diff --git a/Cargo.lock b/Cargo.lock
index 14cf961f..b9b6dfb2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -155,6 +155,8 @@ dependencies = [
  "alloy-serde",
  "c-kzg",
  "derive_more",
+ "ethereum_ssz",
+ "ethereum_ssz_derive",
  "k256",
  "once_cell",
  "serde",
@@ -241,6 +243,7 @@ dependencies = [
  "cfg-if",
  "const-hex",
  "derive_more",
+ "ethereum_ssz",
  "hex-literal",
  "itoa",
  "k256",
@@ -360,12 +363,29 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6c31a3750b8f5a350d17354e46a52b0f2f19ec5f2006d816935af599dedc521"
 dependencies = [
+ "alloy-rpc-types-beacon",
  "alloy-rpc-types-engine",
  "alloy-rpc-types-eth",
  "alloy-serde",
  "serde",
 ]
 
+[[package]]
+name = "alloy-rpc-types-beacon"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c8a24bcff4f9691d7a4971b43e5da46aa7b4ce22ed7789796612dc1eed220983"
+dependencies = [
+ "alloy-eips",
+ "alloy-primitives",
+ "alloy-rpc-types-engine",
+ "ethereum_ssz",
+ "ethereum_ssz_derive",
+ "serde",
+ "serde_with",
+ "thiserror",
+]
+
 [[package]]
 name = "alloy-rpc-types-engine"
 version = "0.2.1"
@@ -378,6 +398,8 @@ dependencies = [
  "alloy-rlp",
  "alloy-rpc-types-eth",
  "alloy-serde",
+ "ethereum_ssz",
+ "ethereum_ssz_derive",
  "jsonwebtoken",
  "rand 0.8.5",
  "serde",
@@ -468,7 +490,7 @@ dependencies = [
  "alloy-sol-macro-input",
  "const-hex",
  "heck 0.5.0",
- "indexmap",
+ "indexmap 2.2.6",
  "proc-macro-error",
  "proc-macro2",
  "quote",
@@ -1148,6 +1170,7 @@ dependencies = [
  "iana-time-zone",
  "js-sys",
  "num-traits",
+ "serde",
  "wasm-bindgen",
  "windows-targets 0.52.6",
 ]
@@ -1584,8 +1607,18 @@ version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a01d95850c592940db9b8194bc39f4bc0e89dee5c4265e4b1807c34a9aba453c"
 dependencies = [
- "darling_core",
- "darling_macro",
+ "darling_core 0.13.4",
+ "darling_macro 0.13.4",
+]
+
+[[package]]
+name = "darling"
+version = "0.20.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f63b86c8a8826a49b8c21f08a2d07338eec8d900540f8630dc76284be802989"
+dependencies = [
+ "darling_core 0.20.10",
+ "darling_macro 0.20.10",
 ]
 
 [[package]]
@@ -1602,17 +1635,42 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "darling_core"
+version = "0.20.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95133861a8032aaea082871032f5815eb9e98cef03fa916ab4500513994df9e5"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.11.1",
+ "syn 2.0.72",
+]
+
 [[package]]
 name = "darling_macro"
 version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c972679f83bdf9c42bd905396b6c3588a843a17f0f16dfcfa3e2c5d57441835"
 dependencies = [
- "darling_core",
+ "darling_core 0.13.4",
  "quote",
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "darling_macro"
+version = "0.20.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d336a2a514f6ccccaa3e09b02d41d35330c07ddf03a62165fcec10bb561c7806"
+dependencies = [
+ "darling_core 0.20.10",
+ "quote",
+ "syn 2.0.72",
+]
+
 [[package]]
 name = "dashmap"
 version = "5.5.3"
@@ -1620,7 +1678,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
 dependencies = [
  "cfg-if",
- "hashbrown",
+ "hashbrown 0.14.5",
  "lock_api",
  "once_cell",
  "parking_lot_core",
@@ -1649,6 +1707,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
 dependencies = [
  "powerfmt",
+ "serde",
 ]
 
 [[package]]
@@ -1872,25 +1931,75 @@ checksum = "32cfe1c169414b709cf28aa30c74060bdb830a03a8ba473314d079ac79d80a5f"
 dependencies = [
  "crunchy",
  "fixed-hash 0.5.2",
- "impl-rlp",
+ "impl-rlp 0.2.1",
  "impl-serde 0.2.3",
  "tiny-keccak 1.5.0",
 ]
 
