Bankr Deployer Sean Papanikolas Reveals Identity and Past Roles at Kraken and OpenSea

Bankr deployer Sean Papanikolas disclosed his identity after a hack, revealing past roles at Kraken parent Payward and OpenSea, and his contribution to Ethereum EIP-2309.

Woofun AI reports that Sean Papanikolas, the developer and deployer of Bankr, confirmed his identity following a security breach on his X account. The incident led to the creation of unauthorized accounts and the public exposure of his real name.

Papanikolas previously served as a senior software engineer at Payward, the parent company of Kraken, from 2021 to 2022, and held a similar role at OpenSea in 2023. He also signed Ethereum proposal EIP-2309, an optional extension for ERC-721 that standardizes the "ConsecutiveTransfer" event to enhance NFT batch operation scalability.