March 2019
Intermediate to advanced
636 pages
27h 50m
English
book
Blockchain Development with Hyperledger
by Salman A. Baset, Luc Desrosiers, Nitin Gaur, Petr Novotny
Content preview from Blockchain Development with Hyperledger
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Consensus
Consensus guides the trust system and drives technology investment in blockchain application infrastructure, and therefore is at the heart of blockchain. Also, there isn't one consensus type that fits all use cases. Use cases define the interaction between participants and suggest a most appropriate trust system through consensus models.
Consensus is a way to validate the order of network requests or transactions (deploy and invoke) on a blockchain network. Ordering network transactions correctly is critical because many have a dependency on one or more prior transactions (account debits often have a dependency on prior credits, for example).
In a blockchain network, no single authority determines the transaction order; instead, ...
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