Learning operating system development using Linux kernel and Raspberry Pi

A modern, portable, easy to use crypto library.

Small portable AES128/192/256 in C

Tutorial: Writing a "bare metal" operating system for Raspberry Pi 4

A C++ bare metal environment for Raspberry Pi with USB (32 and 64 bit)

Basic implementations of standard cryptography algorithms, like AES and SHA-1.

Intel / AMD CPU Internals

Clock using lib ncurses

A lightweight, secure, easy-to-use crypto library suitable for constrained environments.

This repository contains sample programs written primarily in C and C++ for learning native code reverse engineering.

A roadmap to learn C from Scratch

Beej's Guide to C Programming source

Bao, a Lightweight Static Partitioning Hypervisor

A low-overhead dynamic binary instrumentation and modification tool for ARM (both AArch32 and AArch64 support) and RISC-V (RV64GC).

Workshop on firmware reverse engineering

RISC-V Processor Trace Specification

Penglai Enclave is an open-sourced, secure and scalable TEE system for RISC-V.

RISC-V IOMMU Specification

Simple machine mode program to probe RISC-V control and status registers

An optimized neural network operator library for chips base on Xuantie CPU.

Tray icon for the Spotify Linux client application

Proof-of-concept implementation for the paper "A Security RISC: Microarchitectural Attacks on Hardware RISC-V CPUs" (IEEE S&P 2023)

Codes sources des challenges de l'édition 2023 du 404 CTF

QEMU with support for CHERI

ARM PTM decoder, and ARM ETM v4 decoder. ptm2human is a decoder for trace data outputted by Program Trace Macrocell (PTM) and Embedded Trace Macrocell (ETMv4).

A bare-metal application to test specific features of the risc-v hypervisor extension