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 ...

Linux Administration: A Beginner’s Guide by Wale Soyinka is a hands-on manual for IT staffers who must dance with Windows and Linux. It is a practical guide for network admins who deploy and maintain ...

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 ...

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 - ...

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 ...

Removing sudo rights from CentOS (top) and Ubuntu (bottom). How to create a new user with admin privileges on Linux Your email has been sent Black Hat: Security Researcher Unpacks Cybercrime’s ...