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Blockchain Mechanism and Symmetric Encryption in A Wireless Sensor Network.

Alma E Guerrero-Sanchez1, Edgar A Rivas-Araiza1, Jose Luis Gonzalez-Cordoba1

  • 1Faculty of Engineering, Autonomous University of Queretaro, QuerĂ©taro 76017, Mexico.

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Summary
This summary is machine-generated.

This study introduces a decentralized Internet of Things (IoT) system using blockchain for enhanced security and autonomy. The novel approach protects data integrity and availability against common cyber threats.

Keywords:
Advanced Encryption Standard (AES)Internet of Things (IoT)Wireless Sensor Network (WSN)blockchaindecentralized network

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Area of Science:

  • Computer Science
  • Cybersecurity
  • Network Engineering

Background:

  • The Internet of Things (IoT) paradigm connects millions of devices, leading to exponential growth in security risks and attacks.
  • Centralized IoT systems face greater vulnerabilities, particularly during data transmission and inter-organizational sharing.
  • Ensuring security, privacy, reliability, and autonomy is critical for secure IoT system functionality.

Purpose of the Study:

  • To present a decentralized system design for enhancing the autonomy and security of IoT infrastructures.
  • To leverage blockchain technology and cryptographic tools for robust data integrity and availability.
  • To mitigate risks associated with centralized IoT systems and protect against malicious use.

Main Methods:

  • Development of a decentralized IoT system architecture.
  • Integration of blockchain technology for secure data management.
  • Utilization of cryptographic tools to safeguard information exchange.
  • Validation through a temperature and humidity sensing IoT-based Wireless Sensor Network (WSN).

Main Results:

  • The proposed system demonstrates autonomy, security, privacy, and reliability in data sharing and transmission.
  • The methodology effectively protects data integrity and availability within the IoT infrastructure.
  • Empirical results confirm the system's fulfillment of core IoT requirements.
  • The system exhibits reduced susceptibility to common IoT attacks like Man-in-the-Middle and DDoS.

Conclusions:

  • The decentralized blockchain-based IoT system effectively enhances security, privacy, and autonomy.
  • The proposed methodology provides a reliable solution for protecting IoT data integrity and availability.
  • This approach offers improved resilience against prevalent cyber threats in IoT environments.