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Mastering Blockchain, Fourth Edition

You're reading from   Mastering Blockchain, Fourth Edition Inner workings of blockchain, from cryptography and decentralized identities, to DeFi, NFTs and Web3

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Product type Paperback
Published in Mar 2023
Publisher Packt
ISBN-13 9781803241067
Length 818 pages
Edition 4th Edition
Languages
Concepts
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Author (1):
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Imran Bashir Imran Bashir
Author Profile Icon Imran Bashir
Imran Bashir
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Toc

Table of Contents (24) Chapters Close

Preface 1. Blockchain 101 FREE CHAPTER 2. Decentralization 3. Symmetric Cryptography 4. Asymmetric Cryptography 5. Consensus Algorithms 6. Bitcoin Architecture 7. Bitcoin in Practice 8. Smart Contracts 9. Ethereum Architecture 10. Ethereum in Practice 11. Tools, Languages, and Frameworks for Ethereum Developers 12. Web3 Development Using Ethereum 13. The Merge and Beyond 14. Hyperledger 15. Tokenization 16. Enterprise Blockchain 17. Scalability 18. Blockchain Privacy 19. Blockchain Security 20. Decentralized Identity 21. Decentralized Finance 22. Blockchain Applications and What’s Next 23. Index

IoT architecture

A typical IoT architecture can consist of many physical objects connected to each other, and to a centralized cloud server. This is shown in the following diagram:

Diagram  Description automatically generated

Figure 22.1: A typical IoT network

Elements of the IoT are spread across multiple layers, and various existing reference architectures can be used to develop IoT systems. A five-layer model can be used to describe IoT, which contains a physical object layer, a device layer, a network layer, a services layer, and an application layer. Each layer or level is responsible for various functions and includes multiple components. These are shown in the following figure:

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Application layer Transportation, financial, insurance, and many others

Management layer Data processing, analytics, security management

Network layer LAN, WAN, PAN, routers

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