Linux Introduction
- Unix-like OS distributed free of charge under the GNU license
- Available in several “distributions” to serve different purposes
- Originally written by Linus Torvalds
- Now almost 10,000 developers including major technology companies like intel and IBM
Where is Linux used
- Majority of internet serves run linux
- 67% of world’s web servers run linux (2016)
- Used in research and high-performance computing
- Google, Amazon, NSA, 100% of TOP500 Super-Computers
- IoT devices
Why Linux
- Numerous Cybersecurity tools for linux
- majority of tools are free
- Linux allows you complete control of the system
- Linux can be made more secure
- Open Source
- Entirely customizable
- Windows and Mac have processes you can’t disable
Linux Command Line
- Interface to the underlying OS
- Built in Commands
- Environment Variables