Sample for Creating a new kernel object type and supporting API

Smallest (268 bytes) 64-bit Portable Executable (PE) file that displays a message box on Windows 10

Static Binary Instrumentation tool for Windows x64 executables

Source code for the 2022 DEF CON Qualifiers.

Security Research

Research on Windows Kernel Executive Callback Objects

Personal repository for all ctf related stuffs

Bypass UAC at any level by abusing the Program Compatibility Assistant with RPC, WDI, and more Windows components

Exploit allowing you to read registry hives as non-admin on Windows 10 and 11

Learn how to combine libprotobuf-mutator with libfuzzer & AFL++

Solutions to the Matasano Crypto Challenges

A vulnerable C program for testing fuzzers.

eBPF implementation that runs on top of Windows

A VBA implementation of the RunPE technique or how to bypass application whitelisting.

A small library to modify all page-table levels of all processes from user space for x86_64 and ARMv8.

SpecuCheck is a Windows utility for checking the state of the software mitigations and hardware against CVE-2017-5754 (Meltdown), CVE-2017-5715 (Spectre v2), CVE-2018-3260 (Foreshadow), and CVE-201…

Authenticode for PNG files

Provide powerful tools for seccomp analysis

Full exploit chain (CVE-2019-11708 & CVE-2019-9810) against Firefox on Windows 64-bit.

Open Source Point of Sale is a web based point of sale application written in PHP using CodeIgniter framework. It uses MySQL as the data back end and has a Bootstrap 3 based user interface.

SIDH Library is a fast and portable software library that implements state-of-the-art supersingular isogeny cryptographic schemes. The chosen parameters aim to provide security against attackers ru…