This repository is dedicated to practicing common smart contract vulnerabilities and preparing for Web3 Security Engineer roles.
Structure:
/reentrancy – classic withdrawal attack
/delegatecall – code execution hijack
/txorigin – phishing auth flaw
/integer-overflow – arithmetic exploits
Each folder will include:
- A vulnerable smart contract
- An explanation / write-up
- A test or exploit
Goal: Build hands-on experience for security auditing and interviews.