=== 6.0.1 * Make sha2-{256,512}-etm@openssh.com MAC opt-in as they seems to have issues [#757] === 6.0.0 * Support empty lines and comments in known_hosts [donoghuc, #742] * Add sha2-{256,512}-etm@openssh.com MAC algorithms [graaff, #714] === 6.0.0 beta2 * Support :certkeys and CertificateFile configuration option [Anders Carling, #722] === 6.0.0 beta1 * curve25519sha256 support [Florian Wininger ,#690] * disabled insecure algs [Florian Wininger , #709] === 5.2.0 === 5.2.0.rc3 * Fix check_host_ip read from config * Support ssh-ed25519 in kown hosts === 5.2.0.rc2 * Read check_host_ip from ssh config files === 5.2.0.rc1 * Interpret * and ? in know_hosts file [Romain Tartière, #660] * New :check_host_ip so ip checking can be disabled in known hosts [Romain Tartière, #656] === 5.1.0 === 5.1.0.rc1 * Support new OpenSSH private key format for rsa - bcrypt for rsa (ed25519 already supported) [#646] * Support IdentityAgent is ssh config [Frank Groeneveld, #645] * Improve Match processing in ssh config [Aleksandrs Ļedovskis, #642] * Ignore signature verification when verify_host_key is never [Piotr Kliczewski, #641] * Alg preference was changed to prefer stronger encryptions [Tray, #637] === 5.0.2 * fix ctr for jruby [#612] === 5.0.1 * default_keys were not loaded even if no keys or key_data options specified [#607] === 5.0.0 * Breaking change: ed25519 now requires ed25519 gem instead of RbNaCl gem [#563] * Verify_host_key options rename (true, false, :very, :secure depreacted new equivalents are :never, :accept_new_or_local_tunnel :accept_new :always) [Jared Beck, #595] === 5.0.0.rc2 * Add .dll extensions to dlopen on cygwin [#603] * Fix host certificate validation [#601] === 5.0.0.rc1 * Fix larger than 4GB file transfers [#599] * Update HTTP proxy to version 1.1 [Connor Dunn, #597] === 5.0.0.beta2 * Support for sha256 pubkey fingerprint [Tom Maher, #585] * Don't try to load default_keys if key_data option is used [Josh Larson, #589] * Added fingerprint_hash defaulting to SHA256 as fingerprint format, and MD5 can be used as an option [Miklós Fazekas, #591] === 5.0.0.beta1 * Don't leave proxy command as zombie on timeout [DimitriosLisenko, #560] * Use OpenSSL for aes*-ctr for up to 5x throughput improvement [Miklós Fazekas, Harald Sitter, #570] * Optimize slice! usage in CTR for up to 2x throughput improvement [Harald Sitter, #569] * Replace RbNaCl dependency with ed25519 gem [Tony Arcieri ,#563] * Add initial Match support [Kasumi Hanazuki, #553] === 4.2.0.rc2 * Fix double close bug on auth failure (or ruby 2.2 or earlier) [#538] === 4.2.0.rc1 * Improved logging with proxy command [Dmitriy Ivliev, #530] * Close transport on proxy error [adamruzicka, #526] * Support multiple identity files [Kimura Masayuki, #528] * Move `none` cipher to end of cipher list [Brian Cain, #525] * Deprecate `:paranoid` in favor of `:verify_host_key` [Jared Beck, #524] * Support Multile Include ssh config files [Kasumi Hanazuki, #516] * Support Relative path in ssh confif files [Akinori MUSHA, #510] * add direct-streamlocal@openssh.com support in Forward class [Harald Sitter, #502] === 4.1.0 === 4.1.0.rc1 * ProxyJump support [Ryan McGeary, #500] * Fix agent detection on Windows [Christian Koehler, #495] === 4.1.0.beta1 * Fix nil error when libsodium is not there [chapmajs ,#488] * SSH certificate support for client auth [David Bartley, #485] === 4.0.1 === 4.0.1.rc2 * ENV["HOME"] might be empty so filter non expandable paths [Matt Casper, #351] === 4.0.1.rc1 * support of rbnacl 4.0 and better error message [#479] * support include in config files [Kimura Masayuki, #475] * fixed issue with ruby 2.2 or older on windows [#472] === 4.0.0 === 4.0.0.rc3 * parse `+` character in config files [Christoph Lupprich, #470, #314] === 