---
title: "Discussion on \"21 Days of Solidity Smart Contract Security Research: Day - 4\" | Hashnode"
description: "Discussion on \"21 Days of Solidity Smart Contract Security Research: Day - 4\". We successfully crossed Day 1, Day 2, and Day 3 about Solidity Smart Contract Security Research. Now, we’re on Day 4 to learn about Decentralized Finance and the important terms where smart contracts play a vital role.\nDecentralized Finance (DeFi) an..."
url: "https://hashnode.com/posts/21-days-of-solidity-smart-contract-security-research-day-4/66e5172bab7dca1faad93f94"
---

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# [21 Days of Solidity Smart Contract Security Research: Day - 4](https://pewbhai.hashnode.dev/21-days-of-solidity-smart-contract-security-research-day-4?utm_source=hashnode&utm_medium=feed)

We successfully crossed Day 1, Day 2, and Day 3 about Solidity Smart Contract Security Research. Now, we’re on Day 4 to learn about Decentralized Finance and the important terms where smart contracts play a vital role. Decentralized Finance (DeFi) an...

Sep 14, 2024 · 7 min read · pewbhai.hashnode.dev  
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-   [#smart-contracts](https://hashnode.com/tag/smart-contracts)
-   [#defi](https://hashnode.com/tag/defi)
-   [#ethereum](https://hashnode.com/tag/ethereum)
-   [#education](https://hashnode.com/tag/education)
-   [#blockchain-technology](https://hashnode.com/tag/blockchain-technology)
-   [#smart-contract-security](https://hashnode.com/tag/smart-contract-security)

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[Manojkumar](https://hashnode.com/@Pewbhai)

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