RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs

Establishing trust and reputation for evaluation of message reliability is key to the vehicular ad hoc networks (VANETs). Most of the previous reputation management systems focus on the effectiveness of the reputation management system in handling the liars who send false service messages. However,...

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Main Authors: Jin Wang, Yonghui Zhang, Youyuan Wang, Xiang Gu
Format: Article
Language:English
Published: Wiley 2016-03-01
Series:International Journal of Distributed Sensor Networks
Online Access:https://doi.org/10.1155/2016/6138251
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author Jin Wang
Yonghui Zhang
Youyuan Wang
Xiang Gu
author_facet Jin Wang
Yonghui Zhang
Youyuan Wang
Xiang Gu
author_sort Jin Wang
collection DOAJ
description Establishing trust and reputation for evaluation of message reliability is key to the vehicular ad hoc networks (VANETs). Most of the previous reputation management systems focus on the effectiveness of the reputation management system in handling the liars who send false service messages. However, these reputation management systems have two drawbacks. One is that they are vulnerable to tactical attacks such as self-promoting attacks and bad-mouthing attacks. The other is that they may violate location privacy because they assume every vehicle communicates with a unique ID. Our research particularly investigates the robustness against these tactical attacks, as well as the preservation of privacy by integrating trust management with the pseudonym technique. To resist the tactical attacks in VANETs, we present a reputation model which builds both service reputation and feedback reputation. Moreover, we apply the information entropy and the majority rule to the reputation accumulation algorithms to counter false feedback. To defend the reputation link attack during pseudonym changes, we propose hidden-zone strategy and k -anonymity strategy. The simulation results show that our scheme is robust to these tactical attacks and preserves privacy against the reputation link attack during the pseudonym changes.
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spelling doaj-art-d5c412999d394e6aa6274164c71a9a4b2025-02-03T06:45:21ZengWileyInternational Journal of Distributed Sensor Networks1550-14772016-03-011210.1155/2016/61382516138251RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETsJin WangYonghui ZhangYouyuan WangXiang GuEstablishing trust and reputation for evaluation of message reliability is key to the vehicular ad hoc networks (VANETs). Most of the previous reputation management systems focus on the effectiveness of the reputation management system in handling the liars who send false service messages. However, these reputation management systems have two drawbacks. One is that they are vulnerable to tactical attacks such as self-promoting attacks and bad-mouthing attacks. The other is that they may violate location privacy because they assume every vehicle communicates with a unique ID. Our research particularly investigates the robustness against these tactical attacks, as well as the preservation of privacy by integrating trust management with the pseudonym technique. To resist the tactical attacks in VANETs, we present a reputation model which builds both service reputation and feedback reputation. Moreover, we apply the information entropy and the majority rule to the reputation accumulation algorithms to counter false feedback. To defend the reputation link attack during pseudonym changes, we propose hidden-zone strategy and k -anonymity strategy. The simulation results show that our scheme is robust to these tactical attacks and preserves privacy against the reputation link attack during the pseudonym changes.https://doi.org/10.1155/2016/6138251
spellingShingle Jin Wang
Yonghui Zhang
Youyuan Wang
Xiang Gu
RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs
International Journal of Distributed Sensor Networks
title RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs
title_full RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs
title_fullStr RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs
title_full_unstemmed RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs
title_short RPRep: A Robust and Privacy-Preserving Reputation Management Scheme for Pseudonym-Enabled VANETs
title_sort rprep a robust and privacy preserving reputation management scheme for pseudonym enabled vanets
url https://doi.org/10.1155/2016/6138251
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AT yonghuizhang rpreparobustandprivacypreservingreputationmanagementschemeforpseudonymenabledvanets
AT youyuanwang rpreparobustandprivacypreservingreputationmanagementschemeforpseudonymenabledvanets
AT xianggu rpreparobustandprivacypreservingreputationmanagementschemeforpseudonymenabledvanets