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 ...

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.

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

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 ...

A brief history on the origins of Linux. Open source vs. closed source Superuser versus regular user The directory structure Basic commands, including cd, ls, mkdir and cp The boot process ...

If you're looking after the security of Linux systems, these are the commands you must know.

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

Currently it costs $299 (around £230) to train as an administrator directly with the Linux Foundation, making Lynda’s Essential Commands (Ubuntu) much better value for money.

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