The authenticity of host 'github.com (13.250.177.223)' can't be established.
问题：
用命令ssh -T git@github.com查看git认证是否配置成功时报“The authenticity of host 'github.com (192.30.252.131)' can't be established.”的错html
[root@iZ94xpmg9boZ .ssh]# ssh -T git@github.com
The authenticity of host 'github.com (13.250.177.223)' can't be established.
RSA key fingerprint is 16:27:ac:a5:76:28:2d:36:63:1b:56:4d:eb:df:a6:48.
Are you sure you want to continue connecting (yes/no)?
Warning: Permanently added 'github.com,13.250.177.223' (RSA) to the list of known hosts.Permission denied (publickey).
解决方案：
Are you sure you want to continue connecting (yes/no)? #这里输入yes回车git
