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

The repo contains a series of challenges for learning Frida for Android Exploitation.

国内各大CTF赛题及writeup整理

💻 CTF Heaven

TryHackMe CTFs writeups, notes, drafts, scrabbles, files and solutions.

🎵 Official source code and writeups for SekaiCTF 2022!

:cn: :checkered_flag: :triangular_flag_on_post: Dockerfiles of CTF Challenges running on SniperOJ

Pentesting Framework is a bundle of penetration testing tools, Includes - security, pentesting, hacking and many more.

🎵 Official source code and writeups for SekaiCTF 2023!

🎵 Official source code and writeups for SekaiCTF 2025!

A fast, efficient and lightweight (~100 KB) Capture The Flag framework inspired by the HackTheBox platform. Built with Flask.

Writeups/solutions

More than 250 writeups for picoCTF challenges

🎵 Official source code and writeups for SekaiCTF 2024!

Capture the flag challenges

ctf solutions

Writeups for CTF challenges.

🏴 Collection of CTF solutions

My solutions to the 2020 NSA Codebreaker Challenge

For beginners which zero knowledge on ethical hacking!

[180+ scripts] There are a few genuine gems in there. And a lot of spaghetti code. Most of these scripts were for solving CTF's. If you googles something for a CTF and landed here look at the scripts they're all fairly malleable. Sorry for the shitty naming conventions (not really). If you are a recruiter stop. I wont be able to rewrite half this shit in a formal interview ¯\_(ツ)_/¯

This course uses a deliberately vulnerable banking application to demonstrate common security vulnerabilities, their impact, and how to fix them. The application is built with Flask (backend) and React (frontend).

My Writeups and Walkthroughs

picoCTF 2024 Writeup (Capture the Flag Competition) with the solutions for the challenges.

TryHackMe Roadmap

No description provided.

Comprehensive writeups for all of CyberStart / Cyber FastTrack challenges

Our main goal is to share tips from some well-known bughunters. Using recon methodology, we are able to find subdomains, apis, and tokens that are already exploitable, so we can report them. We wish to influence Online tips and explain the commands, for the better understanding of new hunters..

CTF problems for the practice of Beginners in Cyber Forensics.

This repo stores all challenges and writeups of CTFs we have participated in