4.0.0.rc2 * Fixed OpenSSL 2.0/Ruby 2.4.0 warnings [Miklós Fazekas, #468] * Added ssh-ed25519 to KnownHosts:SUPPORTED_TYPE [detatka-kuzlatka-otevrete, Miklós Fazekas, #459] * Allow nil for :passhrase and passing in nil option is now a depreaction warning [Miklós Fazekas, #465] === 4.0.0.rc1 * Allow :password to be nil for capistrano v2 compatibility [Will Bryant, #357] * In next_packet if prefer consuming buffer before filling it again if we have enough data [Miklós Fazekas, #454] === 4.0.0.beta4 * Added exitstatus method to exec's return [Miklós Fazekas, #452] * Don't raise from exec if server closes transport just after channel close [Miklós Fazekas, #450] * Removed java_pageant, as jruby should be using regular pagent impl [Miklós Fazekas, ] * Use SSH_AUTH_SOCK if possible on windows (cygwin) [Miklós Fazekas, Martin Dürst, #365, #361] * HTTPS proxy support [Marcus Ilgner, #432] * Supports ruby 2.4.0.dev new exception type from OpenSSL::PKey.read === 4.0.0.beta3 * Fix Net::SSH::Disconnect exceptions when channels are closed cleanly [Miklos Fazekas, #421, #422] === 4.0.0.beta2 * Fix raiseUnlessLoaded undefined ERROR issue [Miklos Fazekas, #418] === 4.0.0.beta1 * Fix pageant [elconas, #235] * Relaxed rbnacl,rbnacl-selenium contstraints ang give better errors about them [Miklos Fazekas, #398] * Fix UTF-8 encoding issues [Ethan J. Brown, #407] === 4.0.0.alpha4 * Experimental event loop abstraction [Miklos Fazekas] * RbNacl dependency is optional [Miklos Fazekas] * agent_socket_factory option [Alon Goldboim] * client sends KEXINIT, it doesn't have to wait for server [Miklos Fazekas] * better error message when option is nil [Kane Morgan] * prompting can be customized [Miklos Fazekas] === 4.0.0.alpha3 * added max_select_wait_time [Eugene Kenny] === 4.0.0.alpha2 * when transport closes we're cleaning up channels [Miklos Fazekas] === 4.0.0.alpha1 * ed25519 key support [Miklos Fazekas] * removed camellia [Miklos Fazekas] === 3.1.0 === 3.1.0.rc1 * fix Secure#verify [Jean Boussier] * use the smallest of don't spend longer time than keepalive if it's configured [Eugene Kenny] === 3.1.0.beta3 * forward/on_open_failed should stop listning closed socket otherwise it locks #269 [Miklos Fazekas,Scott McGillivray] * fix incorrect pattern handling in config files #310 [Miklos Fazekas] === 3.1.0.beta2 * trying to execute something on a not yet opend channel throws nicer messag [Miklos Fazekas] * calling close on a not opened channel marks the channel for close [Miklos Fazekas] * read keepalive configuration from ssh config files [Miklos Fazekas] * send client version on hadshake before waiting for server to reduce handshake time [Miklos Fazekas] * allow custom Net::SSH::KnownHosts implementations [Jean Boussier] * memoize known host so we only search it once per session [Jean Boussier, Miklos Fazekas] === 3.0.2 === 3.0.2.rc1 * fixed rare WaitWritable error with proxy commands [Miklos Fazkas, Andre Meij]] * if Net::SSH.start user is nil and config has no entry we default to Etc.getlogin * Bugfix: CHANNEL_CLOSE was sent before draining ouput buffer #280 [Christopher F. Auston] === 3.0.1 === 3.0.1.rc1 * Breaking change from 2.* series: exec! without block now returns empty string instread of nil if command has no output [https://github.com/net-ssh/net-ssh/pull/273] * Support remote_user as %r in proxy commands [Dominic Scheirlinck] * Raise Net::SSH::ConnectionTimeout from connection timeout [Carl Hoerberg] === 3.0.0.rc1 * SemVer: Major version change because of dropping of ruby 1.9 === 2.10.1.rc2 * Win: Use fiddle on ruby 2.1 too [Charlie Savage] === 2.10.1.rc1 * Added ruby 2.0 requirement to gemspec [Alex Schultz] === 2.10.0 === 2.10.0-beta2 * Fix :passphrase option with :non_interactive [Jeremy Stanley] * Use