How To Configure SSH Server on Centos

To configure your SSH Server you will need to edit /etc/ssh/sshd_config using the following command:

# vi /etc/ssh/sshd_config

• To disable root logins, edit or add the following line:

  PermitRootLogin no
  

• To allow only specific users over SSH edit or add the following line: <

  AllowUsers ryan chris
  

• Change the listening port of SSH service edit or add the following line:

  Port 11111
  

Save and quit the SSH configuration file and restart the SSH service to reflect the changes by using the following command:

# service sshd restart

Congratulations, you have configured the SSH Server on CentOS VPS.