The Linux kernel includes some of the most powerful and flexible firewall code in any general-purpose operating system. This code is called Netfilter, though most of us refer to it by the name of its ...

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 best free Linux firewalls make it simple and easy to better protect your PC and network security on your Linux machines. A dedicated firewall stands between the internet and your network, and is ...

Programmers have found a vulnerability in Linux that could allow protective firewall software to grant malicious computer users access to protected networks. The flaw, which affects versions 2.4.14 ...

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 ...

When I started writing this column in autumn of 2000, I had the day job of firewall engineer. I enjoyed that type of work, but I was enough of a big-picture kind of guy to be aware that every year, ...

I need to setup a firewall between our T1 router and network. <P>I do not know Linux.<P>I'll need to NIC's that work with Lunix, easily and well.<P>Our server room is far too small for its purpose.

When looking for an effective, inexpensive firewall solution, Linux firewalls do not often enter into the picture unless someone involved in the security planning process is a Linux guru. With the ...

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 for ...

FireWall-1 is also the most powerful commercial firewall solution now available for the Linux platform. FireWall-1 isn’t the only well-known solution to move into the Linux camp. AXENT Raptor Firewall ...