# Courses

**Solidity:**

* [smartcontract.engineer](https://www.smartcontract.engineer/)
* [Cryptozombies](https://cryptozombies.io/en/course/)
* [JohnnyTime Smart Contract Auditing course](https://bit.ly/3RY8RD3)

#### CTF Challenges: <a href="#user-content-7-ctf-challenges" id="user-content-7-ctf-challenges"></a>

* [Ethernaut](https://ethernaut.openzeppelin.com/)
* [Capture The Ether](https://capturetheether.com/)
* [QuillCTF](https://www.quillaudits.com/academy/ctf)
* [Curta CTF](https://www.curta.wtf/)
* [Paradigm CTF](https://ctf.paradigm.xyz/)
* [ciphershastra CTF](https://ciphershastra.com/index.html)
* [Damn Vulnerable DeFi](https://www.damnvulnerabledefi.xyz/)
* [unhackedctf](https://github.com/unhackedctf)

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