What is a Reentrancy Attack in Solidity How to protect your code

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Try Alchemy for free: https://alchemy.com/?a=reentrancy • Re-entrancy attacks are the source of some of the biggest cryptocurrency hacks in the world. Watch this video to learn about what they are and how to prevent yourself from writing code with this vulnerability! • 00:00 - Intro • 00:44 - Code Tour • 02:05 - How the re-entrancy attack works • 03:29 - Example hacker script • 04:58 - How to prevent the hack (#1) • 05:58 - How to prevent the hack (#2) • 06:46 - Summary • Follow us on Twitter:   / alchemyplatform   • Hang out in Discord: https://alchemy.com/discord • #solidity #blockchain #alchemy

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