In this blog i will show how to install and securely configure a ssh server with all the possible security mechanisms. SSH (Secure Shell) is a cryptographic network protocol used for secure…

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Learn how to install and securely configure an SSH server on Linux. The guide covers essential security mechanisms such as changing the default port, binding SSH to specific IPs, disabling root login, setting up public key authentication, and using both passwords and keys for authentication. It also includes instructions on denying or allowing access based on IP and username to enhance SSH security.

SSH server Secure configuration in Linux

1.change the default port of ssh to prevent automated attacks

5. Using password and key both to authenticate (most secure)