Zkrollup Scalability

Definition ∞ Zkrollup Scalability refers to the capacity of a zero-knowledge rollup to significantly increase the transaction throughput of a blockchain while maintaining its security properties. Zkrollups achieve this by executing transactions off-chain, bundling hundreds into a single batch, and generating a cryptographic proof for the entire batch. Only this compact proof is then submitted to the main chain for verification. This method drastically reduces the on-chain data and computational load.
Context ∞ Crypto news frequently reports on advancements and deployments of zkrollups as a leading solution for blockchain scalability. Discussions often compare different zkrollup implementations, such as ZkSync or StarkWare, based on their efficiency, security guarantees, and developer experience. The ongoing objective is to further optimize proving times, reduce on-chain verification costs, and expand the types of applications that can be supported by these highly efficient layer-2 systems.