Socket.tcp with connect_timeout instead of Timeout::timeout [Carl Hörberg] * Support for hostname hashes [Jef Mathiot] * Ruby 1.9.3 is no longer supported but should moslty work expect for stuff like connect_timeout === 2.10.0-beta1 * Fix could not parse PKey error. [Andrey Voronkov] * Workaround for threading issue in MRI + singleton method declaration [Matt Brictson] * Configuration change: we no longer append all supported algorithms, this is so you can exclude insecure algorithms. If you want to use the old behaviour specify append_all_supported_algorithms => true [voidus, mfazekas] * New configuration option: :non_interactive => true in case you prefer an authmethod to fail rather than prompt. [mfazekas] * Configuration change: password will now ask for password up to the :number_of_password_prompts times. If you want the 2.9.1 behaviour of never asking password please set number_of_password_prompts to 0. === 2.9.4-beta1 * Use sysread and syswrite on Windows instead of read_nonblock and write [marc-etienne] * Windows/peagant: use fiddle on ruby 2.2+/windows [Charlie Savage] * Check if ssh key is a file [kiela] === 2.9.3 === 2.9.2-rc3 * Remove advertised algorithms that were not working (curve25519-sha256@libssh.org) [mfazekas] === 2.9.2-rc2 * number_of_password_prompts is now accepted as ssh option, by setting it 0 net-ssh will not ask for password for password auth as with previous versions [mfazekas] === 2.9.2-rc1 * Documentation fixes and refactoring to keepalive [detiber, mfazekas] === 2.9.2-beta * Remove advertised algorithms that were not working (ssh-rsa-cert-* *ed25519 acm*-gcm@openssh.com) [mfazekas] * Unknown algorithms now ignored instead of failed [mfazekas] * Configuration change: Asks for password with password auth (up to number_of_password_prompts) [mfazekas] * Removed warnings [amatsuda] === 2.9.1 / 13 May 2014 * Fix for unknown response from agent on Windows with 64-bit PuTTY [chrahunt] * Support negative patterns in host lookup from the SSH config file [nirvdrum] === 2.9.0 / 30 Apr 2014 * New ciphers [chr4] * Added host keys: ssh-rsa-cert-v01@openssh.com ssh-rsa-cert-v00@openssh.com ssh-ed25519-cert-v01@openssh.com ssh-ed25519 * Added HMACs: hmac-sha2-512-etm@openssh.com hmac-sha2-256-etm@openssh.com umac-128-etm@openssh.com * Added Kex: aes256-gcm@openssh.com aes128-gcm@openssh.com curve25519-sha256@libssh.org * Added private key support for id_ed25519 * IdentiesOnly will not disable ssh_agent - fixes #148 and new fix for #137 [mfazekas] * Ignore errors during ssh agent negotiation [simonswine, jasiek] * Added an optional "options" argument to test socket open method [jefmathiot] * Added gem signing (again) with new cert [delano] === 2.8.1 / 19 Feb 2014 * Correct location of global known_hosts files [mfischer-zd] * Fix for password authentication [blackpond, zachlipton, delano] === 2.8.0 / 01 Feb 2014 * Handle ssh-rsa and ssh-dss certificate files [bobveznat] * Correctly interpret /etc/ssh_config Authentication settings based on openssh /etc/ssh_config system defaults [therealjessesanford, liggitt] * Fixed pageant support for Windows [jarredholman] * Support %r in ProxyCommand configuration in ssh_config files as defined in OpenSSH [yugui] * Don't use ssh-agent if :keys_only is true [SFEley] * Fix the bug in keys with comments [bobtfish] * Add a failing tests for options in pub keys [bobtfish] * Assert that the return value from ssh block is returned [carlhoerberg] * Don't close the connection it's already closed [carlhoerberg] * Ensure the connection closes even on exception [carlhoerberg] * Make the authentication error message more useful [deric] * Fix "ConnectionError" typo in lib/net/ssh/proxy/socks5.rb [mirakui] * Allow KeyManager to recover from incompatible