How to Set Up a Firewall with UFW on Ubuntu 18.04

A properly configured firewall is one of the most important aspects of overall system security. By default, Ubuntu comes with a firewall configuration tool called UFW (Uncomplicated Firewall). UFW is a user-friendly front-end for managing iptables firewall rules and its main goal is to make managing iptables easier or as the name says uncomplicated.

Prerequisites #

#ubuntu 18.04 #ufw #a firewall