GitHub topics: ctf-challenges

Repositories

teamteamdev/ugractf-2025-school

12 апреля 2025 ⋅ Олимпиада по защите информации

Language: HTML - Size: 916 KB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

adamyi/Geegle3

Monorepo for infrastructure and challenges of SECedu CTF 2019.

Language: Go - Size: 15.2 MB - Last synced at: about 2 months ago - Pushed at: almost 5 years ago - Stars: 27 - Forks: 0

zebbern/Cyberlandslaget-2025

Community Writeups for Cyberlandslaget 2025 Qualifications

Language: Python - Size: 3.12 MB - Last synced at: 1 day ago - Pushed at: 3 months ago - Stars: 1 - Forks: 0

shmilylty/homemade-CTF-challenges

homemade-CTF-challenges

Language: Python - Size: 39.3 MB - Last synced at: 2 months ago - Pushed at: over 7 years ago - Stars: 23 - Forks: 10

BSidesSF/ctf-2017-release

BSidesSF CTF 2017 release

Language: Ruby - Size: 25.3 MB - Last synced at: about 2 months ago - Pushed at: about 3 years ago - Stars: 126 - Forks: 27

stuxnet999/MemLabs

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

Language: Shell - Size: 549 KB - Last synced at: 2 months ago - Pushed at: over 4 years ago - Stars: 1,715 - Forks: 212

htr-tech/0xTwin

Twin-Hex Cipher Encoder/Decoder

Language: Python - Size: 3.91 KB - Last synced at: 2 months ago - Pushed at: almost 2 years ago - Stars: 18 - Forks: 0

htr-tech/Vigenere-Decoder

Decode / Bruteforce Vigenere cipher text just using the Flag Format!!

Language: Python - Size: 17.6 KB - Last synced at: 2 months ago - Pushed at: 7 months ago - Stars: 30 - Forks: 6

nicolasgarcia214/damn-vulnerable-defi-foundry

Damn Vulnerable DeFi - Foundry Version

Language: Solidity - Size: 249 KB - Last synced at: about 1 month ago - Pushed at: over 1 year ago - Stars: 503 - Forks: 190

Peaceful Farm is an Exploit Manager for Attack Defense CTFs, with a server to collect and submit flags, and a client to exploit adversary services. Features include real-time stats, timed flag submission, multithreaded clients, automatic backup, and authentication protection.

Language: Python - Size: 892 KB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 5 - Forks: 0

abhi-r3v0/EVABS

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

Language: CMake - Size: 29.1 MB - Last synced at: about 2 months ago - Pushed at: over 3 years ago - Stars: 220 - Forks: 45

atiqur-rahman-0041/ctf-stories

A collection of CTF writeups

Language: C++ - Size: 5.48 MB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

WallaceScott240/WireShark-Tasks

I used these files from a CTF I've played to find the missing piece of the puzzle. It focuses on network analysis and investigation.

Size: 191 KB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

lucthienphong1120/CyberJutsu-CTF

CyberJutsu CTF writeups of some workshops

Size: 31.3 KB - Last synced at: 8 days ago - Pushed at: about 2 years ago - Stars: 16 - Forks: 0

hackincariri/c4c

Esse é o template para os Call for Challenges (C4C)

Language: Go - Size: 1.75 MB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

timotif/snow-crash

Introduction to cybersecurity in 42Berlin

Language: Python - Size: 70.3 KB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

chainflag/ctf-blockchain-challenges

Blockchain Challenges Collection(WIP)

Language: Solidity - Size: 15.6 MB - Last synced at: about 2 months ago - Pushed at: about 2 years ago - Stars: 56 - Forks: 10

jayneedle42/CTF-Challenges

In this repository you will find documentation of the steps taken to complete various CTF challenges, War Games, and other various challenges related to the field of Cyber Security.

Size: 8.79 KB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

Probely/CTF-Challenges

Capture the flag challenges

Language: PHP - Size: 18.4 MB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 64 - Forks: 21

Jsmoreira02/Hazard

Hazard is a dictionary brute-force attack, constructed using the Rust language for the most sensitive network protocols and services, including FTP, SSH, PostgreSQL, MySQL, and Samba (SMB networking protocol). Its design prioritizes ease of use and a clean interface, making it suitable for use in Capture the Flag (CTF) or Pentest Services.

