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:books: VoidHack CTF write-ups

Quill CTF is a game in which you hack Ethereum smart contracts to learn about security. The game is designed to educate players on how to identify and fix security issues in Ethereum smart contracts.

CTF challenges from redpwnCTF 2020

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

Full macOS bootstrap for cybersecurity, CTF & bug bounty

Exploit for the [pwn] just-in-time challenge from google ctf 2018's finals (TurboFan bug)

RenCTF is a web application/hardware project intended to teach STEM-related topics through an interactive & team-based medium. RenCTF features a webapp that lets users compete in a virtual board game that syncs with hardware featuring an LED Matrix that plays gifs, displays the collective contrib... Read more

The RHme2 (Riscure Hack me 2) is a low level hardware CTF challenge that comes in the form of an Arduino Nano board. The new edition provides a completely different set of new challenges to test your skills in side channel, fault injection, cryptoanalysis and software exploitation attacks.

This scoreboard allows you to host your own cybersecurity capture-the-flag (jeopardy-style or attack/defend) competition. Also includes team creation!