agents [ecki, delano] * Fix for "Authentication Method determination can pick up a class from the root namespace" [dave.sieh] === 2.7.0 / 11 Sep 2013 * Fix for 'Could not parse PKey: no start line' error on private keys with passphrases (issue #101) [metametaclass] * Automatically forward environment variables defined in OpenSSH config files [fnordfish] * Guard against socket.gets being nil in Net::SSH::Proxy::HTTP [krishicks] * Implemented experimental keepalive feature [noric] === 2.6.8 / 6 Jul 2013 * Added support for host wildcard substitution [GabKlein] * Added a wait to the loop in close to help fix possible blocks [Josh Kalderimis] * Fixed test file encoding issues with Ruby 2.0 (#87) [voxik] === 2.6.7 / 11 Apr 2013 * Decreased default packet size to 32768 as described in RFC 4253 [Olipro] * Added max_pkt_size and max_win_size options to Net::SSH.start [Olipro] === 2.6.6 / 03 Mar 2013 * Fix for ruby 2.0 in windows [jansegre] === 2.6.5 / 06 Feb 2013 * Fixed path in gemspec [thanks priteau] === 2.6.4 / 06 Feb 2013 * Added license info to gemspec [jordimassaguerpla] * Added public cert. All gem releases are now signed. === 2.6.3 / 10 Jan 2013 * Small doc fix and correct error class for PKey::EC key type [Andreas Wolff] * Improve test dependencies [Kenichi Kamiya] === 2.6.2 / 22 Nov 2012 * Net::SSH.start now returns result of block [mhuffnagle] * Add stderr handling to Net::SSH::Test [ohrite] * Fix Invalid key size in JRuby [ohrite] === 2.6.1 / 18 Oct 2012 * Remove platform specific jruby dependency from gemspec * Changed encoding of file to prevent warnings when generating docs [iltempo] === 2.6.0 / 19 Sep 2012 * Use OpenSSL::PKey.read to read arbitrary private key. [nagachika] * Check availability of UNIXSocket and UNIXServer for Windows [Nobuhiro IMAI] * Bump version to 2.5.3 and depend on newer jruby-pageant version for Java 1.5 compat. [arturaz] * Implementation of the "none"-authentication method [dubspeed] * Add class for stricter host key verification [Andy Brody] === 2.5.2 / 25 May 2012 * Fix for Net::SSH::KnownHosts::SUPPORTED_TYPE [Marco Sandrini] === 2.5.1 / 24 May 2012 * Added missing file to manifest [Marco Sandrini] === 2.5.0 / 24 May 2012 * Implement many algorithms [Ryosuke Yamazaki] * Key Exchange * diffie-hellman-group14-sha1 * ecdh-sha2-nistp{256,384,521} * Host Key * ecdsa-sha2-nistp{256,384,521} * Authentication * ecdsa-sha2-nistp{256,384,521} * HMAC * hmac-ripemd160 * Cipher: * aes{128,192,256}-ctr * camellia{128,192,256}-ctr * blowfish-ctr * cast128-ctr * 3des-ctr * arcfour (has problems with weak keys, and should be used with caution) * camellia{128,192,256}-cbc === 2.4.0 / 17 May 2012 * Support for JRuby + Pageant + Windows [arturaz] === 2.3.0 / 11 Jan 2012 * Support for hmac-sha2 and diffie-hellman-group-exchange-sha256 [Ryosuke Yamazaki] === 2.2.2 / 04 Jan 2012 * Fixed: Connection hangs on ServerVersion.new(socket, logger) [muffl0n] * Avoid dying when unsupported auth mechanisms are defined [pcn] === 2.2.1 / 24 Aug 2011 * Do not prompt any passphrases before trying all identities from agent. [musybite] (see: http://net-ssh.lighthouseapp.com/projects/36253-net-ssh/tickets/30) === 2.2.0 / 16 Aug 2011 * Add support for forward a local UNIX domain socket to a remote TCP socket. [Mark Imbriaco] === 2.1.4 / 3 Apr 2011 * Add ConnectionTimeout exception class. [Joel Watson] See: https://github.com/net-ssh/net-ssh-multi/pull/1 === 2.1.3 / 2 Mar 2011 * Call to transport.closed should be transport.close [Woon Jung] === 2.1.2 / 1 Mar 2011 * Fix for Net::SSH Continues to attempt authentication when notified it is not allowed [Eric Hodel] (see: http://net-ssh.lighthouseapp.com/projects/36253-net-ssh/tickets/26) * Fix for transport won't be closed if authentication fails [Patrick