diff --git a/Nargo.toml b/Nargo.toml
index 51bda83..b1b92a2 100644
--- a/Nargo.toml
+++ b/Nargo.toml
@@ -6,7 +6,8 @@ members = [
     "circuits/withdraw",
     "circuits/simple",
     "circuits/ecdsa_secp256r1",
-    "circuits/ecdsa_secp256k1"
+    "circuits/ecdsa_secp256k1",
+    "circuits/keccak"
 ]
 
 # Shared dependencies here for reference
diff --git a/circuits/keccak/Nargo.toml b/circuits/keccak/Nargo.toml
new file mode 100644
index 0000000..d21e31e
--- /dev/null
+++ b/circuits/keccak/Nargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "keccak"
+type = "bin"
+authors = [""]
+
+[dependencies]
+
+keccak256 = { tag = "v0.1.0", git = "https://github.com/noir-lang/keccak256" }
\ No newline at end of file
diff --git a/circuits/keccak/src/main.nr b/circuits/keccak/src/main.nr
new file mode 100644
index 0000000..e9383b2
--- /dev/null
+++ b/circuits/keccak/src/main.nr
@@ -0,0 +1,13 @@
+use dep::keccak256;
+
+fn main(preimage: [u8; 320], y: pub [u8; 32]) {
+    let hashed_preimage = keccak256::keccak256(preimage, preimage.len() as u32);
+    assert(hashed_preimage == y);
+}
+
+#[test]
+fn test_main() {
+    let preimage = [0u8; 320];
+    let y = keccak256::keccak256(preimage, preimage.len() as u32);
+    main(preimage, y);
+}
diff --git a/scripts/generate-solidity-verifiers.ts b/scripts/generate-solidity-verifiers.ts
index b1f8909..1985c02 100644
--- a/scripts/generate-solidity-verifiers.ts
+++ b/scripts/generate-solidity-verifiers.ts
@@ -7,6 +7,7 @@ import withdrawCircuit from "../target/withdraw.json";
 import simpleTestCircuit from "../target/simple.json";
 import ecdsaSecp256r1Circuit from "../target/ecdsa_secp256r1.json";
 import ecdsaSecp256k1Circuit from "../target/ecdsa_secp256k1.json";
+import keccakCircuit from "../target/keccak.json";
 import { CompiledCircuit } from "@noir-lang/noir_js";
 
 async function generateSolidityVerfier(
@@ -55,6 +56,7 @@ async function generateSolidityVerfier(
       "ecdsa_secp256k1",
       ecdsaSecp256k1Circuit as CompiledCircuit,
     );
+    await generateSolidityVerfier("keccak", keccakCircuit as CompiledCircuit);
 
     process.exit(0);
   } catch (error) {
diff --git a/scripts/mock-inputs.ts b/scripts/mock-inputs.ts
index a5eca91..7b9360b 100644
--- a/scripts/mock-inputs.ts
+++ b/scripts/mock-inputs.ts
@@ -223,3 +223,15 @@ export const SIMPLE_MOCK_INPUTS = {
   x: 3,
   y: 3,
 };
+
+export const KECCAK_MOCK_INPUTS = {
+  witness: {
+    preimage: Array(320).fill(0),
+  },
+  public_inputs: {
+    y: [
+      45, 119, 210, 8, 219, 140, 96, 27, 149, 60, 26, 16, 123, 99, 50, 38, 131,
+      85, 118, 150, 127, 228, 222, 193, 35, 117, 176, 122, 108, 106, 56, 207,
+    ],
+  },
+};
diff --git a/ts/test-prover-app/src/App.tsx b/ts/test-prover-app/src/App.tsx
index 26fe84a..7bfae86 100644
--- a/ts/test-prover-app/src/App.tsx
+++ b/ts/test-prover-app/src/App.tsx
@@ -8,6 +8,7 @@ import {
   ECDSA_SECP256R1_TEST_MOCK_INPUTS,
   SIMPLE_MOCK_INPUTS,
   ECDSA_SECP256K1_TEST_MOCK_INPUTS,
+  KECCAK_MOCK_INPUTS,
 } from "./mockInputs";
 
 import newAccountCircuit from "../../../target/new_account.json";
@@ -16,6 +17,7 @@ import withdrawCircuit from "../../../target/withdraw.json";
 import simpleCircuit from "../../../target/simple.json";
 import ecdsaSecp256r1Circuit from "../../../target/ecdsa_secp256r1.json";
 import ecdsaSecp256k1Circuit from "../../../target/ecdsa_secp256k1.json";
+import keccakCircuit from "../../../target/keccak.json";
 interface Circuit {
   name: string;
   circuit: CompiledCircuit;
@@ -53,6 +55,11 @@ const circuits: Circuit[] = [
     circuit: ecdsaSecp256k1Circuit as unknown as CompiledCircuit,
     inputs: ECDSA_SECP256K1_TEST_MOCK_INPUTS,
   },
+  {
+    name: "Keccak(320 bytes)",
+    circuit: keccakCircuit as unknown as CompiledCircuit,
+    inputs: KECCAK_MOCK_INPUTS,
+  },
 ];
 
 function App() {
diff --git a/ts/test-prover-app/src/mockInputs.ts b/ts/test-prover-app/src/mockInputs.ts
index abda1fb..8c7709f 100644
--- a/ts/test-prover-app/src/mockInputs.ts
+++ b/ts/test-prover-app/src/mockInputs.ts
@@ -224,3 +224,11 @@ function noteHash(note: Note): bigint {
   ];
   return poseidon2Hash(input);
 }
+
+export const KECCAK_MOCK_INPUTS = {
+  preimage: Array(320).fill(0),
+  y: [
+    45, 119, 210, 8, 219, 140, 96, 27, 149, 60, 26, 16, 123, 99, 50, 38, 131,
+    85, 118, 150, 127, 228, 222, 193, 35, 117, 176, 122, 108, 106, 56, 207,
+  ],
+};