SSH登录失败出现“This private key will be ignored.”报错，如何解决？

现象

SSH登录失败,目标虚拟机内提示“Permissions 0777 for '~/.ssh/id_rsa' are too open，It is required that your private key files are NOT accessible by others.This private key will be ignored.”。

原因

id_rsa的权限过高导致ssh登录失败。

解决方案

• 执行chmod 700 id_rsa重新赋权后恢复正常。