We list the best Linux firewalls, to make it simple and easy to set up and manage a more advanced firewall for your Linux PC or IT network. A dedicated firewall is the first line of defense when ...

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Like many Linux distributions, Windows, and macOS, Ubuntu has a firewall. This security feature can prevent connections from unwanted sources on your system. Sometimes, though, you might want to ...

In today's open source roundup: Six GUI firewall management applications in Linux. Plus: Linux Lite 2.2 released, and the story of how Kali Linux was created The command line is a powerful tool ...

I would like to learn though the feasibility of setting up a Linux machine as a firewall for a dedicated internet connection, likely DSL, to a small LAN. I have several questions on getting started.

How many of you use a Linux Firewall in a corporate environment?<BR><BR>Which one and how well does it work for your needs?<BR><BR>I have been given the task of finding a firewall for my company.

The ufw (uncomplicated firewall) represents a serious simplification ... Sandra Henry-Stocker was a programmer, Linux systems administrator, security engineer and Linux journalist for most of ...

Nick Gregory, a Sophos threat researcher, found this hole recently while checking netfilter for possible security problems. Gregory explains in great detail his bug hunt, and I recommend it for ...