aes serpent threefish chacha sha2_32 sha2_64 blake2 skein keccak sha3 gcm ocb chacha20poly1305 shake_cipher kdf2 hkdf cmac hmac poly1305 siphash pbkdf2 bcrypt compression # required for private key encryption pbes2 curve25519 ecdh ecdsa rsa rfc6979 eme_oaep emsa_pssr emsa1 auto_rng hmac_drbg ffi tls prf_tls clmul locking_allocator aes_ni aes_ssse3 serpent_simd threefish_avx2 simd rdrand_rng system_rng # entropy sources beos_stats cryptoapi_rng darwin_secrandom dev_random proc_walk rdrand rdseed win32_stats cast des gost_28147 idea idea_sse2 kasumi lion misty1 rc4 seed xtea cbc_mac x919_mac # MD5 and SHA1 are broken but not prohibited. They are widely in use # in non-crypto contexts and are required by TLS currently md4 gost_3411 cfb ecb ofb elgamal gost_3410 emsa_x931 pbkdf1 prf_x942 x931_rng passhash9 cryptobox # questionable entropy sources egd unix_procs