Language: Rust - Size: 586 KB - Last synced at: about 1 month ago - Pushed at: 6 months ago - Stars: 11 - Forks: 3

teamteamdev/ugractf-2025-quals

8–9 марта 2025 ⋅ Олимпиада по защите информации

Language: Python - Size: 4 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 6 - Forks: 1

lowlevel01/coding-rooms-ctf-challenges

Source code of challenges I created for an event called Coding Rooms

Language: PHP - Size: 50.8 KB - Last synced at: 21 days ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

l4wio/CTF-challenges-by-me

Pwnable|Web Security|Cryptography CTF-style challenges

Language: CSS - Size: 116 MB - Last synced at: 3 months ago - Pushed at: almost 2 years ago - Stars: 416 - Forks: 69

neghu601/writeups

Language: Shell - Size: 6.4 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

ValeDoSilicioBonja/HandleHawk

Cross-platform username reconnaissance tool built for OSINT investigators, cyber threat analysts, red teamers, and CTF enthusiasts.

Language: HTML - Size: 5.33 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

pcw109550/my-ctf-challenges

🧩 Collection of CTF challenges written by me

Language: Python - Size: 5.07 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 19 - Forks: 0

jremes-foss/BeeCTF

Laravel-Based Community CTF Platform

Language: PHP - Size: 2.29 MB - Last synced at: 2 months ago - Pushed at: 7 months ago - Stars: 16 - Forks: 2

g0sha1337/CTFWebTasks

All my self-written ctf web tasks for duckerz.ru

Language: CSS - Size: 6.54 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 2 - Forks: 0

limitedeternity/HeapLAB

Udemy – Linux Heap Exploitation

Language: Python - Size: 1.04 MB - Last synced at: 2 months ago - Pushed at: about 4 years ago - Stars: 39 - Forks: 10

SondreUM/UiTHack25

UiTHack25 Challenges and Solutions

Language: HTML - Size: 4.41 MB - Last synced at: about 24 hours ago - Pushed at: 3 months ago - Stars: 7 - Forks: 0

0xSirawit/Capture-The-Flag-Events

Capture The Flag Events that I participated and some writeups

Language: Python - Size: 99 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

Eduard0z/digital-signature-system

A secure Digital Signature System using SHA-256 hashing and RSA encryption to sign and verify documents, ensuring authenticity and integrity.

Language: Jupyter Notebook - Size: 0 Bytes - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

imagemlt/CTF_web_dockers

dockerfile of CTF web practices

Language: PHP - Size: 2.64 MB - Last synced at: 2 months ago - Pushed at: about 7 years ago - Stars: 57 - Forks: 17

snwau/picoCTF-2025-Writeup

Write up of solutions to the picoCTF 2025 Capture the Flag (CTF) event from my submissions during the competition and any subsequent submissions (as noted).

Size: 110 KB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

BinyaminT/TryhackMe

🔍 Walkthroughs de TryHackMe | CTFs, hacking y pentesting ⚡ Repositorio donde documento mis avances en TryHackMe, resolviendo máquinas y desafíos CTF mientras mejoro mis habilidades en ciberseguridad y Red Team

Language: Python - Size: 24.4 KB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

MengkuongLIM/CTF_Malware_RE

CTF reverse engineering (Malware Anlaysis)

Size: 3.91 KB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

csivitu/ctf-challenges

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

Language: JavaScript - Size: 12.1 MB - Last synced at: 2 months ago - Pushed at: over 2 years ago - Stars: 55 - Forks: 10

Adamkadaban/CTFs

CTF Cheat Sheet + Writeups / Files for some of the Cyber CTFs that I've done

Language: C - Size: 359 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 645 - Forks: 50

rivit98/ctf-writeups

Collection of CTF tasks solved by me (or my teammates)

Language: HTML - Size: 237 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 5 - Forks: 0

heinrihs-s/CTF-writeups

My personal collection of CTF (Capture The Flag) challenge writeups and solutions. This repository documents my journey through various cybersecurity challenges, sharing detailed explanations and methodologies used to solve them.

Size: 1.45 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

Luffy0xCyber/ctf-writeups

Personal CTF writeups from challenges I've solved. Includes solutions, scripts, and flags for web, crypto, forensics, DNS, and more.

