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A Distance Bounding Protocol for Location-Cloaked Applications
Cristián Molina-Martínez1, Patricio Galdames2, Cristian Duran-Faundez3
1Magister en Ciencias de la Computación, Universidad del Bío-Bío, Concepción 4051381, Chile. crmolina@ubiobio.cl.
Sensors (Basel, Switzerland)
|April 28, 2018
Summary
This study introduces a location-privacy-aware distance bounding protocol (DBP) to protect user location data. By adding small delays, it balances location privacy with the utility of location-based services (LBSs).
Area of Science:
- Computer Science
- Cybersecurity
- Networking
Background:
- Location-based services (LBSs) raise significant user privacy concerns.
- Existing cloaking region algorithms can hinder LBS functionality.
- Traditional distance bounding protocols (DBPs) may compromise privacy when refining locations.
Purpose of the Study:
- To propose a novel location-privacy-aware DBP.
- To address the trade-off between location privacy and LBS utility.
- To maintain trustworthy and useful location data for LBS.
Main Methods:
- Introduced a DBP by incorporating small, strategic delays in user responses.
- Analyzed issues arising from specific delay choices and proposed solutions.
- Evaluated the protocol's effectiveness through simulations.
Main Results:
- The proposed DBP effectively balances location refinement and utility.
- Demonstrated that traditional DBPs can inadvertently compromise user privacy.
- Showcased the viability of introducing delays for enhanced privacy.
Conclusions:
- The location-privacy-aware DBP offers a robust solution for LBS privacy.
- Strategic delays are a viable mechanism for privacy preservation in DBPs.
- The research contributes to secure and trustworthy location-based services.
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