Dear readers, I appear to have set a Paranoid Penguin record—six months spent on one article series. (It has consisted of five installments, with a one-month break between the second and third pieces.

Linksys routers are designed to enable multiple devices to connect to the Internet at one time, but they often offer additional features as well. Some routers include a built-in firewall that protects ...

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 ...

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 ...

My firewall is set to "deny by default" for incoming traffic. Is that all there is to it or do I need to add certain rules to keep my PC secure? Is the Linux firewall like the Windows firewall? What ...

When you need a Linux system to have a static IP address rather than one that is set dynamically by DHCP, all that's required is some configuration changes and a restart. Follow these steps to make ...