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.

I've used many different network configurations lately, from custom OPNsense boxes to Eero mesh networks, have used custom firmware on various hardware, several generations of Ubiquiti, and I am ...

Simone Margaritelli, the VP of Research at Zimperium, has created a Linux port of Little Snitch, a wildly popular macOS firewall application. Named OpenSnitch, the Linux port works on the same ...

In this Recipe, I'll explain both the options for firewall protection and the differences between hardware and software implementations. By the end, you should be able to point a client to the ...

I'm primarily a W2K Admin with some knowledge of Linux and other Unix OSs. (Translated: Don't laugh at me if I ask something stupid, and talk in language a 4th grader can understand.)<P>I know that ...

Building a secure networked Linux box? Then you better know your firewalls. While they’re only one aspect of security, firewalls are often the first line of defense. Linux applications like iptables ...

The Internet is a big, bad scary place, and so we must protect our small business networks with good stout firewalls. Firewalls can range from a simple gadget that keeps bad data packets out of our ...