# ENS audit contest Code4rena · Ethereum Name Service · 14th April 2023 · #20 A public audit contest on Code4rena (Ethereum Name Service), completed on 14th April 2023. 0xSimao placed #20. His findings from it are not published individually. ## What ENS is ENS is Ethereum's decentralised naming service, resolving names to addresses, content hashes and profile records. Names are ERC-721 registrations under the .eth registrar, extended by resolvers that map them to whatever a dApp needs. ## Scope The ENS contracts around name wrapping and registration: the NameWrapper, registrar controllers and resolver plumbing. ## The contest [View the contest page](https://code4rena.com/audits/2023-04-ens-contest)