---
title: "Discussion on \"Ethernaut Series - 02 (Fal1out)\" | Hashnode"
description: "Discussion on \"Ethernaut Series - 02 (Fal1out)\". We are asked to claim ownership of a contract whose code is provided as such:\n// SPDX-License-Identifier: MIT\npragma solidity ^0.6.0;\n\nimport \"openzeppelin-contracts-06/math/SafeMath.sol\";\n\ncontract Fallout {\n    using SafeMath for uint256;\n\n    mapp..."
url: "https://hashnode.com/posts/ethernaut-ctf-series-02/6701a470147bbaf3deeebce7"
---

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# [Ethernaut Series - 02 (Fal1out)](https://blog.hexbyte.in/ethernaut-ctf-series-02?utm_source=hashnode&utm_medium=feed)

We are asked to claim ownership of a contract whose code is provided as such: // SPDX-License-Identifier: MIT pragma solidity ^0.6.0; import "openzeppelin-contracts-06/math/SafeMath.sol"; contract Fallout { using SafeMath for uint256; mapp...

Oct 5, 2024 · 4 min read · blog.hexbyte.in  
Updated Oct 13, 2024  
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-   [#web3-security](https://hashnode.com/tag/web3-security)
-   [#smart-contract-security-audit](https://hashnode.com/tag/smart-contract-security-audit)
-   [#ethernaut](https://hashnode.com/tag/ethernaut)
-   [#ethereum-security](https://hashnode.com/tag/ethereum-security)

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