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User:Tech201805/Openssh versions

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https://en.wikipedia.org/w/index.php?title=OpenSSH&oldid=685810904 by User:Qwertyus as WP:INDISCRIMINATE

OpenSSH Versions

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  • OpenSSH 8.0[1], released in April 2019
    • SECURITY: CVE-2019-6111 related to scp tool and protocol
  • OpenSSH 7.9[2], released in October 2018
  • OpenSSH 7.8[3], released in August 2018
    • Incompatible changes: ssh-keygen write OpenSSH format private keys by default instead of using OpenSSL's PEM format.
  • OpenSSH 7.7[4], released in February 2018
    • FEATURE: Add "expiry-time" option in sshd for authorized_keys files to allow for expiring keys.
  • OpenSSH 7.6[5], released in October 2017
    • FEATURE: Add RemoteCommand option
    • FEATURE: Add SyslogFacility option to ssh matching the equivalent option in sshd
  • OpenSSH 7.5[6], released in March 2017
    • BUGFIX: This is a mainly a bugfix release.
  • OpenSSH 7.4[7], released December 19, 2016; 7 years ago (2016-12-19)
    • sshd(8): Add a sshd_config DisableForwarding option
  • OpenSSH 7.3[8], released August 1, 2016; 8 years ago (2016-08-01)
    • FEATURE: Adds ProxyJump option (-J)
    • FEATURE: Add an Include directive for ssh_config(5) files
  • OpenSSH 7.1: August 20, 2015[9]
    • This is a bugfix release.
  • OpenSSH 7.0: August 11, 2015[10]
    • The focus of this release is primarily to deprecate weak, legacy and unsafe cryptography.
  • OpenSSH 6.9: July 1, 2015[11]
    • BUGFIX: This is primarily a bugfix release.
  • OpenSSH 6.8: March 18, 2015
    • Added new hostkeys@openssh.com extension to facilitate public key discovery and rotation for trusted hosts (for transition from DSA to Ed25519 public host keys)[12]
  • OpenSSH 6.7: October 6, 2014
    • The default set of ciphers and MACs has been altered to remove unsafe algorithms. In particular, CBC ciphers and arcfour* are disabled by default.
    • Compile-time option to not depend on OpenSSL[13]
    • Add support for Unix domain socket forwarding
  • OpenSSH 6.6: March 16, 2014
    • This is primarily a bugfix release.
  • OpenSSH 6.5: January 30, 2014
    • Added new ssh-ed25519 and ssh-ed25519-cert-v01@openssh.com public key types
    • Added new chacha20-poly1305@openssh.com transport cipher[14][15]
    • Added curve25519-sha256@libssh.org key exchange
    • FEATURE: ssh, added Match keyword for ssh_config that allows conditional configuration to be applied [16]
    • Add a new private key format that uses a bcrypt KDF
  • OpenSSH 6.4: November 8, 2013 [17]
    • This release fixes a security bug with AES-GCM
  • OpenSSH 6.3: September 13, 2013
    • This release is predominantly a bugfix release
  • OpenSSH 6.2: March 22, 2013
    • Add a GCM-mode for the AES cipher, similar to rfc:5647
    • Added support for encrypt-then-mac MAC modes
    • Added support for multiple required authentication methods
    • Added support for Key Revocation Lists (KRL)
  • OpenSSH 6.1: August 29, 2012
    • This is primarily a bugfix release.
    • Enables pre-auth sandboxing by default
    • Finds ECDSA keys in ssh-keyscan and SSHFP DNS records by default now
