Supported Algorithms for SSH

ciphers

• aes{128,192,256}-{cbc,ctr}, blowfish-{cbc,ctr}, 3des-{cbc,ctr}, twofish{128,192,256}-{cbc,ctr}, twofish-cbc, serpent{128,192,256}-{cbc,ctr}, idea-{cbc,ctr}, cast128-{cbc,ctr}, arcfour, arcfour{128,256}
• Supported extended (non official) ciphers
  • camellia{128,192,256}-{cbc,ctr}, camellia{128,192,256}-{cbc,ctr}@openssh.org

key exchange

• diffie-hellman-group1-sha1, diffie-hellman-group14-sha1, diffie-hellman-group14-sha256, diffie-hellman-group15-sha512, diffie-hellman-group16-sha512, diffie-hellman-group17-sha512, diffie-hellman-group18-sha512 diffie-hellman-group-exchange-sha1, diffie-hellman-group-exchange-sha256, ecdh-sha2-nistp256, ecdh-sha2-nistp384, ecdh-sha2-nistp521, curve25519-sha256@libssh.org
• Supported extended (non official) key exchange algorithms
  • diffie-hellman-group14-sha256@ssh.com, diffie-hellman-group15-sha256, diffie-hellman-group15-sha256@ssh.com, diffie-hellman-group15-sha384@ssh.com, diffie-hellman-group16-sha256, diffie-hellman-group16-sha384@ssh.com, diffie-hellman-group16-sha512@ssh.com, diffie-hellman-group18-sha512@ssh.com

signatures

• ssh-rsa, ssh-dss, ecdsa-sha2-nistp256, ecdsa-sha2-nistp384, ecdsa-sha2-nistp521, ssh-ed25519

mac

• hmac-md5, hmac-md5-96, hmac-sha1, hmac-sha1-96, hmac-sha2-256, hmac-sha2-512, hmac-ripemd160

compression

• zlib and zlib@openssh.com (delayed zlib)

private key files

• pkcs5, pkcs8, openssh-key-v1, ssh-rsa-cert-v01@openssh.com, ssh-dsa-cert-v01@openssh.com