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IoT and Blockchain for Support for Smart Contracts Through TpM.

Renan Yamaguti1, Luiz Carlos B C Ferreira2, Lucas Lui Motta1

  • 1Department of Communications, School of Electrical and Computer Engineering, University of Campinas (FEEC), Campinas 13083-852, SP, Brazil.

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Integrating blockchain with Internet of Things (IoT) enhances smart contract execution. An IoT Operator role improves transparency and efficiency, reducing equipment search time by 95.83%.

Keywords:
Internet of thingsbslockchainsmart contracts

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Area of Science:

  • Computer Science
  • Information Technology
  • Cybersecurity

Background:

  • Internet of Things (IoT) ecosystems face challenges in transparency, accountability, and operational efficiency.
  • Smart contract execution in IoT requires robust governance and reliable monitoring mechanisms.

Purpose of the Study:

  • To investigate the integration of blockchain technology with IoT for enhanced smart contract execution.
  • To introduce an IoT Operator entity for improved custody, enforcement, and mediation in IoT applications.

Main Methods:

  • Extension of the Three-Phase Methodology (TpM) by incorporating an IoT Operator.
  • Leveraging blockchain's secure ledger for monitoring and governance of IoT applications.
  • Proof-of-Concept (PoC) implementation at the Eldorado Research Institute.

Main Results:

  • Demonstrated effectiveness of the proposed methodology in a practical setting.
  • Achieved a significant reduction of 95.83% in equipment search time.
  • Validated the benefits of structured, application-specific blockchain integration in IoT.

Conclusions:

  • Blockchain and IoT integration offers practical advantages for secure and efficient IoT ecosystems.
  • The IoT Operator role is crucial for reliable monitoring and governance.
  • Tailored solutions are more effective than generic decentralization for blockchain in IoT.