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 ...

The lowdown on what open-source operating systems are and why they matter.

It's not based on Android, the California-based technology company's mobile operating system used in billions of smartphones around the world, nor does it build upon the Linux kernel.

Apple has released updates to macOS, iOS, iPadOS, watchOS, and tvOS to address a security vulnerability in the kernel that could allow an app to execute arbitrary code with kernel privileges. Update ...

Want a truly secure operating system kernel? The Linux Foundation is partnering with Australia's national science agency, CSIRO, to roll out the seL4 microkernel.