Keeping Ubiquitous Computing To Yourself: Privacy Protection in UbiComp Karim Adam Computing Research Centre The Open University

Outline of presentation  Motivation  Objectives  Approach

Why Privacy?  Privacy protection probably more crucial in UbiComp than other Computing paradigms Lack of feedback Lack of control Deviation from social norms

Objectives  To provide privacy protection  To manage privacy protection using privacy policies  To aid in the re-use of privacy policies

The way we do this is by……  A matching concept  Introducing noise – obfuscation, anonymity,…  A utility-based approach

Semi-automatic derivation of privacy policies [Yee & Korba, 2005] Based on:  Derivation from 3 rd Party surveys  Retrieval from community of peers

Utility Model [Acquisti(2002)] The Utility, of completing a certain transaction t is given by: Keeping information private Completing a transaction Cost of using technology

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