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 ...

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I've been writing a multipart series on building a transparent (bridging) firewall using Linux. Specifically, I'm using the distribution OpenWrt running on a Linksys WRT54GL broadband router, a ...

Although Linux has a firewall built into the kernel itself, it isn’t always the easiest to use, especially for new users to Linux, even when there are several graphical utilities that can help you ...

A dedicated firewall is an established basic cybersecurity tool, intended to prevent unauthorized intrusion by providing a guarded perimeter between the internet and your computer or IT network.