IP가 같은 상황에서 ssh 혹은 os를 새로 설치한 후에 ssh 접속을 하려니 다음 에러가 나옴
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@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
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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 the RSA host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
-생략-
Please contact your system administrator.
Add correct host key in /home/warren/.ssh/known_hosts to get rid of this message.
Offending key in /home/warren/.ssh/known_hosts:1
RSA host key for -생략(ip)- has changed and you have requested strict checking.
Host key verification failed.
> remote 하려는 호스트에서 ssh-keygen -R ip
> 재시도
호슐랭