MCP Cryptography README | AllMCPs

MCP Cryptography README

The full upstream README, mirrored here for reference. Install config, tool schemas, adoption signals, and an original overview live on the MCP Cryptography listing page.

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mcp-cryptography

MCP server exposing cryptography library functionality.

mcp-name: io.github.daedalus/mcp-cryptography

Install

Terminal

pip install mcp-cryptography

Usage

server.ts

from mcp_cryptography import mcp

# Run the MCP server
if __name__ == "__main__":
    mcp.run()

Available Tools

The server provides the following cryptographic tools:

Key Generation

generate_symmetric_key - Generate a Fernet symmetric key
generate_rsa_key - Generate an RSA key pair
generate_x25519_key - Generate an X25519 key pair

Symmetric Encryption

fernet_encrypt / fernet_decrypt - Fernet encryption
aes_encrypt / aes_decrypt - AES encryption (CBC/GCM modes)

Asymmetric Encryption

rsa_encrypt / rsa_decrypt - RSA OAEP encryption
rsa_sign / rsa_verify - RSA digital signatures

Hashing

hash_sha256 - SHA-256 hash
hash_sha512 - SHA-512 hash
hash_sha1 - SHA-1 hash

HMAC

hmac_sign - Generate HMAC
hmac_verify - Verify HMAC

Key Derivation

pbkdf2_derive - PBKDF2 key derivation
scrypt_derive - Scrypt key derivation

X.509 Certificates

generate_self_signed_cert - Generate self-signed certificate
parse_certificate - Parse X.509 certificate

Utilities

generate_random_bytes - Generate random bytes
generate_random_base64 - Generate random base64 bytes

Development

bash

git clone https://github.com/daedalus/mcp-cryptography.git
cd mcp-cryptography
pip install -e ".[test]"

# run tests
pytest

# format
ruff format src/ tests/

# lint
ruff check src/ tests/

# type check
mcp_cryptography src/