【问题记录】05 Host key for [ip] has changed and you have requested strict checking.Host key verification

SSH连接服务器主机Key变更问题及解决

最新推荐文章于 2024-12-22 15:49:04 发布

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最新推荐文章于 2024-12-22 15:49:04 发布 · 523 阅读

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#tcp/ip #服务器 #ssh

在尝试SSH连接到重新安装系统的服务器时，遇到了远程主机标识改变的警告，这可能导致安全问题。解决方法是删除~/.ssh/known_hosts文件中对应IP地址的记录行，然后重新连接。确保安全，避免中间人攻击。

1、报错信息如下：

在这里插入图片描述

// ***.***.***.**为主机ip
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@    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:L0f60iCVLuTnYICUPLpgWx13sT7SXQdz2Z3BSzRCw.
Please contact your system administrator.
Add correct host key in /Users/test/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /Users/test/.ssh/known_hosts:17
Host key for ***.***.***.** has changed and you have requested strict checking.
Host key verification failed.

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