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Supported SSH Ciphers for Thru SFTP External Servers

Encryption Methods

Supports the following encryption methods:

Key Exchange Methods

Supports the following key exchange methods:

  • curve25519-sha256

  • curve25519-sha256@libssh.org

  • ecdh-sha2-nistp256

  • ecdh-sha2-nistp384

  • ecdh-sha2-nistp521

  • diffie-hellman-group-exchange-sha256

  • diffie-hellman-group-exchange-sha1

  • diffie-hellman-group16-sha512

  • diffie-hellman-group14-sha256

  • diffie-hellman-group14-sha1

  • diffie-hellman-group1-sha1

Public Key Authentication

Supports the following private key formats:

  • RSA in

    • OpenSSL traditional PEM format ("BEGIN RSA PRIVATE KEY")

    • OpenSSL PKCS#8 PEM format ("BEGIN PRIVATE KEY", "BEGIN ENCRYPTED PRIVATE KEY")

    • http://ssh.com format ("BEGIN SSH2 ENCRYPTED PRIVATE KEY")

    • OpenSSH key format ("BEGIN OPENSSH PRIVATE KEY")

  • DSA in

    • OpenSSL traditional PEM format ("BEGIN DSA PRIVATE KEY")

    • OpenSSL PKCS#8 PEM format ("BEGIN PRIVATE KEY", "BEGIN ENCRYPTED PRIVATE KEY")

    • http://ssh.com format ("BEGIN SSH2 ENCRYPTED PRIVATE KEY")

  • ECDSA 256/384/521 in

    • OpenSSL traditional PEM format ("BEGIN EC PRIVATE KEY")

    • OpenSSL PKCS#8 PEM format ("BEGIN PRIVATE KEY", "BEGIN ENCRYPTED PRIVATE KEY")

    • OpenSSH key format ("BEGIN OPENSSH PRIVATE KEY")

  • ED25519 in

    • OpenSSL PKCS#8 PEM format ("BEGIN PRIVATE KEY", "BEGIN ENCRYPTED PRIVATE KEY")

    • OpenSSH key format ("BEGIN OPENSSH PRIVATE KEY")

Private keys in OpenSSL traditional PEM format can be encrypted using one of the following cipher methods:

  • DES-EDE3-CBC

  • DES-EDE3-CFB

  • DES-CBC

  • AES-128-CBC

  • AES-192-CBC

  • AES-256-CBC

Private keys in OpenSSL PKCS#8 PEM format can be encrypted using any cipher method BouncyCastle supports.

Private keys in http://ssh.com format can be encrypted using one of the following cipher methods:

  • 3des-cbc

Private keys in OpenSSH key format can be encrypted using one of the following cipher methods:

Host Key Algorithms

Supports the following host key algorithms:

  • ssh-ed25519

  • ecdsa-sha2-nistp256

  • ecdsa-sha2-nistp384

  • ecdsa-sha2-nistp521

  • rsa-sha2-512

  • rsa-sha2-256

  • ssh-rsa

  • ssh-dss

Message Authentication Code

Supports the following MAC algorithms:

Compression

Supports the following compression algorithms:

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