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 ...

If you’ve ever wondered if all of Apple’s operating systems—macOS, iOS, iPadOS, watchOS, and tvOS—are really based on the same code, today’s updates should show just how true that is. We suspect 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 ...

However, SeL4 can be used, in theory, as a foundation for Linux and other Unix related operating systems. For example, it was briefly considered for use in Richard M. Stallman's still-born Gnu Hurd ...

This course provides an introduction to Kernel programming for the Linux operating system, and the development of Linux kernel drivers for Embedded devices. The Yocto build system is introduced, which ...

Virtualization technology, whereby multiple operating systems can be run on shared hardware, is extremely well understood if somewhat inefficient in its use of resources. Just a few decades ago, ...

What can your Linux system tell you about the Linux kernel it's using? Let's do a little probing and see. How much can your Linux system tell you about the kernel it’s running and what commands are ...

Both Windows and Linux are receiving significant security updates that can, in the worst case, cause performance to drop by half, to defend against a problem that as yet hasn’t been fully disclosed.