Module 1: Introduction to Blockchain Security

• Overview of Security Concepts
• Importance of Security in Blockchain

Module 2: Blockchain Architecture and Security

• Security Implications of Decentralized Architecture
• Consensus Mechanisms and Their Security Aspects

Module 3: Threats and Vulnerabilities

• Common Threats: 51% Attacks, Sybil Attacks, DDoS
• Smart Contract Vulnerabilities

Module 4: Securing Blockchain Networks

• Network Security Best Practices
• Role of Cryptography in Blockchain