root@debian64:/home/xiaoliuzi/.ssh/key_backup# ssh -T git@github.com The authenticity of host 'github.com (192.30.252.131)' 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 continu
再次遇到 SSH Server And "Permission denied (publickey) 用这个关键词搜索才找到howtogeek上答案: sshd : Authentication refused: bad ownership or modes for directory / 直接用我文章题目中的搜索,这次不管用. 看log $ grep sshd /var/log/audit/audit.log 这个命令很有用.它会告诉你原因. May 17 16:21:25 localhost