Marchi] === 2.1 / 19 Jan 2011 * Support "IdentitiesOnly" directive (LH-24) [Musy Bite, Edmund Haselwanter] * Speeding up the Loggable module (LH-23) [robbebob] === 2.0.24 / 14 Jan 2011 * Fix for process code to correctly wait until remote_id is set before sending any output, including eof. [Daniel Pittman, Markus Roberts] * Fix circular require warning in Ruby 1.9.2 [Gavin Brock] === 2.0.23 / 03 Jun 2010 * delay CHANNEL_EOF packet until output buffer is empty [Rich Lane] Previously, calling #eof! after #send_data would result in the CHANNEL_EOF packet being sent immediately, ahead of the data in the output buffer. Now buffer becomes empty. === 2.0.22 / 20 Apr 2010 * Fix for: "Parsing the config errors out because it coerces the "1" into an integer and then tries to split it on spaces for multiple host checking." (http://net-ssh.lighthouseapp.com/projects/36253/tickets/10) [Lee Marlow] === 2.0.21 / 20 Mar 2010 * Fix for "IdentifyFile" in ~/.ssh/config does not work if no "Host" statement is given (http://net-ssh.lighthouseapp.com/projects/36253/tickets/9-identifyfile-in-sshconfig-does-not-work-if-no-host-statement-is-given#ticket-9-5) [xbaldauf, Delano Mandelbaum] * Fix for client closes a forwarded connection, but the server is reading, net-ssh terminates with IOError socket closed (http://net-ssh.lighthouseapp.com/projects/36253/tickets/7) [Miklós Fazekas] * Fix for client force closes (RST) a forwarded connection, but server is reading, net-ssh terminates with exception [Miklós Fazekas] * Fix for server closes the sending side, the on_eof is not handled. [Miklós Fazekas] * Removed Hanna dependency in Rakefile [Delano Mandelbaum] === 2.0.20 / 10 Feb 2010 * Support "ProxyCommand none" directive [Andy Lo-A-Foe] === 2.0.19 / 16 Jan 2010 * Support plus sign in sshconfig hostname [Jason Weathered] === 2.0.18 / 15 Jan 2010 * Fix related to #recv(1) to #readpartial change in 2.0.16 [Hans de Graaff, Delano Mandelbaum] === 2.0.17 / 14 Dec 2009 * Don't load net/ssh/authentication/pageant on Windows with Ruby 1.9 [Travis Reeder, Delano Mandelbaum] === 2.0.16 / 28 Nov 2009 * Fix for "multiple hosts are separated by whitespace" [Akinori MUSHA] * Add support for the ProxyCommand directive [Akinori MUSHA] * Switched from #recv(1) to #readpartial in lib/net/ssh/transport/server_version.rb, so that closed sockets are recognized [Alex Peuchert] === 2.0.15 / 03 Sep 2009 * Scale back IO#select patch so it mutexes only zero-timeout calls [Daniel Azuma, Will Bryant] === 2.0.14 / 28 Aug 2009 * Fix for IO#select threading bug in Ruby 1.8 (LH-1) [Daniel Azuma] * Fix for "uninitialized constant OpenSSL::Digest::MD5" exception in Net::SFTP [DL Redden] === 2.0.13 / 17 Aug 2009 * Added fix for hanging in ServerVersion#negotiate! when using SOCKS5 proxy (GH-9) [Gerald Talton] * Added support for specifying a list of hosts in .ssh/config, with tests (GH-6) [ckoehler, Delano Mandelbaum] * Added tests for arcfour128/256/512 lengths, encryption, and decryption [Delano Mandelbaum] * Skip packet stream tests for arcfour128/256/512 [Delano Mandelbaum] * Fix for OpenSSL cipher key length because it always returns 16, even when 32 byte keys are required, e.g. for arcfour256 and arcfour512 ciphers [Karl Varga] === 2.0.12 / 08 Jun 2009 * Applied patch for arcfour128 and arcfour256 support [Denis Bernard] * Use unbuffered reads when negotiating the protocol version [Steven Hazel] === 2.0.11 / 24 Feb 2009 * Add :key_data option for specifying raw private keys in PEM format [Alex Holems, Andrew Babkin] === 2.0.10 / 4 Feb 2009 * Added Net::SSH.configuration_for to make it easier to query the SSH configuration file(s) [Jamis Buck] === 2.0.9 / 1 Feb 2009 * Specifying non-nil user argument overrides user in .ssh/config [Jamis Buck] * Ignore