Publications de Igor Bilogrevic

A Predictive Model for User Motivation and Utility Implications of Privacy-Protection Mechanisms in Location Check-Ins

Jean-Pierre Hubaux, Kévin Clément Huguenin, Igor Bilogrevic, Reza Shokri, Italo Ivan Dacosta Petrocelli, Joana Catarina Soares Machado, Stefan Mihaila

Location check-ins contain both geographical and semantic information about the visited venues. Semantic information is usually represented by means of tags (e.g., “restaurant”). Such data can reveal some personal information about users beyond what they a ...

2018

Towards Usable Checksums: Automating the Integrity Verification ofWeb Downloads for the Masses

Kévin Clément Huguenin, Igor Bilogrevic, Mathias Jacques Jean-Marc Humbert, Mauro Cherubini, Bertil Chapuis, Alexandre Meylan

Internet users can download software for their computers from app stores (e.g., Mac App Store and Windows Store) or from other sources, such as the developers' websites. Most Internet users in the US rely on the latter, according to our representative stud ...

ASSOC COMPUTING MACHINERY2018

A Machine-Learning Based Approach to Privacy-Aware Information-Sharing in Mobile Social Networks

Jean-Pierre Hubaux, Kévin Clément Huguenin, Igor Bilogrevic, Murtuza Jadliwala, Berker Agir, Maria Gazaki

Contextual information about users is increasingly shared on mobile social networks. Examples of such information include users' locations, events, activities, and the co-presence of others in proximity. When disclosing personal information, users take int ...

Elsevier Science Bv2016

Predicting Users' Motivations behind Location Check-Ins and Utility Implications of Privacy Protection Mechanisms

Jean-Pierre Hubaux, Kévin Clément Huguenin, Igor Bilogrevic, Reza Shokri, Stefan Mihaila

Location check-ins contain both geographical and semantic information about the visited venues, in the form of tags (e.g., “restaurant”). Such data might reveal some personal information about users beyond what they actually want to disclose, hence their p ...

2015

Privacy-Preserving Optimal Meeting Location Determination on Mobile Devices

Jean-Pierre Hubaux, Imad Aad, Igor Bilogrevic, Murtuza Jadliwala, Vishal Joneja

Equipped with state-of-the-art smartphones and mobile devices, today's highly interconnected urban population is increasingly dependent on these gadgets to organize and plan their daily lives. These applications often rely on current (or preferred) locatio ...

Ieee-Inst Electrical Electronics Engineers Inc2014

On Multi-Dimensional Privacy in Context-Aware Mobile Networks

Igor Bilogrevic

By the end of 2013, the number of internet-connected mobile devices is expected to exceed that of humans. Omnipresent and context-aware, mobile devices enable people to communicate and exchange data anytime and almost anywhere. The myriad of ”digital footp ...

EPFL2014

Secure and Private Proofs for Location-Based Activity Summaries in Urban Areas

Jean-Pierre Hubaux, Kévin Clément Huguenin, Igor Bilogrevic, Thi Van Anh Pham

Activity-based social networks, where people upload and share information about their location-based activities (e.g., the routes of their activities), are increasingly popular. Such systems, however, raise privacy and security issues: the service provider ...

2014

Optimizing Mix-zone Coverage in Pervasive Wireless Networks

Jean-Pierre Hubaux, Murtuza Jadliwala, Igor Bilogrevic

Location privacy is a major concern in pervasive networks where static device identifiers enable malicious eavesdroppers to continuously track users and their movements. In order to prevent such identifier-based tracking, devices could coordinate regular i ...

2013

Adaptive Information-Sharing for Privacy-Aware Mobile Social Networks

Jean-Pierre Hubaux, Kévin Clément Huguenin, Igor Bilogrevic, Murtuza Jadliwala, Berker Agir

Personal and contextual information are increasingly shared via mobile social networks. Users' locations, activities and their co-presence can be shared easily with online ``friends'', as their smartphones already access such information from embedded sens ...

2013

Inferring Social Ties in Academic Networks Using Short-Range Wireless Communications

Jean-Pierre Hubaux, Kévin Clément Huguenin, Igor Bilogrevic, Murtuza Jadliwala, Valtteri Niemi, Florent Lopez

WiFi base stations are increasingly deployed in both public spaces and private companies, and the increase in their density poses a significant threat to the privacy of connected users. Prior studies have provided evidence that it is possible to infer the ...

2013