An even more locked-down version of the foundation most users never see.

Windows operating system comes with both Kernel and User modes, but not everyone knows the difference between both. In fact, most users have no idea these modes exist, but yet they’ve used them before ...

Spend enough time around Android, or even PCs, and eventually, you will come across the term, “the Linux kernel.” Android uses the Linux kernel too. In fact, it’s an integral part of the way your ...

FreeBSD, Haiku, and other systems everyone mistakes for Linux are actually their own OS outside of the system that you are used to.

Overview Recently, NSFOCUS CERT has detected a Linux kernel privilege escalation vulnerability (Dirty Frag) disclosed online. Attackers use the logical defects of splice system calls in conjunction ...

At the WWDC conference last year, Apple announced plans to deprecate macOS "kernel extensions" (KEXTs) and replace them with a new mechanism called "system extensions." The first step towards this ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...