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Blockchain with Hyperledger Fabric

Blockchain with Hyperledger Fabric - Second Edition

By : Nitin Gaur, Salman Baset, Anthony O'Dowd, Novotny, Luc Desrosiers, Ramakrishna, Baset
4.6 (8)
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Blockchain with Hyperledger Fabric

Blockchain with Hyperledger Fabric

4.6 (8)
By: Nitin Gaur, Salman Baset, Anthony O'Dowd, Novotny, Luc Desrosiers, Ramakrishna, Baset

Overview of this book

Blockchain with Hyperledger Fabric - Second Edition is a refreshed and extended version of the successful book on practical Hyperledger Fabric blockchain development. This edition includes many new chapters, alongside comprehensive updates and additions to the existing ones. Entirely reworked for Hyperledger Fabric version 2, this edition will bring you right up to date with the latest in blockchain. Using a real-world Trade Finance and Logistics example, with working code available on GitHub, you’ll really understand both how and why Hyperledger Fabric can be used to maximum effect. This book is your comprehensive guide and reference to explore and build blockchain networks using Hyperledger Fabric version 2. This edition of the book begins by outlining the evolution of blockchain, including an overview of relevant blockchain technologies. Starting from first principles, you’ll learn how to design and operate a permissioned blockchain network based on Hyperledger Fabric version 2. You will learn how to configure the main architectural components of a permissioned blockchain network including Peers, Orderers, Certificate Authorities, Channels, and Policies. You’ll then learn how to design, develop, package, and deploy smart contracts, and how they are subsequently used by applications. This edition also contains chapters on DevOps, blockchain governance, and security, making this your go-to book for Hyperledger Fabric version 2.
Table of Contents (18 chapters)
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Index

Introducing transactions

Our journey so far has involved understanding the fundamental nature of a business network—that it is comprised of participants involved in the meaningful exchange of assets. Now, there's a big concept that underpins a business network, related to the fact that everything, everywhere is constantly changing. The movement of assets between participants involves change. The transfer of value involves change. External forces act on assets and participants forcing them to change or initiate change.

In this section, we formalize the concept of change and discuss in some depth the idea of a transaction. A transaction captures how a system and a component within it change. We're going to see how a blockchain introduces a new kind of transaction—a multi-party transaction. Understanding the nature of these transactions will give you a deep insight into what a business network is and why a blockchain like Hyperledger Fabric is so...

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