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Narwhal and Tusk, Sui's Consensus Engine | Sui Docs

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This is a brief introduction to Narwhal and Tusk, the high-throughput mempool and consensus offered by Mysten Labs. Sui runs consensus as needed to periodically checkpoint its state. And for those transactions that require a total ordering, Narwhal/Tusk is the consensus engine of Sui.

On this page Consensus is the process by which the majority of nodes on a blockchain network agree on the current state of the network, including which transactions to finalize and commit to the chain's permanent history. This process prevents malicious or faulty nodes from altering the network incorrectly. Validator nodes ​ To participate in consensus , validators must stake SUI tokens on the network. Sui uses delegated proof-of-stake ( DPoS ) to determine which validators operate the network and their voting power. Validators are incentivized to participate in good faith through a share of t

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