# # Account-Abstraction Weekly - W4_Mar19 By [skyhighfeng.eth](https://paragraph.com/@skyhighfeng) · 2023-03-19 --- Infrastructure -------------- * * * ### 1\. New standard for the adoption of account abstraction (AA). A way to verify a signature when the account is a smart contract that has not been deployed yet AA的新签名方法，一种仍未部署合约仍可以验证合约账户签名的方案 [https://twitter.com/zerodev\_app/status/1636465069688229889](https://twitter.com/zerodev_app/status/1636465069688229889) Inspired by: 受4337讨论的启发: [https://github.com/eth-infinitism/account-abstraction/issues/188](https://github.com/eth-infinitism/account-abstraction/issues/188) ERC-6492: Signature Validation for Predeploy Contracts [https://eips.ethereum.org/EIPS/eip-6492](https://eips.ethereum.org/EIPS/eip-6492) [https://docs.zerodev.app/blog/erc-6492-and-why-its-important-for-aa](https://docs.zerodev.app/blog/erc-6492-and-why-its-important-for-aa) ### 2\. EIP-6662: AA Account Metadata for Authentication An ERC-4337 extension to define a new authentication model EIP4337的扩展，支持一种新的authentication model, 可以实现wallet-free的dApps用户体验。 Discussion: 讨论： [https://ethereum-magicians.org/t/eip-6662-aa-account-metadata-for-authentication/13232](https://ethereum-magicians.org/t/eip-6662-aa-account-metadata-for-authentication/13232) Description: 描述： [https://medium.com/@shu\_hexlink/demystifying-wallets-a-revolutionary-dapp-user-flow-b72c3656f9dd](https://medium.com/@shu_hexlink/demystifying-wallets-a-revolutionary-dapp-user-flow-b72c3656f9dd) ### 3\. Pimlico is developing an open source Bundler in Typescript. Pimlico 在开发一个ts的开源的bundler [https://twitter.com/pimlicoHQ/status/1634696323378319360](https://twitter.com/pimlicoHQ/status/1634696323378319360) ### 4\. Making Ethereum Accounts Recoverable - The Seedless Way Candide在实现AA钱包社交恢复的方法 [https://docs.candidewallet.com/blog/making-accounts-recoverable/](https://docs.candidewallet.com/blog/making-accounts-recoverable/) Dapp ---- （No new dapp） Plz contact：[skyhighfeng@gmail.com](mailto:skyhighfeng@gmail.com) ### 1\. ERC-4337 Account Abstraction Overview on Dune Dune上的ERC-4337面板 [https://twitter.com/0xKofi/status/1636392810113900545](https://twitter.com/0xKofi/status/1636392810113900545) Research -------- ### 1\. A resarcher Broke erc4337 infra that manipulating userOp calldata can make inconsistent userOpHash 一个审计研究员通过操纵userOp的calldata字段来实现生成相同userOpHash [https://twitter.com/leekt216/status/1636414866662785024](https://twitter.com/leekt216/status/1636414866662785024) ### 2\. Challenges of EIP4337-bundler in Layer2 implementation * Sequencer centralization * Gas fee calculation complexity 描述了在2层搭建bundler的调整，包括定序器，gas费计算等 [https://hackmd.io/@cejay/HJSMHwll2](https://hackmd.io/@cejay/HJSMHwll2) ### 3\. Unified ERC-4337 mempool 重读ERC4337统一内存池的文章 [https://notes.ethereum.org/@yoav/unified-erc-4337-mempool#How-can-we-prevent-this-mempool-fragmentation](https://notes.ethereum.org/@yoav/unified-erc-4337-mempool#How-can-we-prevent-this-mempool-fragmentation) ### 4\. What is up with Ethereum’s ERC-4337? 4337的解析性文章 [https://medium.com/coinmonks/what-is-up-with-ethereums-erc-4337-7abe63b7c575](https://medium.com/coinmonks/what-is-up-with-ethereums-erc-4337-7abe63b7c575) ### 5\. A Guide to the Top ERC-4337 Bundlers: Features, Performance, and More Stackup的Bundler资料 [https://www.stackup.sh/blog/a-guide-to-the-top-erc-4337-bundlers-features-performance-and-more](https://www.stackup.sh/blog/a-guide-to-the-top-erc-4337-bundlers-features-performance-and-more) ### 6\. Account Abstraction and ERC-4337 Wallets -- Dror Tirosh [![]({{DOMAIN}}/editor/youtube/play.png)](https://www.youtube.com/watch?v=-syoWCmi4Mo) ### 7\. EIP 4337 Materials 一些资料 [https://github.com/doganalpaslan/Awesome-Account-Abstraction-Resources/blob/main/README.md](https://github.com/doganalpaslan/Awesome-Account-Abstraction-Resources/blob/main/README.md) [https://github.com/eth-protocol-fellows/cohort-three/blob/master/projects/4337-bundler-rust.md](https://github.com/eth-protocol-fellows/cohort-three/blob/master/projects/4337-bundler-rust.md) [https://github.com/eth-protocol-fellows/cohort-three/blob/master/projects/4337-wallet.md](https://github.com/eth-protocol-fellows/cohort-three/blob/master/projects/4337-wallet.md) ### 8\. How to start with erc-4337 [https://ethereum.stackexchange.com/questions/146974/how-to-start-with-erc-4337](https://ethereum.stackexchange.com/questions/146974/how-to-start-with-erc-4337) ETH Hackathon ------------- ### 1\. The Account Abstraction Grants Round is still open, but the deadline is less than 2 weeks away ESP抽象账户的Grant申请结束时间少于2周了 [https://twitter.com/EF\_ESP/status/1636743919592513538](https://twitter.com/EF_ESP/status/1636743919592513538) Contact: Wechat: skyhigh22 Twitter: @skyh20 Email: skyhighfeng@gmail.com ENS: skyhighfeng.eth GitHub: https://github.com/accountjs/aa-research Join our group to post news: [https://t.me/+Hpm2SIXGpz5hNWY1](https://t.me/+Hpm2SIXGpz5hNWY1) --- *Originally published on [skyhighfeng.eth](https://paragraph.com/@skyhighfeng/account-abstraction-weekly-w4-mar19)*