iptables

getting started with UFW

How to Use UFW Firewall on Debian, Ubuntu, Linux Mint

This tutorial is going to show you how to use UFW (Uncomplicated FireWall) on Debian/Ubuntu/Linux Mint with some real-world examples.…

gufw

How to Install and Use Gufw Firewall on Ubuntu Desktop

Setting up iptables firewall can be difficult for Linux beginners. Ubuntu has made it a little bit easier. UFW, aka…