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 ...

Kernel Mode Linux (KML) is a technology that enables the execution of user processes in kernel mode. I described the basic concept and the implementation techniques of KML on IA-32 architecture in my ...

A complex power management system for computer devices has evolved, allowing the computer to shut down or enter lower power consumption mode while ensuring that attached devices are properly powered ...

At the 2001 Linux Kernel Summit, NSA developers presented their work on Security-Enhanced Linux (SELinux) and emphasized the need for enhanced security support in the main Linux kernel. In the ensuing ...

Here are the benefits and some caveats to running data-path applications in the user space. Discussed is Linux's UIO framework. Traditionally, packet-processing or data-path applications in Linux have ...

While the GNU/Linux Operating System is gaining popularity in research and student communities as well as in the business world, its impact is still limited for all those application areas requiring ...

A new Microsoft announcement suggests it has found a way to deliver kernel-level visibility and capabilities to apps running in user mode. Experts conclude a ban on kernel access for cybersecurity ...

A new interface for implementing device drivers outside the kernel has one project saving about 5,000 lines of code. The concept of supporting user-space drivers has appeared on LWN a few times before ...