Rational Behavior in Peer-to-Peer Profile Obfuscation for Anonymous Keyword Search

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Provided by: Universitat Rostock
Topic: Security
Format: PDF
User profiling in web search has the advantage of enabling personalized web search: the quality of the results offered by the search engine to the user is increased by taking the user's interests into account when presenting those results. The negative side is that the interests and the query history of users may contain information considered as private; hence, technology should be provided for users to avoid profiling if they wish so. There are several anti-profiling approaches in web search, from basic level countermeasures to private information retrieval and including profile obfuscation.
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