George Town, Cayman Islands, 31 July 2025 -Puffer Finance, the leading innovator in Ethereum infrastructure and based rollups, has announced a major upgrade to Puffer Preconfirmation AVS (Preconf AVS), bringing sub-10 millisecond execution guarantees to OP-based rollups, with over 3 million ETH in restaked security backing its economic safety. Puffer Finance is a protocol launchpad that combines unified (re)staking, a rollup-based backbone, and plug-and-play composability, enabling scalable, ...