diff --git a/libi2pd/CryptoKey.h b/libi2pd/CryptoKey.h
index 14ef4fa8..657a6a91 100644
--- a/libi2pd/CryptoKey.h
+++ b/libi2pd/CryptoKey.h
@@ -167,7 +167,11 @@ namespace crypto
 			case i2p::data::CRYPTO_KEY_TYPE_ELGAMAL: return 256;
 			case i2p::data::CRYPTO_KEY_TYPE_ECIES_P256_SHA256_AES256CBC: return 32;
 			case i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD: return 32;
-			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD: return 32;
+			// ML-KEM hybrid
+			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:
+			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM768_X25519_AEAD:
+			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM1024_X25519_AEAD:	
+				return 32;
 		};	
 		return 0;
 	}
@@ -179,7 +183,11 @@ namespace crypto
 			case i2p::data::CRYPTO_KEY_TYPE_ELGAMAL: return 256;
 			case i2p::data::CRYPTO_KEY_TYPE_ECIES_P256_SHA256_AES256CBC: return 32;
 			case i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD: return 32;
-			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD: return 32;
+			// ML-KEM hybrid
+			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:
+			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM768_X25519_AEAD:
+			case i2p::data::CRYPTO_KEY_TYPE_ECIES_MLKEM1024_X25519_AEAD:	
+				return 32;
 		};	
 		return 0;
 	}
diff --git a/libi2pd/Identity.cpp b/libi2pd/Identity.cpp
index 3b2f5b97..798d9505 100644
--- a/libi2pd/Identity.cpp
+++ b/libi2pd/Identity.cpp
@@ -419,7 +419,9 @@ namespace data
 				return std::make_shared<i2p::crypto::ElGamalEncryptor>(key);
 			break;
 			case CRYPTO_KEY_TYPE_ECIES_X25519_AEAD:
-			case CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:	
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM768_X25519_AEAD:
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM1024_X25519_AEAD:	
 				return std::make_shared<i2p::crypto::ECIESX25519AEADRatchetEncryptor>(key);
 			break;
 			case CRYPTO_KEY_TYPE_ECIES_P256_SHA256_AES256CBC:
@@ -686,7 +688,9 @@ namespace data
 				return std::make_shared<i2p::crypto::ElGamalDecryptor>(key);
 			break;
 			case CRYPTO_KEY_TYPE_ECIES_X25519_AEAD:
-			case CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:	
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM768_X25519_AEAD:
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM1024_X25519_AEAD:	
 				return std::make_shared<i2p::crypto::ECIESX25519AEADRatchetDecryptor>(key);
 			break;
 			case CRYPTO_KEY_TYPE_ECIES_P256_SHA256_AES256CBC:
@@ -774,7 +778,9 @@ namespace data
 				i2p::crypto::CreateECIESP256RandomKeys (priv, pub);
 			break;
 			case CRYPTO_KEY_TYPE_ECIES_X25519_AEAD:
-			case CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:	
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM512_X25519_AEAD:
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM768_X25519_AEAD:
+			case CRYPTO_KEY_TYPE_ECIES_MLKEM1024_X25519_AEAD:	
 				i2p::crypto::CreateECIESX25519AEADRatchetRandomKeys (priv, pub);
 			break;
 			default:
diff --git a/libi2pd/PostQuantum.cpp b/libi2pd/PostQuantum.cpp
index 0a55ca4d..fa268828 100644
--- a/libi2pd/PostQuantum.cpp
+++ b/libi2pd/PostQuantum.cpp
@@ -64,7 +64,7 @@ namespace crypto
 			EVP_PKEY_CTX_free (ctx);
 		}
 		else
-			LogPrint (eLogError, "MLKEM512 can't create PKEY context");
+			LogPrint (eLogError, "MLKEM can't create PKEY context");
 	}
 
 	void MLKEMKeys::Encaps (uint8_t * ciphertext, uint8_t * shared)
@@ -79,7 +79,7 @@ namespace crypto
 			EVP_PKEY_CTX_free (ctx);
 		}
 		else
-			LogPrint (eLogError, "MLKEM512 can't create PKEY context");
+			LogPrint (eLogError, "MLKEM can't create PKEY context");
 	}	
 
