If you are unfamiliar with rollups, you should cover the rollup basics and read about ZK rollups and Optimistic rollups before learning about zkSync. #Introduction zkSync is a ZK rollup, a trustless protocol that uses cryptographic validity proofs to provide scalable and low-cost transactions on Ethereum. In zkSync, computation is performed off-chain, and most data is stored off-chain as well. Since all transactions are proven on the Ethereum mainchain, users enjoy the same security level as ...