  • OpenSSH 6.0: April 22, 2012
    • This is primarily a bugfix release.
  • OpenSSH 5.9: September 6, 2011
  • OpenSSH 5.8: February 4, 2011
  • OpenSSH 5.7: January 24, 2011
  • OpenSSH 5.6: August 23, 2010
  • OpenSSH 5.5: April 16, 2010
  • OpenSSH 5.4: March 8, 2010
    • Disabled SSH protocol 1 default support. Clients and servers must now explicitly enable it.
    • Added PKCS11 authentication support for ssh(1) (-I pkcs11)
    • Added Certificate based authentication
    • Added "Netcat mode" for ssh(1) (-W host:port). Similar to "-L tunnel", but forwards instead stdin and stdout. This allows, for example, using ssh(1) itself as a ssh(1) ProxyCommand to route connections via intermediate servers, without the need for nc(1) on the server machine.
    • Added the ability to revoke public keys in sshd(8) and ssh(1). While it was already possible to remove the keys from authorised lists, revoked keys will now trigger a warning if used.
  • OpenSSH 5.3: October 1, 2009
  • OpenSSH 5.2: February 23, 2009
  • OpenSSH 5.1: July 21, 2008
  • OpenSSH 5.0: April 3, 2008
  • OpenSSH 4.9: March 30, 2008
    • Added chroot support for sshd(8)
    • Create an internal SFTP server for easier use of the chroot functionality
  • OpenSSH 4.7: September 4, 2007
  • OpenSSH 4.6: March 9, 2007
  • OpenSSH 4.5: November 7, 2006
  • OpenSSH 4.4: September 27, 2006
  • OpenSSH 4.3: February 1, 2006
    • Added OSI layer 2/3 tun-based VPN (-w option on ssh(1))
  • OpenSSH 4.2: September 1, 2005
  • OpenSSH 4.1: May 26, 2005
  • OpenSSH 4.0: March 9, 2005
  • OpenSSH 3.9: August 17, 2004
  • OpenSSH 3.8: February 24, 2004
    • Implement session multiplexing. ControlMaster option
  • OpenSSH 3.7.1: September 16, 2003
  • OpenSSH 3.7: September 16, 2003
  • OpenSSH 3.6.1: April 1, 2003
  • OpenSSH 3.6: March 31, 2003
  • OpenSSH 3.5: October 14, 2002
  • OpenSSH 3.4: June 26, 2002
  1. ^ http://www.openssh.com/txt/release-8.0
  2. ^ <http://www.openssh.com/txt/release-7.9
  3. ^ http://www.openssh.com/txt/release-7.8
  4. ^ http://www.openssh.com/txt/release-7.7
  5. ^ http://www.openssh.com/txt/release-7.6
  6. ^ http://www.openssh.com/txt/release-7.5
  7. ^ http://www.openssh.com/txt/release-7.4
  8. ^ http://www.openssh.com/txt/release-7.3
  9. ^ "OpenSSH 7.1 Release Notes". openssh.com. 2015-08-20. Retrieved 2015-09-01.
  10. ^ "OpenSSH 7.0 Release Notes". openssh.com. 2015-08-11. Retrieved 2015-08-18.
  11. ^ "OpenSSH 6.9 Release Notes". openssh.com. 2015-07-01. Retrieved 2015-08-12.
  12. ^ Murenin, Constantine A. (2015-02-01). Soulskill (ed.). "OpenSSH Will Feature Key Discovery and Rotation For Easier Switching To Ed25519". Slashdot. Retrieved 2015-02-01.
  13. ^ Murenin, Constantine A. (2014-04-30). Soulskill (ed.). "OpenSSH No Longer Has To Depend On OpenSSL". Slashdot. Retrieved 2014-12-26.
  14. ^ Miller, Damien (2013-12-02). "ssh/PROTOCOL.chacha20poly1305". BSD Cross Reference, OpenBSD src/usr.bin/. Retrieved 2014-12-26.
  15. ^ Murenin, Constantine A. (2013-12-11). Unknown Lamer (ed.). "OpenSSH Has a New Cipher — Chacha20-poly1305 — from D.J. Bernstein". Slashdot. Retrieved 2014-12-26.
  16. ^ https://www.openssh.com/txt/release-6.5
  17. ^ https://www.openssh.com/txt/release-6.4
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