On the Anonymity of Periodic Location Samples

  title={On the Anonymity of Periodic Location Samples},
  author={Marco Gruteser and Baik Hoh},
As Global Positioning System (GPS) receivers become a common feature in cell phones, personal digital assistants, and automobiles, there is a growing interest in tracking larger user populations, rather than individual users. Unfortunately, anonymous location samples do not fully solve the privacy problem. An adversary could link multiple samples (i.e., follow the footsteps) to accumulate path information and eventually identify a user. This paper reports on our ongoing work to analyze privacy… CONTINUE READING
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