Search Articles — Sudonull

https://sudonull.com/http-latency-diagnostics-from-nginx-to-the-kernel

Searching for causes of latency in the HTTP pipeline. Analysis of Nginx logs, Server-Timing, and TCP_INFO for quick localization of bottlenecks.

https://sudonull.com/backdoor-in-wait4-linux-kernel-vulnerability

Analysis of a real backdoor in the Linux kernel from 2003: how an assignment error in wait4() opened root access. Lessons for developers: code review, Git, fuzzing. Study the details of the attack.

https://sudonull.com/windows-kernel-policy-only-whcp-drivers-from-2026

Microsoft tightens driver trust in Windows 11 and Server 2025 kernel. Rejection of outdated certificates, audit mode, AppLocker. Details of changes for developers and admins — read and prepare.

https://sudonull.com/optimaos-on-rust-single-kernel-for-all-platforms

Explore OptimaOS architecture — kernel on Rust without forks for desktop, servers and Edge. Separation of mechanisms/policies, Linux ABI, memory safety. Detailed breakdown for developers.

https://sudonull.com/anticheats-user-mode-and-kernel-mode-limitations

Breakdown of anticheat levels, DLL injection detection and DMA. Technical principles for developers. Study the weaknesses and evolution of game protection systems.

The Linux Kernel Archives

https://www.kernel.org/

Jun 28, 2026 · This site is operated by the Linux Kernel Organization, a 501 (c)3 nonprofit corporation, with support from the following sponsors.

Kernel (operating system) - Wikipedia

https://en.wikipedia.org/wiki/Kernel_%28operating_system%29

This central component of a computer system is responsible for executing programs. The kernel takes responsibility for deciding at any time which of the many running programs should be allocated to the …

GitHub - torvalds/linux: Linux kernel source tree · GitHub

https://github.com/torvalds/linux

Linux kernel ============ The Linux kernel is the core of any Linux operating system. It manages hardware, system resources, and provides the fundamental services for all other software.

The Linux Kernel Archives - Releases

https://www.kernel.org/category/releases.html

Feb 25, 2026 · To find out the version of your kernel, run uname -r: ... If you see anything at all after the dash, you are running a distribution kernel. Please use the support channels offered by your …

Linux kernel - Wikipedia

https://en.wikipedia.org/wiki/Linux_kernel

Since the late 1990s, it has been included in many operating system distributions, many of which are called Linux. One such Linux kernel operating system is Android, which is used in many mobile and …

Kernel in Operating System - GeeksforGeeks

https://www.geeksforgeeks.org/operating-systems/kernel-in-operating-system/

Apr 23, 2026 · The kernel manages system resources, such as the CPU, memory and devices, ensuring everything works together smoothly and efficiently. It handles tasks like running programs, accessing …

Linux Kernel 7.0 Released, This Is What’s New

https://linuxiac.com/linux-kernel-7-0-released/

Apr 12, 2026 · Linux kernel 7.0 is now available, featuring stable Rust support and updates to filesystems, networking, virtualization, and security.

What is the Linux Kernel? | Ubuntu and Linux | Linux kernel

https://canonical.com/knowledge/ubuntu-and-linux/what-is-linux-kernel

The kernel forms the system’s core, managing processes, memory, hardware, networking, and communication between applications and devices. A central concept is the split between kernel …

What is a Kernel? | Definition from TechTarget

https://www.techtarget.com/searchdatacenter/definition/kernel

Aug 1, 2024 · What is a kernel? A kernel is the essential foundation of a computer's operating system (OS). It's the core that provides basic services for all other parts of the OS.