Platform to host Capture the Flag competitions

Snoop — инструмент разведки на основе открытых данных (OSINT world)

Library consisting of explanation and implementation of all the existing attacks on various Encryption Systems, Digital Signatures, Key Exchange, Authentication methods along with example challenges from CTFs

🌸 Interactive shellcoding environment to easily craft shellcodes

Docker based Wargame Platform - To practice your CTF skills

CTF Training 经典赛题复现环境

Backwards program slice stitching for automatic CTF problem solving.

DEFCON 2018 Qualification writeups

This tool aims at automating the identification of potential service running behind ports identified manually either through manual scan or services running locally. The tool is useful when nmap or any scanning tool is not available and in the situation during which you did a manual port scanning and then want to identify the services running behind the identified ports.

⚡ Automatically decrypt encryptions without knowing the key or cipher, decode encodings, and crack hashes ⚡

For effective cheating detection in competitions. Utilizes Linux Kernel Module (LKM) for generating flags.

Writeup of security — CTFLearn Challenges.

Code-Audit-Challenges

CTF framework and exploit development library

Spoilerwall introduces a brand new concept in the field of network hardening. Avoid being scanned by spoiling movies on all your ports!

(mostly web related) web challenge writeups between 2011 and 2015

📚 VoidHack CTF write-ups

ctfcli is a tool to manage Capture The Flag events and challenges

A collection of tiny XSS Payloads that can be used in different contexts. https://tinyxss.terjanq.me