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Context-Aware Computing by De Gruyter

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5Protecting Context Privacy

Abstract: Context-awareness and privacy protection is a pair of contradictory requirements in context-aware computing. On one hand, context-aware systems must collect sufficient context information reflecting physical surroundings such as users’ location, activity, habits, etc. to make intelligent decisions without user interaction. On the other hand, context is often linked to individuals (e.g., location of a person) and as such falls under privacy directives. To reconcile privacy protection (automatically fulfilling users’ privacy wishes) and context-awareness (provided by context histories), this chapter first reviews privacy protection techniques in the database field. Two context privacy protection strategies, ...

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