 	void MLKEMKeys::Decaps (const uint8_t * ciphertext, uint8_t * shared)
@@ -94,7 +94,7 @@ namespace crypto
 			EVP_PKEY_CTX_free (ctx);
 		}
 		else
-			LogPrint (eLogError, "MLKEM512 can't create PKEY context");
+			LogPrint (eLogError, "MLKEM can't create PKEY context");
 	}	
 
 	std::unique_ptr<MLKEMKeys> CreateMLKEMKeys (i2p::data::CryptoKeyType type)
@@ -104,7 +104,7 @@ namespace crypto
 		return std::make_unique<MLKEMKeys>((MLKEMTypes)(type - i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD - 1));
 	}	
 
-	static constexpr std::array<std::pair<std::array<uint8_t, 32>, std::array<uint8_t, 32> >, 1> NoiseIKInitMLKEMKeys =
+	static constexpr std::array<std::pair<std::array<uint8_t, 32>, std::array<uint8_t, 32> >, 3> NoiseIKInitMLKEMKeys =
 	{
 		std::make_pair
 		(
@@ -118,7 +118,33 @@ namespace crypto
 				0x95, 0x8d, 0xf6, 0x6c, 0x95, 0xce, 0xa9, 0xf7, 0x42, 0xfc, 0xfa, 0x62, 0x71, 0x36, 0x1e, 0xa7,
 				0xdc, 0x7a, 0xc0, 0x75, 0x01, 0xcf, 0xf9, 0xfc, 0x9f, 0xdb, 0x4c, 0x68, 0x3a, 0x53, 0x49, 0xeb
 			} // SHA256 (first)
-		)	
+		),
+		std::make_pair
+		(
+			std::array<uint8_t, 32>
+		 	{
+				0x36, 0x03, 0x90, 0x2d, 0xf9, 0xa2, 0x2a, 0x5e, 0xc9, 0x3d, 0xdb, 0x8f, 0xa8, 0x1b, 0xdb, 0x4b,
+				0xae, 0x9d, 0x93, 0x9c, 0xdf, 0xaf, 0xde, 0x55, 0x49, 0x13, 0xfe, 0x98, 0xf8, 0x4a, 0xd4, 0xbd
+			}, // SHA256("Noise_IKhfselg2_25519+MLKEM768_ChaChaPoly_SHA256")
+		 	std::array<uint8_t, 32>
+		 	{
+				0x15, 0x44, 0x89, 0xbf, 0x30, 0xf0, 0xc9, 0x77, 0x66, 0x10, 0xcb, 0xb1, 0x57, 0x3f, 0xab, 0x68,
+				0x79, 0x57, 0x39, 0x57, 0x0a, 0xe7, 0xc0, 0x31, 0x8a, 0xa2, 0x96, 0xef, 0xbf, 0xa9, 0x6a, 0xbb
+			} // SHA256 (first)
+		),
+		std::make_pair
+		(
+			std::array<uint8_t, 32>
+		 	{
+				0x86, 0xa5, 0x36, 0x44, 0xc6, 0x12, 0xd5, 0x71, 0xa1, 0x2d, 0xd8, 0xb6, 0x0a, 0x00, 0x9f, 0x2c,
+				0x1a, 0xa8, 0x7d, 0x22, 0xa4, 0xff, 0x2b, 0xcd, 0x61, 0x34, 0x97, 0x6d, 0xa1, 0x49, 0xeb, 0x4a
+			}, // SHA256("Noise_IKhfselg2_25519+MLKEM1024_ChaChaPoly_SHA256")
+		 	std::array<uint8_t, 32>
+		 	{
+				0x42, 0x0d, 0xc2, 0x1c, 0x7b, 0x18, 0x61, 0xb7, 0x4a, 0x04, 0x3d, 0xae, 0x0f, 0xdc, 0xf2, 0x71,
+				0xb9, 0xba, 0x19, 0xbb, 0xbd, 0x5f, 0xd4, 0x9c, 0x3f, 0x4b, 0x01, 0xed, 0x6d, 0x13, 0x1d, 0xa2
+			} // SHA256 (first)
+		)
 	};
 		
 	void InitNoiseIKStateMLKEM (NoiseSymmetricState& state, i2p::data::CryptoKeyType type, const uint8_t * pub)