ssh指定私钥登陆linux主机

ssh指定私钥登陆linux主机

服务端

ssh-keygen -t rsa -b 4096
一路回车

cat .ssh/id_rsa.pub >> .ssh/authorized_keys
将公钥追加到authorized_keys

客户端

下载私钥，指定私钥登陆

scp root@192.168.*.*:/root/.ssh/id_rsa ./192.168.*.*.rsa

localhost:~ wangzi$ mv 23.pem 192.168.*.*.rsa
localhost:~ wangzi$ chmod 600 192.168.*.*.rsa
localhost:~ wangzi$ ssh -i 192.168.*.*.rsa root@192.168.*.*
Last login: Thu Jan 14 13:02:31 2021 from 172.16.*.*
-bash: warning: setlocale: LC_CTYPE: cannot change locale (UTF-8): No such file or directory
[root@localhost ~]#

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