurationBuilder;
 import tech.pegasys.web3signer.dsl.utils.Eth2BlockSigningRequestUtil;
 import tech.pegasys.web3signer.dsl.utils.MetadataFileHelpers;
 import tech.pegasys.web3signer.signing.KeyType;
 
 import java.nio.file.Path;
 import java.util.List;
+import java.util.Objects;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.google.common.io.Resources;
@@ -50,6 +53,10 @@ public class Eth2CustomNetworkFileAcceptanceTest extends SigningAcceptanceTestBa
       BLSSecretKey.fromBytes(Bytes32.fromHexString(PRIVATE_KEY));
   private static final BLSKeyPair KEY_PAIR = new BLSKeyPair(KEY);
   private static final BLSPublicKey PUBLIC_KEY = KEY_PAIR.getPublicKey();
+  private static final String TRUSTED_SETUP_PATH =
+      Objects.requireNonNull(
+              Eth2NetworkConfiguration.class.getResource("minimal-trusted-setup.txt"))
+          .toExternalForm();
 
   @BeforeEach
   void setup() {
@@ -57,14 +64,25 @@ void setup() {
     final Path keyConfigFile = testDirectory.resolve(configFilename + ".yaml");
     METADATA_FILE_HELPERS.createUnencryptedYamlFileAt(keyConfigFile, PRIVATE_KEY, KeyType.BLS);
 
-    setupEth2SignerWithCustomNetworkConfig(NETWORK_CONFIG_PATH);
+    final SignerConfigurationBuilder builder = new SignerConfigurationBuilder();
+    builder
+        .withKeyStoreDirectory(testDirectory)
+        .withMode("eth2")
+        .withNetwork(NETWORK_CONFIG_PATH)
+        .withTrustedSetup(TRUSTED_SETUP_PATH);
+    startSigner(builder.build());
   }
 
   @Test
   void signAndVerifyBlockV2SignatureForAllEnabledMilestones() throws Exception {
-    final Spec spec = SpecFactory.create(NETWORK_CONFIG_PATH.toString());
+    final Spec spec =
+        SpecFactory.create(
+            NETWORK_CONFIG_PATH.toString(),
+            specConfigBuilder ->
+                specConfigBuilder.denebBuilder(
+                    denebBuilder -> denebBuilder.trustedSetupPath(TRUSTED_SETUP_PATH)));
     final List<ForkAndSpecMilestone> enabledMilestones = spec.getEnabledMilestones();
-    assertThat(enabledMilestones.size()).isEqualTo(4);
+    assertThat(enabledMilestones.size()).isEqualTo(5);
 
     for (final ForkAndSpecMilestone forkAndSpecMilestone : enabledMilestones) {
       final Eth2SigningRequestBody request =
diff --git a/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/SigningAcceptanceTestBase.java b/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/SigningAcceptanceTestBase.java
index a3e02fc7e..7ed27f78d 100644
--- a/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/SigningAcceptanceTestBase.java
+++ b/acceptance-tests/src/test/java/tech/pegasys/web3signer/tests/signing/SigningAcceptanceTestBase.java
@@ -55,6 +55,15 @@ protected void setupEth2Signer(final Eth2Network eth2Network, final SpecMileston
     startSigner(builder.build());
   }
 