Language: Python - Size: 12.7 KB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 1 - Forks: 0

JulianFP/unsafeTicks

A hacking challenge written as part of the binary hacking practical at Heidelberg university

Language: C++ - Size: 3.73 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

ARenewalAgent-ITS/ara6-ctf-challenges

CTF ARA 6.0 challenge tracking and management

Language: Max - Size: 85.9 MB - Last synced at: 3 days ago - Pushed at: 3 months ago - Stars: 4 - Forks: 0

AkewakBiru/THM-writeups

Tryhackme writeups of different THM rooms that i have documented

Language: Go - Size: 3.67 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

Dielldev/Steganography-tool-ctf

A powerful steganography analysis toolkit developed during my journey through CTF (Capture The Flag) challenges. This tool helped me solve several image steganography puzzles by automating the process of applying various image manipulation techniques.

Language: Python - Size: 0 Bytes - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 1 - Forks: 0

substationworm/CTF-Write-Ups

Repository of write-ups for challenges from some CTF competitions I have participated in.

Language: HTML - Size: 32.6 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

Demon1747/own-ctf-tasks

Contains CTF tasks written by me

Language: C - Size: 136 KB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

1nv1sibl3/OS-CTF

OS-CTF Challenges Archive!

Language: Python - Size: 64 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 3 - Forks: 0

GZTimeWalker/CTF-nc-docker

Run CTF challenges with netcat in one docker container.

Language: Python - Size: 1.69 MB - Last synced at: 5 days ago - Pushed at: almost 2 years ago - Stars: 41 - Forks: 3

Ignitetechnologies/CTF-Difficulty

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

Size: 51.8 KB - Last synced at: 3 months ago - Pushed at: over 2 years ago - Stars: 773 - Forks: 194

4L13NH4CK3R/MrRobotCTF

This is a elborate CTF that involves WordPress explotations and uploading PHP Shell Scripts to gain access to the server!

Language: PHP - Size: 6.91 MB - Last synced at: 3 months ago - Pushed at: over 2 years ago - Stars: 1 - Forks: 0

paulveillard/cybersecurity-ctf

A collection of CTF frameworks, libraries, resources, softwares and tutorials, books, resources and cool stuff in Cybersecurity

Language: JavaScript - Size: 43.9 KB - Last synced at: 2 months ago - Pushed at: over 3 years ago - Stars: 12 - Forks: 2

cnily03-hive/ctf-file-replacer

An easy CTF challenge. Mostly used as a sign-in or test challenge.

Language: HTML - Size: 20.5 KB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

freehackquest/fhq-server

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

Language: C++ - Size: 24 MB - Last synced at: 3 days ago - Pushed at: 3 days ago - Stars: 36 - Forks: 16

carloseduardo-ts/WriteUps

Resoluções de desafios de CTF e VM vulneráveis, explorando falhas de diferentes níveis

Language: Python - Size: 13.9 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 2 - Forks: 0

peperunas/pasticciotto

Polymorphic VM and PoliCTF '17 reversing challenge.

Language: C++ - Size: 437 KB - Last synced at: 5 days ago - Pushed at: 9 months ago - Stars: 73 - Forks: 14

Jdwalli/ctf-writeups

This repository contains writeups for various CTFs I've participated in either by myself or with a team. Every writeup contains the challenge description, my solution, and the flag. Additionally, this repository contains a collection of notes for solving these challenges

Size: 12.9 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 1 - Forks: 0

bL34cHig0/bL34cHig0.github.io

Journal on cybersecurity, ctf, and open-source notes

Language: Ruby - Size: 13 MB - Last synced at: 3 months ago - Pushed at: 3 months ago - Stars: 0 - Forks: 0

project-sekai-ctf/sekaictf-2023

🎵 Official source code and writeups for SekaiCTF 2023!

Language: Python - Size: 159 MB - Last synced at: 2 months ago - Pushed at: about 1 year ago - Stars: 142 - Forks: 11

PELock/CrackMeZ3S-CTF-CrackMe-Tutorial

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

Language: C++ - Size: 13.7 KB - Last synced at: 2 months ago - Pushed at: over 2 years ago - Stars: 47 - Forks: 15

mahyarkermani1/StatusEye

This is a python script to send GET requests to a url address at time intervals entered by the user

Language: Python - Size: 607 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

StrangeRanger/CTF-Write-Ups

Write-ups for various CTF challenges.

