Category: Linux

The Best Ways to Secure Your SSH Server

Eny Setiyowati / Secure the SSH connection of your Linux system to protect your system and your data. System administrators and home users need to strengthen and secure computers connected to the Internet, but SSH can be complicated. Here are ten easy steps to take to protect your SSH […]

How to Work with Variables in Bash

Fatmawati Achmad Zaenuri / Shutterstock Variables are essential if you want to write scripts and understand what the code you are going to copy and paste from the web will do to your Linux computer. We will help you get started! Variables 101 Variables are named symbols that represent a […]

Did Linux Kill Commercial Unix?

Michael Vi / Commercial Unix sales have fallen off a cliff. There must be something behind this dramatic decline. Did Linux kill its ancestor by becoming a perfectly viable substitute, such as an operating system version of Invasion of the Body Snatchers? The beginning of Unix The first version […]