Cited by 159Privacy-Preserving Technologies in DataPrivacy, Security, and Data ProtectionData Management and Algorithms

A Dual Privacy Preserving Scheme in Continuous Location-Based Services

Zhang, Shaobo, Wang, Guojun, Bhuiyan, Md Zakirul Alam, Liu, Qin·2018·IEEE Internet of Things Journal

Abstract

With the development of wireless communication and positioning technology, location-based services (LBSs) have been gaining tremendous popularity, due to its ability to greatly facilitate the people's daily lives. Meanwhile, it also entails the risk of location privacy disclosure. To address this issue, general solutions introduce a single trusted anonymizer between the users and the location service provider (LSP). However, a single anonymizer offers limited privacy guarantees and incurs high communication overhead in continuous LBSs. Once the anonymizer is compromised, it may put the user information in jeopardy. In this paper, we propose a dual privacy preserving (DPP) scheme in continuous LBSs to protect the users' trajectory and query privacy. Our scheme introduces multiple anonymizers between the users and LSP, and combines with Shamir threshold mechanism, dynamic pseudonym mechanism, and K-anonymity technology to improve the users' trajectory and content privacy in continuous LBSs. An anonymizer alone cannot get the users' trajectory and query contents, and it thus can be semi-trusted. Our scheme can enhance the users' privacy and effectively solve the single point of failure in single anonymizer structure. At the same time, the query authentication can guarantee the correctness of the query results. The analysis and simulation results demonstrate that the proposed scheme has the ability to protect users' trajectory and content privacy effectively, and to reduce the computation and communication overhead of the single anonymizer.

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Registry

Crossref · 10.1109/jiot.2018.2842470

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Authors
Zhang, S., Wang, G., Bhuiyan, M. Z. A., & Liu, Q.
Affiliations
  • Hunan University of Science and Technology (CN)
  • Guangzhou University (CN)
  • Hunan University (CN)
Venue
IEEE Internet of Things Journal
Published
2018-10
Volume
5
Issue
5
Pages
4191-4200
ISSN
  • 2327-4662 (ISSN-L)
  • 2372-2541
OpenAlex
W2807091904
Cited by
159
References
31
Citations by year
2026: 2 · 2025: 5 · 2024: 18 · 2023: 14 · 2022: 20 · 2021: 24 · 2020: 34 · 2019: 27 · 2018: 15
FWCI
14.00
Type
journal article
Language
en
Open access
closed
Locations
IEEE Internet of Things Journal (publishedVersion)
Funders
  • National Natural Science Foundation of China (61632009, 61472451, 61402161, 61772194)
  • Natural Science Foundation of Guangdong Province (2017A030308006)
  • High Level Talents Program of Higher Education in Guangdong Province (2016ZJ01)
Topics
  • Physical Sciences › Computer Science › Artificial Intelligence › Privacy-Preserving Technologies in Data
  • Social Sciences › Sociology and Political Science › Privacy, Security, and Data Protection
  • Physical Sciences › Computer Science › Signal Processing › Data Management and Algorithms
Keywords
location privacy, location-based services, trajectory privacy, query privacy, k-anonymity, query authentication, single point of failure, communication overhead

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