Simple compression, encoding and cryptographic functions.
$ luarocks install luazen
A small self-contained library with various cryptographic, compression and encoding functions: Encryption (NORX, RC4), hash (Blake2b, MD5), key derivation (Argon2i), ECDH key exchange (curve25519), signature (ed25519), compression (LZF and BriefLZ), and encoding (base58, base64). No dependencies. - all the required code is included.