lsh

• Homepage: http://www.lysator.liu.se/~nisse/lsh/
• First release: 1999-05-23
• Latest release: 2.1 (2013-06-26)
• Source repository: http://git.lysator.liu.se/lsh
• License: GPL 2
• Client: true
• Server: true

Remarks

• Wikipedia
• 2015-07-10: The version history mentions an experimental 2.9, but does NOT mention the actual release 2.1, which seems to be newer than the experimental 2.9 release.

Supported protocols

Ciphers: aes256-cbc, 3des-cbc, blowfish-cbc, arcfour, aes256-ctr, twofish-cbc, cast128-cbc, serpent256-cbc

Compression formats: none, zlib

Hostkey formats: ssh-rsa, ssh-dss, spki-sign-rsa, spki-sign-dss

Key exchange protocols: diffie-hellman-group1-sha1, diffie-hellman-group14-sha1

Message authentication codes (MACs): hmac-sha1, hmac-md5

User authentication methods: publickey, password, hostbased, keyboard-interactive

Protocol extensions: