Firewall Configuration and Traffic Filtering using UFW Objective: To configure and test basic firewall rules on a Linux system using UFW (Uncomplicated Firewall). This experiment demonstrates how to ...

Configure firewall rules to block Telnet (port 23) and allow SSH (port 22), test these rules, and restore the firewall to its original state. This task is performed on both Windows (using GUI) and ...

Upon examining several proprietary and open-source solutions, we found a major drawback to many of them was the requirement that our internal networks would need to be renumbered into a private ...

Linux firewalls can be very complicated. With the help of a GUI, firewall configuration is easier. These GUIs are easy to install and free to use. A firewall is often the heart and soul of desktop ...

Mick Bauer introduced Firewall Builder to Linux Journal readers in 2003 with his article “Using Firewall Builder”. A lot of time has passed since 2003, the project has evolved, the appearance of the ...

Linux is highly secure, but you should still have a firewall. You should know if your ISP's hardware (gateway) uses a firewall. One of the easiest Linux firewalls is UFW and its GUI sidekick, GUFW.