+[[package]]
+name = "ethbloom"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c22d4b5885b6aa2fe5e8b9329fb8d232bf739e434e6b87347c63bdd00c120f60"
+dependencies = [
+ "crunchy",
+ "fixed-hash 0.8.0",
+ "impl-rlp 0.3.0",
+ "impl-serde 0.4.0",
+ "tiny-keccak 2.0.2",
+]
+
 [[package]]
 name = "ethereum-types"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ba744248e3553a393143d5ebb68939fc3a4ec0c22a269682535f5ffe7fed728c"
 dependencies = [
- "ethbloom",
+ "ethbloom 0.8.1",
  "fixed-hash 0.5.2",
- "impl-rlp",
+ "impl-rlp 0.2.1",
  "impl-serde 0.2.3",
  "primitive-types 0.6.2",
  "uint 0.8.5",
 ]
 
+[[package]]
+name = "ethereum-types"
+version = "0.14.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02d215cbf040552efcbe99a38372fe80ab9d00268e20012b79fcd0f073edd8ee"
+dependencies = [
+ "ethbloom 0.13.0",
+ "fixed-hash 0.8.0",
+ "impl-rlp 0.3.0",
+ "impl-serde 0.4.0",
+ "primitive-types 0.12.2",
+ "uint 0.9.5",
+]
+
+[[package]]
+name = "ethereum_ssz"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d3627f83d8b87b432a5fad9934b4565260722a141a2c40f371f8080adec9425"
+dependencies = [
+ "ethereum-types 0.14.1",
+ "itertools 0.10.5",
+ "smallvec",
+]
+
+[[package]]
+name = "ethereum_ssz_derive"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8eccd5378ec34a07edd3d9b48088cbc63309d0367d14ba10b0cdb1d1791080ea"
+dependencies = [
+ "darling 0.13.4",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "event-listener"
 version = "2.5.3"
@@ -2376,7 +2485,7 @@ dependencies = [
  "futures-sink",
  "futures-util",
  "http 0.2.12",
- "indexmap",
+ "indexmap 2.2.6",
  "slab",
  "tokio",
  "tokio-util",
@@ -2395,7 +2504,7 @@ dependencies = [
  "futures-core",
  "futures-sink",
  "http 1.1.0",
- "indexmap",
+ "indexmap 2.2.6",
  "slab",
  "tokio",
  "tokio-util",
@@ -2418,6 +2527,12 @@ version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d23bd4e7b5eda0d0f3a307e8b381fdc8ba9000f26fbe912250c0a4cc3956364a"
 
+[[package]]
+name = "hashbrown"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
+
 [[package]]
 name = "hashbrown"
 version = "0.14.5"
@@ -2781,6 +2896,15 @@ dependencies = [
  "rlp 0.4.6",
 ]
 
+[[package]]
+name = "impl-rlp"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f28220f89297a075ddc7245cd538076ee98b01f2a9c23a53a4f1105d5a322808"
+dependencies = [
+ "rlp 0.5.2",
+]
+
 [[package]]
 name = "impl-serde"
 version = "0.2.3"
@@ -2799,6 +2923,15 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "impl-serde"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebc88fc67028ae3db0c853baa36269d398d5f45b6982f95549ff5def78c935cd"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "impl-trait-for-tuples"
 version = "0.2.2"
@@ -2816,6 +2949,17 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
 
+[[package]]
+name = "indexmap"
+version = "1.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
+dependencies = [
+ "autocfg",
+ "hashbrown 0.12.3",
+ "serde",
+]
+
 [[package]]
 name = "indexmap"
 version = "2.2.6"
@@ -2823,7 +2967,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
 dependencies = [
  "equivalent",
- "hashbrown",
+ "hashbrown 0.14.5",
+ "serde",
 ]
 
 [[package]]
@@ -3108,7 +3253,7 @@ name = "keccak-hasher"
 version = "0.1.1"
 source = "git+https://github.com/openethereum/parity-ethereum?rev=55c90d4016505317034e3e98f699af07f5404b63#55c90d4016505317034e3e98f699af07f5404b63"
 dependencies = [
- "ethereum-types",
+ "ethereum-types 0.8.0",
  "hash-db",
  "plain_hasher",
  "tiny-keccak 1.5.0",
@@ -3198,7 +3343,7 @@ version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37ee39891760e7d94734f6f63fedc29a2e4a152f836120753a72503f09fcf904"
 dependencies = [
- "hashbrown",
+ "hashbrown 0.14.5",
 ]
 
 [[package]]
@@ -3787,7 +3932,7 @@ checksum = "e4336f4f5d5524fa60bcbd6fe626f9223d8142a50e7053e979acdf0da41ab975"
 dependencies = [
  "fixed-hash 0.5.2",
  "impl-codec 0.4.2",
- "impl-rlp",
+ "impl-rlp 0.2.1",
  "impl-serde 0.3.2",
  "uint 0.8.5",
 ]
@@ -3800,6 +3945,8 @@ checksum = "0b34d9fd68ae0b74a41b21c03c2f62847aa0ffea044eee893b4c140b37e244e2"
 dependencies = [
  "fixed-hash 0.8.0",
  "impl-codec 0.6.0",
+ "impl-rlp 0.3.0",
+ "impl-serde 0.4.0",
  "uint 0.9.5",
 ]
 
