Posts with the tag kernel:

Kernel bypass networking: why HFT firms skip the Linux network stack

Why the standard Linux network path is too slow for high-frequency trading, and how kernel bypass removes that latency. With a walkthrough of a minimal AF_XDP receiver compared to a standard UDP socket.

Lapse: the AIO Kernel Exploit Behind the PS5 Jailbreak

Dive into the privilege escalation path from a userland WebKit exploit to kernel space through the Lapse AIO vulnerability that allows us to Jailbreak a PS5.

A History of Anti-Cheat Techniques in Video Games, from Server-Side Code to Kernel Level

A discovery of the evolution of anti-cheating technolgies over the years

Writing an OS in Rust: Bootloader #1

A brief introduction to building a custom operating system in Rust, starting with the bootloader. This article covers setting up the development environment, creating a minimal bootable kernel, and understanding how the boot process works at a low level.

How to write you first kernel

In this article, we’ll write a simple 32bits ‘Hello, World!’ kernel for x86