requests for non-existent channels (workaround ssh server bug) [Jamis Buck] * Add terminate! method for hard shutdown scenarios [Jamis Buck] * Revert to pre-2.0.7 key-loading behavior by default, but load private-key if public-key doesn't exist [Jamis Buck] * Make sure :passphrase option gets passed to key manager [Bob Cotton] === 2.0.8 / 29 December 2008 * Fix private key change from 2.0.7 so that keys are loaded just-in-time, avoiding unecessary prompts from encrypted keys. [Jamis Buck] === 2.0.7 / 29 December 2008 * Make key manager use private keys instead of requiring public key to exist [arilerner@mac.com] * Fix failing tests [arilerner@mac.com] * Don't include pageant when running under JRuby [Angel N. Sciortino] === 2.0.6 / 6 December 2008 * Update the Manifest file so that the gem includes all necessary files [Jamis Buck] === 2.0.5 / 6 December 2008 * Make the Pageant interface comply with more of the Socket interface to avoid related errors [Jamis Buck] * Don't busy-wait on session close for remaining channels to close [Will Bryant] * Ruby 1.9 compatibility [Jamis Buck] * Fix Cipher#final to correctly flag a need for a cipher reset [Jamis Buck] === 2.0.4 / 27 Aug 2008 * Added Connection::Session#closed? and Transport::Session#closed? [Jamis Buck] * Numeric host names in .ssh/config are now parsed correct [Yanko Ivanov] * Make sure the error raised when a public key file is malformed is more informative than a MethodMissing error [Jamis Buck] * Cipher#reset is now called after Cipher#final, with the last n bytes used as the next initialization vector [Jamis Buck] === 2.0.3 / 27 Jun 2008 * Make Net::SSH::Version comparable [Brian Candler] * Fix errors in port forwarding when a channel could not be opened due to a typo in the exception name [Matthew Todd] * Use #chomp instead of #strip when cleaning the version string reported by the remote host, so that trailing whitespace is preserved (this is to play nice with servers like Mocana SSH) [Timo Gatsonides] * Correctly parse ssh_config entries with eq-sign delimiters [Jamis Buck] * Ignore malformed ssh_config entries [Jamis Buck] === 2.0.2 / 29 May 2008 * Make sure the agent client understands both RSA "identities answers" [Jamis Buck] * Fixed key truncation bug that caused hmacs other than SHA1 to fail with "corrupt hmac" errors [Jamis Buck] * Fix detection and loading of public keys when the keys don't actually exist [David Dollar] === 2.0.1 / 5 May 2008 * Teach Net::SSH about a handful of default key names [Jamis Buck] === 2.0.0 / 1 May 2008 * Allow the :verbose argument to accept symbols (:debug, etc.) as well as Logger level constants (Logger::DEBUG, etc.) [Jamis Buck] === 2.0 Preview Release 4 (1.99.3) / 19 Apr 2008 * Make sure HOME is set to something sane, even on OS's that don't set it by default [Jamis Buck] * Add a :passphrase option to specify the passphrase to use with private keys [Francis Sullivan] * Open a new auth agent connection for every auth-agent channel request [Jamis Buck] === 2.0 Preview Release 3 (1.99.2) / 10 Apr 2008 * Session properties [Jamis Buck] * Make channel open failure work with a callback so that failures can be handled similarly to successes [Jamis Buck] === 2.0 Preview Release 2 (1.99.1) / 22 Mar 2008 * Partial support for ~/.ssh/config (and related) SSH configuration files [Daniel J. Berger, Jamis Buck] * Added Net::SSH::Test to facilitate testing complex SSH state machines [Jamis Buck] * Reworked Net::SSH::Prompt to use conditionally-selected modules [Jamis Buck, suggested by James Rosen] * Added Channel#eof? and Channel#eof! [Jamis Buck] * Fixed bug in strict host key verifier on cache miss [Mike Timm] === 2.0 Preview Release 1 (1.99.0) / 21 Aug 2007 * First preview release of Net::SSH v2