@@ -4195,7 +4342,7 @@ dependencies = [
  "cfg-if",
  "dyn-clone",
  "enumn",
- "hashbrown",
+ "hashbrown 0.14.5",
  "hex",
  "kzg-rs",
  "serde",
@@ -4279,6 +4426,7 @@ dependencies = [
  "ark-ff 0.3.0",
  "ark-ff 0.4.2",
  "bytes",
+ "ethereum_ssz",
  "fastrlp",
  "num-bigint",
  "num-traits",
@@ -4660,7 +4808,7 @@ version = "1.0.120"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4e0d21c9a8cae1235ad58a00c11cb40d4b1e5c784f1ef2c537876ed6ffd8b7c5"
 dependencies = [
- "indexmap",
+ "indexmap 2.2.6",
  "itoa",
  "ryu",
  "serde",
@@ -4687,13 +4835,43 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "serde_with"
+version = "3.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee80b0e361bbf88fd2f6e242ccd19cfda072cb0faa6ae694ecee08199938569a"
+dependencies = [
+ "base64 0.21.7",
+ "chrono",
+ "hex",
+ "indexmap 1.9.3",
+ "indexmap 2.2.6",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "serde_with_macros",
+ "time",
+]
+
+[[package]]
+name = "serde_with_macros"
+version = "3.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6561dc161a9224638a31d876ccdfefbc1df91d3f3a8342eddb35f055d48c7655"
+dependencies = [
+ "darling 0.20.10",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.72",
+]
+
 [[package]]
 name = "serde_yaml"
 version = "0.9.34+deprecated"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a8b1a1a2ebf674015cc02edccce75287f1a0130d394307b36743c2f5d504b47"
 dependencies = [
- "indexmap",
+ "indexmap 2.2.6",
  "itoa",
  "ryu",
  "serde",
@@ -4981,7 +5159,7 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f4e1f478a7728f8855d7e620e9a152cf8932c6614f86564c886f9b8141f3201"
 dependencies = [
- "darling",
+ "darling 0.13.4",
  "itertools 0.10.5",
  "proc-macro2",
  "quote",
@@ -5310,7 +5488,7 @@ version = "0.19.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
 dependencies = [
- "indexmap",
+ "indexmap 2.2.6",
  "toml_datetime",
  "winnow 0.5.40",
 ]
@@ -5321,7 +5499,7 @@ version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
 dependencies = [
- "indexmap",
+ "indexmap 2.2.6",
  "toml_datetime",
  "winnow 0.5.40",
 ]
@@ -5332,7 +5510,7 @@ version = "0.22.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "278f3d518e152219c994ce877758516bca5e118eaed6996192a774fb9fbf0788"
 dependencies = [
- "indexmap",
+ "indexmap 2.2.6",
  "serde",
  "serde_spanned",
  "toml_datetime",
@@ -5465,7 +5643,7 @@ name = "triehash-ethereum"
 version = "0.2.0"
 source = "git+https://github.com/openethereum/parity-ethereum?rev=55c90d4016505317034e3e98f699af07f5404b63#55c90d4016505317034e3e98f699af07f5404b63"
 dependencies = [
- "ethereum-types",
+ "ethereum-types 0.8.0",
  "keccak-hasher",
  "triehash",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 20cae321..bffede43 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,6 +37,7 @@ alloy = { version = "0.2.1", features = [
     "provider-http",
     "sol-types",
     "network",
+    "ssz",
 ]}
 revm = { version = "12.1.0", default-features = false, features = [
     "std",
diff --git a/common/Cargo.toml b/common/Cargo.toml
index d8773c2c..a76ea2ef 100644
--- a/common/Cargo.toml
+++ b/common/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.5.5"
 edition = "2021"
 
 [dependencies]
-alloy.workspace = true
+alloy = { version = "0.2.1", features = ["rpc-types"] }
 eyre.workspace = true
 serde.workspace = true
 hex.workspace = true
diff --git a/consensus-core/Cargo.toml b/consensus-core/Cargo.toml
index e4f86607..150f90e8 100644
--- a/consensus-core/Cargo.toml
+++ b/consensus-core/Cargo.toml
@@ -4,7 +4,7 @@ name = "consensus-core"
 edition = "2021"
 
 [dependencies]
-alloy.workspace = true
+alloy = { version = "0.2.1", features = ["consensus", "rpc-types", "ssz", "rlp", "k256"] }
 eyre.workspace = true
 ssz-rs.workspace = true
 hex.workspace = true