pfSense
pfSense is an open-source, free, and customizable firewall and router distribution that is based on FreeBSD. It is used to protect computer networks from unauthorized access and other security threats. pfSense is a popular choice for small businesses, home users, and educational institutions because it is easy to use and configure, and it provides a wide range of features.
Why Learn pfSense?
There are many reasons why you might want to learn pfSense. Some of the most common reasons include: