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 ...

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 ...

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

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

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

Senior Systems Administrator Although some may consider people to be senior sysadmins based on a certain number of years' experience, to me, what makes someone a senior sysadmin versus a mid-level ...

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

Happy sys admins mean happy systems. By avoiding these 9 common mistakes, you can stay on your sys admin's good side.

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