NDNifemi Dolapoinnifemicode.hashnode.dev·Apr 16 · 7 min readSecurity Review: Seaport's ConduitController.sol — A Deep DiveAuthor: Olojede NifemiTarget Repo: ProjectOpenSea/seaport — ConduitController.solSolidity Version: 0.8.13Review Type: Manual Security Audit Overview The ConduitController is one of the most critical i00
NDNifemi Dolapoinnifemicode.hashnode.dev·Mar 31 · 15 min read50 EVM Opcodes SimplifiedBefore your Solidity code runs on Ethereum, it has to get translated into something way more primitive. We're talking instructions so small and basic that they feel almost stupid. Things like "put thi00
NDNifemi Dolapoinnifemicode.hashnode.dev·Mar 20 · 5 min readx402 Explained: The “Payment Required” Layer the Internet Forgot.The internet has a superpower: it moves information instantly. HTTP moves web pages. SMTP moves email. But for decades, the internet never had a native way to move money as easily as it moves data. St00
NDNifemi Dolapoinnifemicode.hashnode.dev·Mar 20 · 5 min readERC-7702 (often discussed as EIP-7702) — Giving “Normal” Wallets Smart‑Wallet PowersMost Ethereum wallets today are EOAs (Externally Owned Accounts). They are simple and widely supported, but they come with strict limits: one key controls everything, you must hold ETH for gas, and it00
NDNifemi Dolapoinnifemicode.hashnode.dev·Mar 20 · 6 min readEIP-4337 (Account Abstraction) — The Upgrade That Makes Crypto Wallets Feel Like Modern AppsIf Ethereum wallets were doors, today’s most common type of wallet is like a door with one key and no spare. If the key is lost, the door stays locked forever. Also, you must keep a little ETH inside 00