Certifications from Red Hat, Oracle and SUSE are tailored to environments where those Linux distributions are prevalent.

Installing and updating the OS, managing user accounts, and looking after security are just a few of the primary responsibilities of a Linux systems administrator. While I don’t imagine that I’ll ever ...

Docker is sparking a lot of excitement in the open source cloud world. But system admins should take a look, too. Because of these isolated containers, Docker allows developers and system ...

Learn how to add, delete, and grant sudo privileges to users in Red Hat Enterprise Linux (RHEL), AlmaLinux and Rocky Linux.

Linux System Security offers ways to protect Linux systems from break-in, as well as to detect evidence of attacks quickly. The book is intended to provide readers with skills, knowledge and tools ...

But if you want to browse the internet, stream, or use most productivity software or office suites, you’ll find a capable ...

Until now, system administrators running Linux have had it fairly easy. But this won't last long. Why? Well, until now Linux has been basically a server OS. The GUI, and therefore window manager, was ...

Back in the early days of Linux, things were exponentially more complicated. The distributions were far less mature and required a particular system account to get things done. That account was root - ...