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在远程ssh登录ubuntu的时候出现如下错误：

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@    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 ECDSA key sent by the remote host isSHA256:QoT95A2mH+9pGdLrsqvRidkZP0a+TWZg3dD6U8U/haU.Please contact your system administrator.Add correct host key in /c/Users/dell/.ssh/known_hosts to get rid of this message.Offending ECDSA key in /c/Users/dell/.ssh/known_hosts:6Host key for 10.16.78.120 has changed and you have requested strict checking.Host key verification failed.

解决方法

在客户端使用vim打开如下文件

vim ~/.ssh/known_hosts

将自己连接ip地址的主机信息删掉，然后重新连接即可：

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