Language: Dockerfile - Size: 322 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

DeffreusTheda/Blogs

My Blog :OO

Language: HTML - Size: 71.1 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

toniadrenalin/hack-crypto-wallet

Hack-crypto-wallet is a powerful tool designed for users to test the security of their cryptocurrency wallets by simulating various hacking methods and attacks. It provides a hands-on approach to identifying potential vulnerabilities and strengthening overall wallet security.

Size: 1000 Bytes - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 1 - Forks: 0

indeqs/ctf-challs

Repository meant to teach security, moreso ctf concepts that I find interesting.

Language: Python - Size: 10.7 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

edoardottt/tryhackme-ctf

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

Language: Shell - Size: 32.1 MB - Last synced at: 3 months ago - Pushed at: 7 months ago - Stars: 225 - Forks: 36

frendsick/pearl-hunt

Loihde's CTF Challenge for Disobey 2025

Language: Dockerfile - Size: 31.2 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 1 - Forks: 0

EloToJaa/ctf-book

Repository with CTF resources

Size: 19.5 KB - Last synced at: 6 days ago - Pushed at: about 2 years ago - Stars: 0 - Forks: 0

terjanq/XSS-Challenge-Solutions

This repository is an interactive collection of my solutions to various XSS challenges.

Language: HTML - Size: 680 KB - Last synced at: about 1 month ago - Pushed at: over 4 years ago - Stars: 12 - Forks: 5

pspaul/ctf-challenges

CTF challenges that I made!

Language: JavaScript - Size: 5.17 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 7 - Forks: 2

xiosec/CTF-writeups

Writeup Challenges I have solved in CTF competitions

Language: Python - Size: 1.22 MB - Last synced at: 2 months ago - Pushed at: over 2 years ago - Stars: 23 - Forks: 7

0xflamebit/empty-ethernaut-foundry

OpenZeppelin Ethernaut but with the front end stripped out and all tests left blank to practice breaking Solidity contracts

Language: Solidity - Size: 61.5 KB - Last synced at: 2 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

ANONYMOUSx46/Firewall_server

Python Firewall Server Rule

Language: Python - Size: 7.81 KB - Last synced at: 2 months ago - Pushed at: 4 months ago - Stars: 1 - Forks: 0

ANONYMOUSx46/Rookie_Bruteforce

Python Bruteforce with Rockyou.txt

Language: Python - Size: 10.7 KB - Last synced at: 2 months ago - Pushed at: 4 months ago - Stars: 1 - Forks: 0

FIA-FPT-Information-Assurance-Club/2025-Technical-Entrance-Test

Repo đề thi tuyển thành viên Ban Kỹ thuật 2025

Language: HTML - Size: 7.18 MB - Last synced at: 1 day ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

Valentin-Guillet/AISHackingChallenges

My solutions to the AIS Hacking Challenges

Language: Assembly - Size: 664 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

HeyMrSalt/My-CTF-Challenges

Personally Designed CTF Challenges 🚩

Size: 12.7 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

paulemacedo/CTF

Size: 29.3 KB - Last synced at: 2 months ago - Pushed at: 4 months ago - Stars: 3 - Forks: 0

juliancasaburi/irisctf-2024

Writeups and solve scripts for IRIS CTF 2024 (Capture the flag challenges)

Language: Python - Size: 6.61 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

codingo/cracknet

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

Language: C# - Size: 162 KB - Last synced at: 5 days ago - Pushed at: over 7 years ago - Stars: 23 - Forks: 11

Soneji/CTF

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

Language: HTML - Size: 673 KB - Last synced at: 2 months ago - Pushed at: almost 4 years ago - Stars: 14 - Forks: 0

Naupjjin/THJCC-CTF-2024-winter

THJCC 2024 winter's challenge source code.

Language: Go - Size: 10.6 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

omega-coder/omega-coder.github.io

My Simple, very simple blog

Language: HTML - Size: 15.4 MB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 1 - Forks: 0

Rannden-SHA/CyberLand-Labs

Este script es una herramienta avanzada diseñada para administrar, crear y personalizar máquinas virtuales en entornos Docker, especialmente enfocada en escenarios de CTF (Capture The Flag). Ofrece funcionalidades tanto para jugadores como para creadores, permitiendo desde la gestión básica de imagenes y contenedores hasta configuraciónes avanzadas

Language: Shell - Size: 470 KB - Last synced at: 2 months ago - Pushed at: 5 months ago - Stars: 14 - Forks: 1