A firewall is an important aspect of computer security these days, and most modern routers have one built in, which while helpful, can be difficult to configure. Fortunately there are also distributions (distros) of the free operating system Linux which have been specifically designed to function as firewalls.
These will generally have much more advanced features than those found on a router, and allow you to have far greater control over keeping your personal or business network safe.
In this article, we’re going to evaluate six of the most popular free firewall distros. We have tried to emphasise both power and ease of use when considering these offerings and their relative merits. If you want to see all the firewall distros available out there, feel free to visit the DistroWatch website for a comprehensive list.
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