Search results for " Sybil detection"

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A Novel Recruitment Policy to Defend against Sybils in Vehicular Crowdsourcing

2021

Vehicular Social Networks (VSNs) is an emerging communication paradigm, derived by merging the concepts of Online Social Networks (OSNs) and Vehicular Ad-hoc Networks (VANETs). Due to the lack of robust authentication mechanisms, social-based vehicular applications are vulnerable to numerous attacks including the generation of sybil entities in the networks. We address this important issue in vehicular crowdsourcing campaigns where sybils are usually employed to increase their influence and worsen the functioning of the system. In particular, we propose a novel User Recruitment Policy (URP) that, after extracting the participants within the event radius of a crowdsourcing campaign, detects …

Settore ING-INF/05 - Sistemi Di Elaborazione Delle InformazioniAuthenticationEvent (computing)business.industryComputer sciencecomputer.internet_protocolComputerSystemsOrganization_COMPUTER-COMMUNICATIONNETWORKSCrowdsourcingComputer securitycomputer.software_genreDomain (software engineering)Random forestCrowdsourcing; Proximity Graph; Sybil detection; Trust and Truthfulness; Vehicular Social NetworkCrowdsourcing Proximity Graph Sybil detection Trust and Truthfulness Vehicular Social NetworkGraph (abstract data type)RADIUSbusinesscomputer
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