The original sources of MS-DOS 1.25, 2.0, and 4.0 for reference purposes

Collection of malware source code for a variety of platforms in an array of different programming languages.

A FREE comprehensive reverse engineering tutorial covering x86, x64, 32-bit/64-bit ARM, 8-bit AVR and 32-bit RISC-V architectures.

An introduction to ARM64 assembly on Apple Silicon Macs

AV/EDR evasion via direct system calls.

AV/EDR evasion via direct system calls.

Just another Windows Process Injection

Simple Polymorphic Engine (SPE32) is a simple polymorphic engine for encrypting code and data. It is an amateur project that can be used to demonstrate what polymorphic engines are.

Circumventing "noexec" mount flag to execute arbitrary linux binaries by ptrace-less process injection

Circumventing "noexec" mount flag to execute arbitrary linux binaries by ptrace-less process injection

AV/EDR evasion via direct system calls.