Category: Ubuntu


How To Harden OpenSSH on Ubuntu 20.04

/ Category: Guide, OpenSSH, Tutorials, Ubuntu, Ubuntu 20.04 / Comments: None

how to harden openssh on ubuntu 20.04

OpenSSH is one of the most popular tools that uses SSH protocol for secure system administration, file transfers, and other communication across the Internet. It is free and used by system administrators to manage remote systems. OpenSSH runs on port 22 and it is the first target of a hacker. So you may need to harden your OpenSSH server to protect it from hackers.