Combining Social Authentication and Untrusted Clouds for Private Location Sharing

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Provided by: Association for Computing Machinery
Topic: Security
Format: PDF
Recently, many Location-Sharing Services (LSSs) have emerged that share data collected using mobile devices. However, research has shown that many users are uncomfortable with LSS operators managing their location histories and that the ease with which contextual data can be shared with unintended audiences can lead to regrets that sometimes outweigh the benefits of these systems. In an effort to address these issues, the authors have developed SLS: a secure location sharing system that combines location-limited channels, multi-channel key establishment, and untrusted cloud storage to hide user locations from LSS operators while also limiting unintended audience sharing.
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