August 2018
Beginner to intermediate
350 pages
11h 58m
English
Content preview from Blockchain Quick Reference
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How PBFT works
Hyperledger is the primary blockchain that uses PBFT. Here is how PBFT works in Hyperledger. Each validating node (a computer running the blockchain software and working to maintain consistency) keeps a copy of the internal state of the blockchain. When a node receives a message, it uses the message in conjunction with their internal state to run a computation on what the new state should be. Then the node decides what it should do with the message in question: treat it as valid, ignore it, or take another course of action. Once a node has reached its decision about the new message, that node shares that decision with all the other nodes in the system. A consensus decision is determined based on the total decisions submitted ...
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