File permissions are core to almost everything you do on your Linux machine, from viewing a PDF to saving an image and running an app. The core model keeps things simple, but there are quite a few ...

We’ve all heard the joke of people running games on “toasters” and “potatoes” when they load slowly into a match, but is it actually possible to run a PC directly from a potato? A few hackers from the ...

Viewing the content of files and examining access permissions and such are very different options. This post examines a number of ways to look at files on Linux. There are a number of ways to view ...

Researchers have discovered a never-before-seen backdoor for Linux that’s being used by a threat actor linked to the Chinese government. The new backdoor originates from a Windows backdoor named ...

Linux is the most flexible and customizable operating system on the planet. That customizability starts deep within the heart of the Linux kernel and the file system. A computer file system is a ...

One of the best investments in time that a person with a keen interest in operating systems can make is to explore them from multiple angles. Operating system installation and configuration can go a ...

To rename a group of files with a single command, use the rename command. It requires the use of regular expressions and can tell you what changes will be made before making them. For decades, Linux ...