April 2020
Intermediate to advanced
244 pages
7h 20m
English
Content preview from Securing Blockchain Networks like Ethereum and Hyperledger Fabric
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Hyperledger Fabric versus other blockchains
The main difference is the non-standard paradigm adopted by Hyperledger Fabric to carry out transactions. Traditional blockchains, in fact, follow the order-execute paradigm, while Hyperledger Fabric, as we have seen, introduces the execute-order-validate paradigm.
The question that arises now is this: why must Hyperledger Fabric introduce this new paradigm?
To understand why, we need to analyze the traditional transaction flow according to the order-execute paradigm, which requires that transactions must first be ordered through a consensus algorithm, and then executed.
In a public blockchain, where the consensus mechanism adopted is based on PoW, the transaction flow would be as follows:
- The ...
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