How to Setup a Firewall with UFW on Debian 10 Linux

How to Setup a Firewall with UFW on Debian 10 Linux

Nowadays, a Firewall is an essential utility and property of any system for security; by default Debian Operating system having a firewall configuration tool named UFW (Uncomplicated Firewall). UFW is a user-friendly front-end tool to manage iptables firewall rules....