CTF Writeups — Blockchain & Smart Contract Security

Detailed writeups of blockchain and smart contract CTF challenges.

Platforms

• Ethernaut — OpenZeppelin CTF
• Damn Vulnerable DeFi — DeFi attack challenges
• CaptureTheEther — Ethereum security challenges

Writeups

Challenge	Platform	Category	Difficulty
Reentrancy	Ethernaut	Reentrancy	Medium
Flash Loan	DVDF	DeFi	Hard
Token Overflow	CTE	Arithmetic	Easy

Structure

ethernaut/
dvdf/
capture-the-ether/

Contact

• LinkedIn: linkedin.com/in/ayatdev
• GitHub: github.com/AyatDev