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, ...

Check Point FireWall-1 is the 800-pound gorilla of the commercial firewall industry. Check Point Software Technologies has ported its popular, sophisticated and relatively easy-to-administer firewall ...

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 ...

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 ...

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 ...

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 ...

I am about to deploy a Linux firewall to replace an end of life PIX. I know, not the same class but this is academia and I was given $0 for a budget. Right now the PIX has one line in and one line out ...

As some of you know from my last dumb post about mounting the floppy, I am new to Linux. I would like to learn though the feasibility of setting up a Linux machine as a firewall for a dedicated ...

Firewall logs. There's never enough time to review them, but you can't ignore them. Here's one way to look for malicious connections without spending a lot of time at it. Firewall logs always contain ...