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.

SolutionBase: Use the Web interface to configure and monitor an IPCop firewall Your email has been sent Get a thorough walk-through of the IPCop Web interface, as well as some configuration and ...

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 ...

How to configure SSH to use a non-standard port with SELinux set to enforcing Your email has been sent Switching the SSH listening port is an easy way to help secure remote login on your Linux servers ...

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, ...