想要用ssh來操控,沒想到連線時,出現「WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!」,後面還有一大串英文,收尋了一下,終於被小弟找到原因了~
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be eavesdropping on you right now (man-in-the-middle attack)! It is also possible that a host key has just been changed. The fingerprint for the RSA key sent by the remote host is SHA256:WIQssO0CpvBD9wgXY8GZN51+BPHYZGYsZM6fANIzBTk. Please contact your system administrator. Add correct host key in /Users/woff/.ssh/known_hosts to get rid of this message. Offending RSA key in /Users/woff/.ssh/known_hosts:1 RSA host key for has changed and you have requested strict checking. Host key verification failed.
會出現這訊息是因為,第一次SSH連現時,會生成一個認證,儲存在客戶端(也就是用SSH連線其他電腦的那個,自己操作的那個)中的known_hosts,但是如果伺服器端重灌過了,認證資訊當然也會更改,伺服器端與客戶端不同時,就會跳出錯誤啦~因此,只要把電腦中的認證資訊刪除,連線時重新生成,就一切完美啦~要刪除很簡單,只要在客戶端輸入一個指令
ssh-keygen -R 伺服器端的IP或網址
接下來在連線一次,會出現
Are you sure you want to continue connecting (yes/no)?
輸入yes,就完成連線啦!同時,新的認證也生成了
|