{"id":2618,"date":"2016-03-29T20:11:39","date_gmt":"2016-03-29T11:11:39","guid":{"rendered":"http:\/\/blog.rutake.com\/techmemo\/?p=2618"},"modified":"2016-03-29T20:11:39","modified_gmt":"2016-03-29T11:11:39","slug":"warning-remote-host-identification-has-changed%e3%80%80%e5%af%be%e7%ad%96","status":"publish","type":"post","link":"https:\/\/blog.rutake.com\/techmemo\/2016\/03\/29\/warning-remote-host-identification-has-changed%e3%80%80%e5%af%be%e7%ad%96\/","title":{"rendered":"WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!\u3000\u5bfe\u7b56"},"content":{"rendered":"<p>\u540c\u3058\u30db\u30b9\u30c8\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u516c\u958b\u9375\u304c\u5909\u308f\u3063\u305f\u3068\u304d\u306bSSH\u63a5\u7d9a\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u3067\u3066\u63a5\u7d9a\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002<\/p>\n<p>[shell]<br \/>\n@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@<br \/>\n@       WARNING: POSSIBLE DNS SPOOFING DETECTED!          @<br \/>\n@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@<br \/>\nThe RSA host key for www.example.com has changed,<br \/>\nand the key for the corresponding IP address 999.999.999.999<br \/>\nis unknown. This could either mean that<br \/>\nDNS SPOOFING is happening or the IP address for the host<br \/>\nand its host key have changed at the same time.<br \/>\n@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@<br \/>\n@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @<br \/>\n@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@<br \/>\nIT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!<br \/>\nSomeone could be eavesdropping on you right now (man-in-the-middle attack)!<br \/>\nIt is also possible that the RSA host key has just been changed.<br \/>\nThe fingerprint for the RSA key sent by the remote host is<br \/>\naa:bb:cc:dd:35:a9:8b:26:0f:2f:e5:bb:9e:11:bf:d9.<br \/>\nPlease contact your system administrator.<br \/>\nAdd correct host key in \/root\/.ssh\/known_hosts to get rid of this message.<br \/>\nOffending key in \/root\/.ssh\/known_hosts:3<br \/>\nRSA host key for www.example.com has changed and you have requested strict checking.<br \/>\nHost key verification failed.<br \/>\nrsync: connection unexpectedly closed (0 bytes received so far) [sender]<br \/>\nrsync error: unexplained error (code 255) at io.c(600) [sender=3.0.6]<br \/>\n[\/shell]<\/p>\n<p>\u3053\u308c\u306f\u3082\u3061\u308d\u3093\u81ea\u5206\u3067\u30b5\u30fc\u30d0\u30fc\u3092\u518d\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u3068\u304b\u3001DNS\u306e\u5411\u304d\u5148\u3092\u5225\u30b5\u30fc\u30d0\u30fc\u306b\u5909\u66f4\u3057\u305f\u306a\u3069\u306e\u6b63\u5f53\u306a\u7406\u7531\u304c\u3042\u308c\u3070\u4ee5\u4e0b\u306e\u5bfe\u5fdc\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u3066\u3044\u308b\u958b\u3044\u3066\u30b5\u30fc\u30d0\u30fc\u306e\u516c\u958b\u9375\u3092\u6d88\u3059\u3053\u3068\u3067\u5bfe\u5fdc\u3067\u304d\u308b\u3002<\/p>\n<p>[shell]<br \/>\n# www.example.com\u306e\u516c\u958b\u9375\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u524a\u9664<br \/>\nssh-keygen -R www.example.com<br \/>\n[\/shell]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u540c\u3058\u30db\u30b9\u30c8\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u516c\u958b\u9375\u304c\u5909\u308f\u3063\u305f\u3068\u304d\u306bSSH\u63a5\u7d9a\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e1\u30c3\u30bb\u30fc &hellip; <a href=\"https:\/\/blog.rutake.com\/techmemo\/2016\/03\/29\/warning-remote-host-identification-has-changed%e3%80%80%e5%af%be%e7%ad%96\/\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[366],"_links":{"self":[{"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/posts\/2618"}],"collection":[{"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/comments?post=2618"}],"version-history":[{"count":1,"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/posts\/2618\/revisions"}],"predecessor-version":[{"id":2619,"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/posts\/2618\/revisions\/2619"}],"wp:attachment":[{"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/media?parent=2618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/categories?post=2618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.rutake.com\/techmemo\/wp-json\/wp\/v2\/tags?post=2618"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}