linux内网SSH，SCP登录其他服务器Add correct host key in /root/.ssh/known_hosts to get rid of this message

缺乏、安全感 2022-06-06 10:51 141阅读 0赞

首先跟大家说一下我的问题情况，有一台虚拟机服务器重新装了系统ip:10.10.10.171，由于服务器171出问题了重新装了系统，其他的内网服务器使用ssh方式内网登录171时会报错，主要原因是因为要访问171的服务器再进行登录过171的主机都会把他的服务器登录标识证书记录下来，下次登录时会去比对之前的记录，由于系统重装标识变了导致不能继续登录，解决方案是在客户端服务器执行ssh-keygen -R 要登录的171服务器ip（10.10.10.171）

所报问题情况如下

\[root@localhost ~\]\# ssh root@10.10.10.171  
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@  
@    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 the RSA host key has just been changed.  
The fingerprint for the RSA key sent by the remote host is  
1f:6d:6b:19:8d:0f:a5:42:11:26:3d:42:38:29:8f:03.  
Please contact your system administrator.  
Add correct host key in /root/.ssh/known\_hosts to get rid of this message.  
Offending key in /root/.ssh/known\_hosts:6  
RSA host key for 10.10.10.171 has changed and you have requested strict checking.  
Host key verification failed.