99 Open Source Ctf Challenges Software Projects

Google CTF

This cheasheet is aimed at the CTF Players and Beginners to help them understand the fundamentals of Privilege Escalation with examples.

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

Educational, CTF-styled labs for individuals interested in Memory Forensics

Pwnable|Web Security|Cryptography CTF-style challenges

This cheasheet is aimed at the CTF Players and Beginners to help them sort Vulnhub Labs. This list contains all the writeups available on hackingarticles.

This cheasheet is aimed at the CTF Players and Beginners to help them sort the CTF Challenges on the basis of Difficulties.

Source code, writeups and exps in LCTF2017.

An open source Android application that is intentionally vulnerable so as to act as a learning platform for Android application security beginners.

CTF入門建議

Source code, writeups and exps in LCTF2018.

CTF Challenge Framework for Windows 8 and above

Exploiting challenges in Linux and Windows

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

Shell script to cover your tracks on UNIX systems. Designed for pen testing "covering tracks" phase, before exiting the infected server. Or, permanently disable system logs for post-exploitation.

CTF Challenges

Dockerfile for hitcon

CTF writeups

Polymorphic VM and PoliCTF '17 reversing challenge.

An aggregation of CTF challenges and write-ups for csictf 2020!

SolveMe - Jeopardy CTF Platform

Kudelski Security's 2018 pre-Black Hat crypto challenge

A Purposefully Vulnerable Blockchain

dockerfile of CTF web practices

Capture the flag challenges

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

CanHackMe - Jeopardy CTF Platform

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

Curated resource compendium, created for/by the LearnTeachCode community

This is an open source platform for competitions of computer security.

使用intel pin来求解一部分CTF challenge

Pwn challenges for AIS3 pre-exam 2020 and MyFirstCTF 2020

Scenarios of the Robotics CTF (RCTF), a playground to challenge robot security.

List of CTF related to Ethereum world (solidity smart contracts)

:rice_cracker: CTFs, Boot2Roots etc...

homemade-CTF-challenges

Write-ups for FireEye's FLARE-On challenges

[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)_/¯

How to write a CrackMe for a CTF competition. Source code, technical explanation, anti-debugging and anti reverse-engineering tricks.

repo with challenge material for riceteacatpanda (2020)

Monorepo for infrastructure and challenges of SECedu CTF 2019.

Write-ups for CTF challenges.

Bluefrost Exploitation Challenge 2019 - Exploit and Writeup

Collection of CTF challenges I made

:coffee: Bamboofox CTF training platform

RSA primes numbers /RSA/CTFs

stegbrute is to "brute force" stego passphrase , for now only works with steghide bruteforce.

HackToday is annual ctf competition held by Cyber Security IPB

CTFs I've played so far

Tasks from CTFZone 2017 quals

This is a PWN challenges repo.###### 1f y0u l1ke, g1v3 m3 a star~

My RE challenge from Northsec 2018.

Plugin that uses to generate dynamic flag with oneline envirenment for CTFd

A .net Crackme Challenge made for the SecTalks Brisbane 2017 Capture the Flag Event. Writeup/solution included.

Source code

A WASM CTF Challenge

Open-source challenges for Naumachia

Repository of challenges for SunshineCTF 2019

Défis et solutions de l'éditions UnitedCTF-2019

Défis et solutions de l'éditions UnitedCTF-2020

DEF CON 27 (2019) OpenCTF Repository - Developed, Organized, and Hosted by Neg9

Lucideus CyberGym is the internal CTF event we organise for our security professionals to grow and learn together. Now everyone can access the challenges that can be easily setup and start playing.

Algorithmic, Data Structures, Frontend and Pentest - Programming challenges and competitions to improve knowledge.

BSidesSF CTF 2017 release

My solutions to the 2020 NSA Codebreaker Challenge

The entire walkthrough of all my resolved TryHackMe rooms

🏴 🏴 🏴

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

Writeups for CTF challenges.

A curated list of Awesome Security Challenges.

Repository of my CTF writeups

:trollface: WeCTF 2020+ Source Code & Organizer's Writeup

For beginners which zero knowledge on ethical hacking!

CTF problems for the practice of Beginners in Cyber Forensics.

Blockchain Challenges Collection(WIP)

xinetd docker for building ethereum contract challenges

JerseyCTF 2021

Write-ups for various CTF competitions and hacking challenges where i have participated.

WaniCTF'21-spring official writeup & source code

DC540 hacking challenge 0x00001.

CTF challenge writeups

Challenges and other resources for magpieCTF 2021.

3rd edition of the HeroCTF, a CTF with a large difficulty range organized by students from French Brittany

Writeups and solver scripts wrote for CTFS and Wargames, mostly memory corruption and reverse engineering tasks.

A cool web based CTF. Designed to be a static site, so no servers are necessary to host it.

2020 第三届安洵杯 部分题目环境/源码

Blizzard CTF 2017: Sombra True Random Number Generator (STRNG).

KPMG Cyber Security Challenge 2017 questions repository and writeups

My solutions and writeups for the CTF challenges hosted @ backdoor.sdslabs.co

23–24 мая 2020 ⋅ Юниорские соревнования по информационной безопасности

WaniCTF 2020 official writeup & source code

Репозиторий с заданиями и разборами отборочного этапа первых открытых соревнований по информационной безопасности среди школ и колледжей Свердловской области "IsetCTF"

中国科学技术大学第八届信息安全大赛的官方与非官方题解

Resumão da massa sobre Capture the Flag.

A training platform with different Scenarios of CTF Web Challenges

Writeups for TryHackMe and HackTheBox.

Writeups on my TryHackMe adventures!