Linux is the most secure OS on the market for a reason. These are the security-centric commands you should have in your back pocket.

If, however, you're a Linux administrator or power user, and you often use shell commands and/or write shell scripts, then, my friend, you can wreck your computer's day with the wrong command at ...

Many storage commands in Linux have the ability to delete your data, which you can accidently do if you're not careful. Proceed with caution if you're a newcomer, and always remember to keep a ...

All the Ubuntu / Debian Linux commands you need to copy files, install software, edit text and much, much more.

A compilation of essential commands for searching, monitoring and securing Linux systems - plus the Linux Command Line Cheat Sheet.

Knowing which sudo or su command to run is important. Jack Wallen demystifies these two Linux admin tools.

Linux systems offer a number of easy commands for sending messages to other logged in users. In this post, we examine some very handy messaging tools.

Perfect for entry-level Linux system administrators, as well as system administrators familiar with Windows, Mac, NetWare, or other UNIX systems, it's a must-read guide to manage Linux servers.

Essential nmcli commands to manage network connections, configure Wi-Fi and Ethernet, set static IPs, and troubleshoot errors ...