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 ...

Linux processes are made up of text, data, and BSS static segments; in addition, each process has its own stack (which is created with the fork system call). Heap space for Linux tasks are allocated ...

Windows, Linux, and macOS have all received security patches that significantly alter how the operating systems handle virtual memory in order to protect against a hitherto undisclosed flaw. This is ...

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 ...

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.