{"id":127806,"date":"2023-08-29T05:12:57","date_gmt":"2023-08-29T05:12:57","guid":{"rendered":"http:\/\/webdomino.net\/?guid=1884b980a6b58d92d00c8331c26b282a"},"modified":"2023-08-29T05:12:57","modified_gmt":"2023-08-29T05:12:57","slug":"keystroke-timing-obfuscation-added-to-ssh1","status":"publish","type":"post","link":"https:\/\/webdomino.net\/index.php\/openbsd\/keystroke-timing-obfuscation-added-to-ssh1\/","title":{"rendered":"Keystroke timing obfuscation added to ssh(1)"},"content":{"rendered":"\n<p>Damien Miller (<code>djm@<\/code>) has\r\n<a href=\"https:\/\/marc.info\/?l=openbsd-cvs&amp;m=169319335902218&amp;w=2\">committed<\/a>\r\nsupport for keystroke timing obfuscation to\r\n<a href=\"https:\/\/man.openbsd.org\/ssh.1\"><code>ssh(1)<\/code><\/a>:<\/p>\r\n<blockquote>\r\n<pre>CVSROOT:\t\/cvs\r\nModule name:\tsrc\r\nChanges by:\tdjm@cvs.openbsd.org\t2023\/08\/27 21:31:16\r\n\r\nModified files:\r\n\tusr.bin\/ssh    : clientloop.c misc.c misc.h packet.c packet.h \r\n\t                 readconf.c readconf.h ssh_config.5 \r\n\r\nLog message:\r\nAdd keystroke timing obfuscation to the client.\r\n\r\nThis attempts to hide inter-keystroke timings by sending interactive\r\ntraffic at fixed intervals (default: every 20<abbr>ms<\/abbr>) when there is only a\r\nsmall amount of data being sent. It also sends fake &quot;chaff&quot; keystrokes\r\nfor a random interval after the last real keystroke. These are\r\ncontrolled by a new <a href=\"https:\/\/man.openbsd.org\/ssh_config.5#ObscureKeystrokeTiming\">ssh_config ObscureKeystrokeTiming<\/a> keyword\/\r\n\r\nfeedback\/ok markus@\r\n<\/pre>\r\n<\/blockquote>\r\n\r\n\n<p><a href=\"http:\/\/undeadly.org\/cgi?action=article;sid=20230829051257\">Read more&hellip;<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Damien Miller (djm@) has<br \/>\ncommitted<br \/>\nsupport for keystroke timing obfuscation to<br \/>\nssh(1):<\/p>\n<p>CVSROOT:\t\/cvs<br \/>\nModule name:\tsrc<br \/>\nChanges by:\tdjm@cvs.openbsd.org\t2023\/08\/27 21:31:16<\/p>\n<p>Modified files:<br \/>\n\tusr.bin\/ssh    : clientloop.c misc.c misc.h packet.c&#8230;<\/p>\n","protected":false},"author":174,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[4132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - 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