Validating a User Operation using Solidity | Account Abstraction from Scratch Course | Part 3 скачать в хорошем качестве

Validating a User Operation using Solidity | Account Abstraction from Scratch Course | Part 3

In this step of the series you will be validating a user operation using Solidity and cryptography inside of a Smart Account. With Account Abstraction, we have the flexibility to be able to define our own validation in our smart contract account. This unlocks new web3 UX possibilities! Code Repo - https://github.com/alchemyplatform/sm... Signup for a free Alchemy account: https://dashboard.alchemy.com/signup/... Get started with an Embedded Accounts: https://www.alchemy.com/embedded-acco... Account Kit - https://www.alchemy.com/account-kit/?... Account Abstraction Concepts playlist:    • Account Abstraction   Account Abstraction Tutorials playlist:    • Account Abstraction Tutorials   Follow along, and code at your own pace with this guide here: https://docs.alchemy.com/docs/smart-a... 0:00 Introduction 1:00 Using ECDSA Validation functions 6:10 Testing with a deployment script 11:18 Validating messages signed by Account Owners 17:49 Why is this Validation not necessary for an EOA? 18:48 Preventing signature replay attacks 24:10 Redeploying, Executing, and Final Tests