Key authentication for Linux

Create the. ssh#mkdir/root/.ssh/

Create a file and copy the public key into the file love you #vi/root/.ssh/authorized_keys

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Save exit: Wq

Modify Directory Permissions #chmod 700/root/.ssh

Modify file Permissions #chmod 600/root/.ssh/authorized_keys

Modify File #vi/etc/selinux/config

Turn off SELinux Security firewall selinux=disabled

: Wq

Clear the Iptables rule #iptables-f

Purge saved to #service iptables save

Temporary cleanup effective #setenforce 0

Save File #/etc/init.d/iptables Save

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Key authentication for Linux