The vast majority of Linux distributions use systemd, including Arch, Red Hat, and Debian, and many of the distributions ...

One of the things that makes Linux and Unix-like systems both powerful and frustrating is that there are many ways to accomplish any particular goal. Take something simple like running a bunch of ...

One of the many nice things about Linux is that there's always so much power at your fingertips. With that power comes great information that can help you troubleshoot issues or simply see how much ...

One of Linux's strengths as an operating system is its ability to be configured and tweaked to suit your tastes. Using the command line allows you to issue powerful commands that are unavailable to ...

Here in the Paranoid Penguin column, we're in the midst of building a virtual network server using User-Mode Linux. Last month, I explained why this is a good idea, how it works, how to prepare your ...

Nmap is an essential tool for anyone who's serious about network security. It can be installed on any Linux distribution.

In the last two Paranoid Penguin columns, I walked you through the process of building a virtual network server using User-Mode Linux. We built both host and guest kernels, obtained a prebuilt root ...