{"id":2957,"date":"2020-01-14T11:11:49","date_gmt":"2020-01-14T17:11:49","guid":{"rendered":"http:\/\/www.incredigeek.com\/home\/?p=2957"},"modified":"2023-08-08T23:45:18","modified_gmt":"2023-08-09T04:45:18","slug":"no-matching-cipher-found","status":"publish","type":"post","link":"https:\/\/www.incredigeek.com\/home\/no-matching-cipher-found\/","title":{"rendered":"How To Fix no matching cipher found. Their offer: aes128-cbc,3des-cbc&#8230;"},"content":{"rendered":"\n<p>When trying to SSH to older devices like a Ubiquiti Bullet2, you may receive an error saying<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">no matching cipher found. Their offer: aes128-cbc,3des-cbc,aes256-cbc,twofish256-cbc,twofish-cbc,twofish128-cbc,blowfish-cbc<\/pre>\n\n\n\n<p>The work around is to manually specify the cipher with the &#8220;-c&#8221; option.  You will also probably need to specify the KexAlgorithm &#8220;Key Exchange Algorithm&#8221;<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ssh -c aes128-cbc -oKexAlgorithms=+diffie-hellman-group1-sha1 admin@192.168.1.20<\/pre>\n\n\n\n<p>You can see what ciphers SSH supports by running &#8220;ssh -Q cipher&#8221;  <\/p>\n\n\n\n<p>Example output<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ssh -Q cipher\n3des-cbc\naes128-cbc\naes192-cbc\naes256-cbc\nrijndael-cbc@lysator.liu.se\naes128-ctr\naes192-ctr\naes256-ctr\naes128-gcm@openssh.com\naes256-gcm@openssh.com\nchacha20-poly1305@openssh.com<\/pre>\n\n\n\n<p>More information<br><a href=\"https:\/\/www.openssh.com\/legacy.html\">https:\/\/www.openssh.com\/legacy.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>When trying to SSH to older devices like a Ubiquiti Bullet2, you may receive an error saying no matching cipher found. Their offer: aes128-cbc,3des-cbc,aes256-cbc,twofish256-cbc,twofish-cbc,twofish128-cbc,blowfish-cbc The work around is to manually specify the cipher with the &#8220;-c&#8221; option. You will also &hellip; <a href=\"https:\/\/www.incredigeek.com\/home\/no-matching-cipher-found\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,129],"tags":[869,868,870,867,853,221,131,132],"class_list":["post-2957","post","type-post","status-publish","format-standard","hentry","category-linux","category-ubiquiti","tag-3des-cbc","tag-aes128-cbc","tag-bullet","tag-cipher","tag-diffie-hellman","tag-ssh","tag-ubiquiti-2","tag-ubnt"],"_links":{"self":[{"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/posts\/2957","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/comments?post=2957"}],"version-history":[{"count":3,"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/posts\/2957\/revisions"}],"predecessor-version":[{"id":5429,"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/posts\/2957\/revisions\/5429"}],"wp:attachment":[{"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/media?parent=2957"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/categories?post=2957"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.incredigeek.com\/home\/wp-json\/wp\/v2\/tags?post=2957"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}