Oba

Interests in EVM, smart contract architecture, cryptography, security


Dev work

  • Mass-core-tetris: account abstraction protocol that enables the creation of smart contract wallet to be used with the HyVM. Worked on ERC2771, EIP712, ERC1271, governance, flashloans, proxies. Deployed (through CreateX) and verified on several chains, non public repo

  • HyVM / HyVM fork: EVM hypervisor written in Huff

  • P256Signer: library implementing the decoding and verification of a signed Webauthn payload following the EIP 1271 relying on FreshCryptoLib

  • keth: EVM block proving backend in cairo0 with fuzz testing against execution-specs in python

  • kakarot / kakarot-ssj: EVM emulator on Starknet in cairo0 and Cairo

  • ef-tests: Test runner for ethereum foundation tests in Rust

  • Handled audits with C4, Pashov audit group, TOB, Zellic


Audit


Open source contributions


Publications