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.

Compare the top 5 Linux-friendly network security providers for small businesses. Discover reliable tools, features, and protection solutions designed for Linux environments.

Your Linux PC is only as secure as the settings you choose to enable (or disable).

The Ubuntu Unleashed blog has an excellent guide to the ins and outs of the Uncomplicated Firewall (ufw), a new feature in Ubuntu Linux 8.04, or Hardy Heron, that makes it easy to control the traffic ...

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 ...