Sudo stands for "superuser do" and gives a user access to administrator-like powers. Here's how to use this powerful tool.

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.

Linux Administration: A Beginner's Guide by Wale Soyinka is a hands-on manual for IT staff members who must work with both Windows and Linux. It is a practical guide for network administrators who ...

There's a new release of the open-source Linux command sudo, and it comes with improved auditing, logging, and security.

After 30 years managing Linux servers, I've found these practices helped me stay focused and effective.

Adding a user with admin privileges on Linux is easier than you think. Jack Wallen shows you how.

As someone who's been working as a system administrator for a number of years, it's easy to take tools for granted that I've used for a long time and assume everyone has heard of them. Of course, new ...

This book explores system administrator fundamentals. These days, DevOps has made even the job title “system administrator” seem a bit archaic, much like the “systems analyst” title it replaced. These ...

These are the basic Linux network commands every admin should be able to use for troubleshooting network connection problems.