ZK-Rollup Layer Consensus refers to a scaling solution that combines zero-knowledge proofs with rollups to enhance the performance of blockchains. In this approach, multiple transactions are bundled together into a single batch, which is then processed off-chain. The validity of these transactions is proven using zero-knowledge proofs, ensuring that they are accurate without revealing the underlying data. The main advantage is increased throughput, as it reduces the amount of transaction data that must be stored on the main blockchain. This leads to lower costs and faster processing times while maintaining security and decentralization. Layer consensus means that the rollup layer relies on the underlying blockchain for data availability and security. By anchoring these proofs back to the main chain, ZK-Rollups ensure that users can verify the integrity of off-chain transactions with confidence. Overall, this technology helps to improve scalability while preserving the privacy and security of transactions.