REMOTE HOST IDENTIFICATION HAS CHANGED
报错
$ ssh root@114.121.43.3
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ 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 ED25519 key sent by the remote host is
SHA256:V6Yv22sNitZoKCoTDCjiT+i7J8v254fj5MLZyi4GtMA.
Please contact your system administrator.
Add correct host key in /Users/ss/.ssh/known_hosts to get rid of this message.
Offending ED25519 key in /Users/ss/.ssh/known_hosts:24
Host key for 114.121.43.3 has changed and you have requested strict checking.
Host key verification failed.
解决
需要把缓存的 hosts 删除就好了
cd $HOME/.ssh/
进入到.ssh目录，删除掉known_hosts文件中包含要连接的服务器IP行即可：
sed -i '/114.121.43.3/d' $HOME/.ssh/known_hosts
说明
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