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.

After using several security tools on Windows, I'm convinced the built-in firewall is solid. Despite this, it doesn't feel like something made for me. Even though it runs quietly, is rarely in your ...

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 ...

The ufw (uncomplicated firewall) represents a serious simplification to iptables and, in the years that it’s been available, has become the default firewall on systems such as Ubuntu and Debian. And, ...

Last month, I kicked off a series of articles on transparent firewalls, beginning with a brief essay on why firewalls are still relevant in an age of Web applications and tunneled traffic. I also ...

It's no doubt that one of the leaders for network equipment is Cisco Systems. Newer Cisco devices are starting to use what Cisco calls its "="" operating="" system"="">, which is a customized flavor ...

Upon examining several proprietary and open-source solutions, we found a major drawback to many of them was the requirement that our internal networks would need to be renumbered into a private ...

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 it ...