The computer's master control program. When a computer is turned on, a small "boot program" loads the operating system. Although additional system modules may be loaded as needed, the main part, known ...

Linux is a tried-and-true, open-source operating system released in 1991 for computers, but its use has expanded to underpin systems for cars, phones, web servers and, more recently, networking gear.

With cybersecurity threats on the rise and data breaches occurring almost every week, it’s natural to ask: What is the most secure operating system (OS)? Unfortunately, the answer isn’t ...