使用证书登录ssh

[Tristan]

ssh-keygen
ssh-copy-id root@ip or domain #Linux系统
cat ~/.ssh/id_rsa.pub | ssh root@ip or domain "mkdir ~/.ssh; cat >> ~/.ssh/authorized_keys" #Windows系统

删除以前的
ssh-keygen -f "/root/.ssh/known_hosts" -R "ip or domain" //需要引号