A Secure Framework for Location Verification in Pervasive Computing

  • Authors:
  • Dawei Liu;Moon-Chuen Lee;Dan Wu

  • Affiliations:
  • Department of Computer Science and Engineering, Chinese University of Hong Kong, Hong Kong;Department of Computer Science and Engineering, Chinese University of Hong Kong, Hong Kong;Department of Computer Science and Engineering, Chinese University of Hong Kong, Hong Kong

  • Venue:
  • WASA '09 Proceedings of the 4th International Conference on Wireless Algorithms, Systems, and Applications
  • Year:
  • 2009

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Abstract

The way people use computing devices has been changed in some way by the relatively new pervasive computing paradigm. For example, a person can use a mobile device to obtain its location information at anytime and anywhere. There are several security issues concerning whether this information is reliable in a pervasive environment. For example, a malicious user may disable the localization system by broadcasting a forged location, and it may impersonate other users by eavesdropping their locations. In this paper, we address the verification of location information in a secure manner. We first present the design challenges for location verification, and then propose a two-layer framework VerPer for secure location verification in a pervasive computing environment. Real world GPS-based wireless sensor network experiments confirm the effectiveness of the proposed framework.