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A Blockchain-Based Authentication Protocol for Cooperative Vehicular Ad Hoc Network.

A F M Suaib Akhter1, Mohiuddin Ahmed2, A F M Shahen Shah3

  • 1Department of Computer Engineering, Sakarya University, Serdivan 54050, Sakarya, Turkey.

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Summary
This summary is machine-generated.

This study introduces a blockchain-based authentication protocol for the Internet of Vehicles (IoV) to enhance security and privacy in cooperative vehicular networks. The protocol improves system throughput while reducing packet loss and delay for secure vehicle-to-vehicle communication.

Keywords:
COVID-19Internet of VehiclesVehicular Ad hoc NetworkVehicular Social Networkingblockchaindistributes storageemergency vehiclesintelligent vehicles

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Area of Science:

  • Computer Science
  • Network Security
  • Cryptography

Background:

  • Cooperative communication enhances vehicular ad hoc network (VANET) reliability and range.
  • High vehicle mobility challenges secure network connections and raises privacy concerns.
  • Unauthorized cooperation risks information theft and security vulnerabilities.

Purpose of the Study:

  • To propose a secure and privacy-preserving authentication protocol for the Internet of Vehicles (IoV).
  • To leverage blockchain technology for distributed and decentralized management of authentication information.
  • To optimize communication and authentication processes by categorizing services and vehicles.

Main Methods:

  • Developed a blockchain-based protocol on the Ethereum platform.
  • Utilized digital signature algorithms for data integrity, confidentiality, and non-repudiation.
  • Categorized IoVs (emergency/general) and services (emergency/optional) for optimized performance.

Main Results:

  • Numerical analyses validate the protocol's effectiveness.
  • Demonstrated increased system throughput.
  • Showcased reductions in Packet Dropping Rate (PDR) and communication delay.
  • Confirmed minimal storage requirements and low computational overhead.

Conclusions:

  • The proposed protocol enhances security and privacy in IoV environments.
  • It effectively addresses the challenges of high mobility and unauthorized cooperation.
  • The protocol is suitable for resource-constrained IoVs, balancing performance and security.