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Author Profile
Ana Rojo
Web3 Security Specialist & EVM Analyst
Ana Rojo is a blockchain security analyst focused on EVM internals, contract bytecode, and storage layout vulnerabilities. Through step-by-step security walkthroughs on challenges like Ethernaut's Alien Codex and Magic Number, Ana teaches developers how low-level execution quirks can lead to protocol exploits and how to write secure smart contracts.
EVM BytecodeGas OptimizationStorage Layout SecuritySmart Contract Auditing
3 articles published
Articles by Ana Rojo
Ethernaut WalkthroughEthernaut Level 21 Walkthrough: Shop
In this article, we will walkthrough Ethernaut Level 21: Shop. This challenge is designed to test your understanding of how view functions interact with state changes in Solidity and how these interactions can be exploit
Ana RojoAugust 25, 2024Read
Ethernaut WalkthroughEthernaut Level 19 Walkthrough: Alien Codex
In this walkthrough, we will guide you through the Ethernaut Level 19: Alien Codex challenge. This challenge is designed to test your skills in array overflow and memory manipulation within Solidity. Our ultimate goal is
Ana RojoJuly 23, 2024Read
Ethernaut WalkthroughEthernaut Level 18 Walkthrough: Magic Number
As you may already know, The Ethernaut, from OpenZeppelin, is a series of challenges designed to teach and test your understanding of smart contract security. Well, today was the time for Ethernaut Level 18, titled “Magi
Ana RojoJuly 15, 2024Read
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