Sybil Attack-Resistant Blockchain-Based Proof-of-Location Mechanism with Privacy Protection in VANET
2024
Blockchain-Based Proof-of-Location Mechanism for Vehicles
publication
10 minutes
Evidence: high
Author Information
Author(s): Khatri Narayan, Lee Sihyung, Nam Seung Yeob
Primary Institution: Yeungnam University
Hypothesis
Can a proof-of-location mechanism effectively mitigate Sybil attacks in vehicular ad hoc networks (VANETs)?
Conclusion
The proposed mechanism effectively mitigates Sybil attacks in VANETs while preserving vehicle privacy.
Supporting Evidence
- The proposed mechanism reduces fake location registration probability to below 10%.
- Vehicles must solve computational puzzles to report their location, preventing multiple reports from a single vehicle.
- Smart contracts ensure that location data is stored securely and privately.
Takeaway
This study shows how vehicles can prove their location without revealing their identity, making it harder for bad actors to trick the system.
Methodology
The study proposes a proof-of-location mechanism using smart contracts and computational puzzles to verify vehicle locations.
Limitations
The approach assumes vehicles have single-core CPUs, which may not reflect future vehicle technology.
Digital Object Identifier (DOI)
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