Word count: 3500 words

Objectives to cover:

  • Introduction
    Blockchain enhances IoT security by ensuring trusted, tamper-proof data transmission.

  • Background and Motivation
    IoT devices face rising threats due to weak security and large-scale connectivity.

  • IoT Security Challenges
    Issues like data breaches, device spoofing, and insecure communication demand solutions.

  • Blockchain Fundamentals for IoT
    Decentralization, immutability, and transparency make blockchain suitable for IoT security.

  • Proposed Framework / System Architecture
    The framework integrates IoT nodes with blockchain for secure data exchange.

  • Algorithm Design and Workflow
    Lightweight cryptographic algorithms ensure efficient encryption and verification.

  • Consensus Mechanism and Smart Contracts
    Smart contracts automate trust, while consensus ensures data integrity across devices.

  • Performance Metrics and Evaluation
    Metrics like latency, throughput, scalability, and energy efficiency measure effectiveness.

  • Conclusion
    Blockchain-enabled frameworks secure IoT data, offering reliability with scope for future improvements.

Reference:  IEEE Style