SSH

Supported connection modes:

Supported features:

  • Connections multiplexing (video export, session termination, pause, join, playback, raw data),
  • SCP (raw data, session termination, extracting separate files),
  • SFTP,
  • 2FA,
  • Port redirection (video export, session termination, pause, session join, playback, raw data),
  • SSH Agent forwarding (transparent, not recorded),
  • X11 - within SSH protocol (video export, session termination, pause, session join, playback, raw data),
  • Shell (video export, session termination, pause, session join, playback, raw data),
  • Terminal (video export, session termination, pause, session join, playback, raw data).

Supported encryption algorithms:

  • Server: RSA, DSA
  • Listener: RSA, DSA

Supported hashing algorithms:

  • MD5
  • SHA256

Supported encoding: UTF-8


Supported ciphers:

  • Supported key exchange algorithms:

    • curve25519-sha256
    • curve25519-sha256@libssh.org
    • ecdh-sha2-nistp256
    • ecdh-sha2-nistp384
    • ecdh-sha2-nistp521
    • diffie-hellman-group-exchange-sha256
    • diffie-hellman-group16-sha512
    • diffie-hellman-group18-sha512
    • diffie-hellman-group14-sha256
    • diffie-hellman-group14-sha1
  • additionally, there are 2 more key exchange algorithms supported when the Legacy ciphers option is enabled:

    • diffie-hellman-group1-sha1
    • diffie-hellman-group-exchange-sha1

  • Supported host key algorithms:

    • ecdsa-sha2-nistp256-cert-v01@openssh.com
    • ecdsa-sha2-nistp384-cert-v01@openssh.com
    • ecdsa-sha2-nistp521-cert-v01@openssh.com
    • ssh-ed25519-cert-v01@openssh.com
    • rsa-sha2-512-cert-v01@openssh.com
    • rsa-sha2-256-cert-v01@openssh.com
    • ssh-rsa-cert-v01@openssh.com
    • ecdsa-sha2-nistp256
    • ecdsa-sha2-nistp384
    • ecdsa-sha2-nistp521
    • ssh-ed25519
    • rsa-sha2-512
    • rsa-sha2-256
    • ssh-rsa
  • plus, there are 2 more host key algorithms supported when the Legacy ciphers option is enabled:

    • ssh-dss
    • ssh-dss-cert-v01@openssh.com

  • Supported encryption algorithms:

    • chacha20-poly1305@openssh.com
    • aes128-ctr
    • aes192-ctr
    • aes256-ctr
    • aes128-gcm@openssh.com
    • aes256-gcm@openssh.com
  • additionally, there are 10 more encryption algorithms supported when the Legacy ciphers option is enabled:

    • aes128-cbc
    • aes192-cbc
    • aes256-cbc
    • rijndael-cbc@lysator.liu.se
    • 3des-cbc
    • arcfour256
    • arcfour128
    • arcfour
    • blowfish-cbc
    • cast128-cbc

  • Supported MAC algorithms:

    • umac-64-etm@openssh.com
    • umac-128-etm@openssh.com
    • hmac-sha2-256-etm@openssh.com
    • hmac-sha2-512-etm@openssh.com
    • hmac-sha1-etm@openssh.com
    • umac-64@openssh.com
    • umac-128@openssh.com
    • hmac-sha2-256
    • hmac-sha2-512
    • hmac-sha1
  • plus, there are 10 more MAC algorithms supported when the Legacy ciphers option is enabled:

    • hmac-sha1-etm@openssh.com
    • hmac-sha1-96-etm@openssh.com
    • hmac-sha1-96
    • hmac-ripemd160
    • hmac-ripemd160@openssh.com
    • hmac-ripemd160-etm@openssh.com
    • hmac-md5
    • hmac-md5-96
    • hmac-md5-etm@openssh.com
    • mac-md5-96-etm@openssh.com

Notes:

  • SSH protocol implementation supports user authentication over RADIUS in challenge-response mode.