Ethereum Account Abstraction (ERC-4337) Fundamentals: Smart Wallet Architecture, Gas Sponsorship Models, and Security Considerations
Introduction to Ethereum Account Abstraction
Account Abstraction (AA) on Ethereum, formalized through ERC-4337, marks a pivotal evolution in how users interact with the blockchain. Instead of relying exclusively on externally owned accounts (EOAs) controlled by private keys, ERC-4337 introduces a standardized framework that lets programmable smart contracts act as user