+  protected void setupEth2Signer(final Path networkConfigFile, final SpecMilestone specMilestone) {
+    final SignerConfigurationBuilder builder = new SignerConfigurationBuilder();
+    builder.withKeyStoreDirectory(testDirectory).withMode("eth2").withNetwork(networkConfigFile);
+
+    setForkEpochs(specMilestone, builder);
+
+    startSigner(builder.build());
+  }
+
   protected void setupEth2SignerWithCustomNetworkConfig(final Path networkConfigFile) {
     final SignerConfigurationBuilder builder = new SignerConfigurationBuilder();
     builder.withKeyStoreDirectory(testDirectory).withMode("eth2").withNetwork(networkConfigFile);
@@ -84,6 +93,12 @@ private void setForkEpochs(
         builder.withBellatrixForkEpoch(0L);
         builder.withCapellaForkEpoch(0L);
         break;
+      case DENEB:
+        builder.withAltairForkEpoch(0L);
+        builder.withBellatrixForkEpoch(0L);
+        builder.withCapellaForkEpoch(0L);
+        builder.withDenebForkEpoch(0L);
+        break;
       default:
         throw new IllegalStateException(
             "Setting manual fork epoch is not yet implemented for " + specMilestone);
diff --git a/acceptance-tests/src/test/resources/eth2/network_config.yaml b/acceptance-tests/src/test/resources/eth2/network_config.yaml
index 7670724db..c5fff184a 100644
--- a/acceptance-tests/src/test/resources/eth2/network_config.yaml
+++ b/acceptance-tests/src/test/resources/eth2/network_config.yaml
@@ -57,6 +57,8 @@ BELLATRIX_FORK_EPOCH: 8
 BELLATRIX_FORK_VERSION: 0x020000fd
 CAPELLA_FORK_EPOCH: 10
 CAPELLA_FORK_VERSION: 0x030000fd
+DENEB_FORK_VERSION: 0x04000001
+DENEB_FORK_EPOCH: 12
 SHARDING_FORK_EPOCH: 18446744073709551615
 SHARDING_FORK_VERSION: 0x030000fd
 INACTIVITY_SCORE_BIAS: 4
diff --git a/commandline/src/main/java/tech/pegasys/web3signer/commandline/subcommands/Eth2SubCommand.java b/commandline/src/main/java/tech/pegasys/web3signer/commandline/subcommands/Eth2SubCommand.java
index 2e5303f32..f54e57b08 100644
--- a/commandline/src/main/java/tech/pegasys/web3signer/commandline/subcommands/Eth2SubCommand.java
+++ b/commandline/src/main/java/tech/pegasys/web3signer/commandline/subcommands/Eth2SubCommand.java
@@ -116,6 +116,24 @@ private static class NetworkCliCompletionCandidates extends ArrayList<String> {
       converter = UInt64Converter.class)
   private UInt64 capellaForkEpoch;
 
+  @CommandLine.Option(
+      names = {"--Xnetwork-deneb-fork-epoch"},
+      hidden = true,
+      paramLabel = "<epoch>",
+      description = "Override the Deneb fork activation epoch.",
+      arity = "1",
+      converter = UInt64Converter.class)
+  private UInt64 denebForkEpoch;
+
+  @CommandLine.Option(
+      names = {"--Xtrusted-setup"},
+      hidden = true,
+      paramLabel = "<STRING>",
+      description =
+          "The trusted setup which is needed for KZG commitments. Only required when creating a custom network. This value should be a file or URL pointing to a trusted setup.",
+      arity = "1")
+  private String trustedSetup = null; // Depends on network configuration
+
   @CommandLine.Option(
       names = {"--key-manager-api-enabled", "--enable-key-manager-api"},
       paramLabel = "<BOOL>",
@@ -182,6 +200,12 @@ private Eth2NetworkConfiguration createEth2NetworkConfig() {
     if (capellaForkEpoch != null) {
       builder.capellaForkEpoch(capellaForkEpoch);
     }
+    if (denebForkEpoch != null) {
+      builder.denebForkEpoch(denebForkEpoch);
+    }
+    if (trustedSetup != null) {
+      builder.trustedSetup(trustedSetup);
+    }
     return builder.build();
   }
 
diff --git a/core/src/main/resources/openapi-specs/eth2/signing/schemas.yaml b/core/src/main/resources/openapi-specs/eth2/signing/schemas.yaml
index 27f643105..6cb8b97ca 100644
--- a/core/src/main/resources/openapi-specs/eth2/signing/schemas.yaml
+++ b/core/src/main/resources/openapi-specs/eth2/signing/schemas.yaml
@@ -489,6 +489,7 @@ components:
             - $ref: '#/components/schemas/BlockRequestAltair'
             - $ref: '#/components/schemas/BlockRequestBellatrix'
             - $ref: '#/components/schemas/BlockRequestCapella'
+            - $ref: '#/components/schemas/BlockRequestDeneb'
           discriminator:
             propertyName: version
             mapping:
@@ -496,6 +497,7 @@ components:
               ALTAIR: '#/components/schemas/BlockRequestAltair'
               BELLATRIX: '#/components/schemas/BlockRequestBellatrix'
               CAPELLA: '#/components/schemas/BlockRequestCapella'
+              DENEB: '#/components/schemas/BlockRequestDeneb'
       required:
         - beacon_block
     BlockRequestPhase0:
@@ -550,6 +552,19 @@ components:
       required:
         - version
         - block_header
+    BlockRequestDeneb:
+      type: object
+      properties:
+        version:
+          type: string
+          enum:
+            - DENEB
+          description: 'version to identify block request type.'
+        block_header:
+          $ref: "#/components/schemas/BeaconBlockHeader"
+      required:
+        - version
+        - block_header
     BeaconBlockAltair:
       type: "object"
       properties: