Whether your Linux box has hundreds of users or just one account for you and one for your dog it is important to understand how Linux user accounts work. There are GUI tools for this within GNOME and ...

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

I have been a Linux advocate for about ten years now. The first version of Linux I installed was Red Hat 3.0.3. I had used a UNIX-based system in graduate school, and I was somewhat familiar with how ...

Many Linux commands can do more than you might think. The usermod command is one such command, and it can be very handy.

To start your journey with the Linux command line, it's important to know a few things before diving in. These aspects of the terminal are fundamental to getting the most out of the tool. Shall we ...

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 ...