How do I disable SSH access?
The root user is enabled by default on most Linux servers , and hackers frequently attempt to get access to it by guessing its password. As a result, it’s a good idea to turn off the root account. $ vi /etc/ssh/sshd_config PermitRootLogin no Also, instead of using a password, you can use a safe mechanism like SSH public-private key authentication. SSH using the public key command line — check here Read More: Velan Tech Tips