ssh登陆提示 REMOTE HOST IDENTIFICATION HAS CHANGED

最新推荐文章于 2025-12-03 15:38:27 发布

原创最新推荐文章于 2025-12-03 15:38:27 发布 · 54 阅读

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#ssh #运维

当遇到SSH远程主机识别变更警告时，本文档指导如何通过删除known_hosts文件中相应主机条目来解决该问题，确保下次登录时不再出现警告信息。

找到known_hosts文件把里面相应的主机那行删除即可

MAC/Linux
vi ~/.ssh/known_hosts

Windows
C:\Users\用户登陆名\.ssh\known_hosts

报错信息：

➜  ssh root@mongo.top
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    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 is
SHA256:JqlKtQzSrgYOb5Jm0BcNSAoyPjvz57srOKOfbUgvpeY.
Please contact your system administrator.
Add correct host key in /Users/zhan/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /Users/zhan/.ssh/known_hosts:3
ECDSA host key for mongo.top has changed and you have requested strict checking.
Host key verification failed.
➜ vi /Users/zhan/.ssh/known_hosts

重新登陆即可