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Meet our authors →Guides, tutorials and explainers on Ethernaut Walkthrough from Metana's instructors and editorial team.
Ethernaut WalkthroughUnderstanding re-entrancy is crucial for anyone developing or auditing Ethereum smart contracts. Failure to properly handle re-entrant calls can result in the loss of funds or the manipulation of contract state by…
Ethernaut WalkthroughIn this challenge , we'll dive into smart contracts' payment vulnerability and essential security practices to prevent such issues. By the end of ethernaut level 9 , you'll be equipped to both exploit and safeguard the…
Ethernaut WalkthroughEthernaut challenges, akin to a hacking Capture The Flag (CTF) for Web3 enthusiasts, provide an immersive platform to explore Ethereum and Solidity programming. Each challenge presents a unique smart contract puzzle,…
Ethernaut WalkthroughBeing relatively new to the Web3 space and having a keen interest in Security has naturally led to me participating the Ethernaut Challenge hosted by OpenZeppelin. For those unfamiliar with these challenges, each…
Ethernaut WalkthroughIn this level, we will familiarize ourselves with delegatecall and fallback . This serves as a preliminary step towards understanding more advanced concepts, like the proxy pattern.This article will clarify delegatecall…
Ethernaut WalkthroughHello Everyone! My name is Shiran Sukumar, I am a student at Metana. I wanted to share with you all a walkthrough on how to approach and solve an Ethernaut challenge. Ethernaut is a fantastic learning resource for…
Ethernaut WalkthroughThis Web3 /Solidity-based wargame is akin to a hacking Capture The Flag (CTF) challenge, where each level presents a smart contract puzzle waiting to be ‘hacked’. It’s an immersive and interactive way to learn about…
Ethernaut WalkthroughThe Ethernaut Level 3 , called "Coin Flip," is a lesson on the weak spots in how smart contracts handle chance and prediction. This article walks you through the Coin Flip game, showing where the contract has a weak…
Ethernaut WalkthroughThe Ethernaut Level 2 offers a fascinating glimpse into the vulnerabilities that can arise from seemingly minor oversights in smart contract development. This article takes you through the challenge, revealing the…
Ethernaut WalkthroughThis Web3/Solidity-based wargame is akin to a hacking Capture The Flag (CTF) challenge, where each level presents a smart contract puzzle waiting to be ‘hacked’. It’s an immersive and interactive way to learn about…
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