In this chapter, the discussion provides a comprehensive analysis of blockchain security by examining its origins, applications, and the various layers vulnerable to attacks. It also reviews the security threats, defense mechanisms, and current status of blockchain security protection, while highlighting the challenges for regulatory and supervisory frameworks in addressing decentralized, tamper-resistant systems.
Overview
Syllabus
Introduction
In this stage, the chapter introduces blockchain technology, its origin with Bitcoin, and its evolution through different phases (v1.0, v2.0, v3.0), along with its classification (public, private, and consortium blockchains) and its potential to revolutionize various industries.
Chevron 3 steps- instruction
17.1 Introduction
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17.2 Blockchain Applications
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Quiz 17.2
5 questions
17.3 Blockchain Security Analysis
In this stage, the chapter examines the security landscape of blockchain by analyzing threats at different layers—from the application and smart contract layers to the incentive, consensus, network, and data layers—detailing specific attack types and defense strategies.
Chevron 9 steps- instruction
17.3.1 Security Situation
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17.3.2 Security Analysis of Each Layer of Blockchain
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17.3.3 Network Supervision of Blockchain
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17.3.4 Recycling Box
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17.3.5 Dark Box
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17.3.6 Sandbox
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Quiz 17.3
5 questions
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17.4 The Current Status of Blockchain Security Protection
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Quiz 17.4
5 questions
