A novel approach for privacy mining of generic basic association rules

  • Authors:
  • Moez Waddey;Pascal Poncelet;Sadok Ben Yahia

  • Affiliations:
  • Faculty of Sciences, Tunis, Tunisia;Montpellier 2 University, Montpellier, France;Faculty of Sciences, Tunis, Tunisia

  • Venue:
  • Proceedings of the ACM first international workshop on Privacy and anonymity for very large databases
  • Year:
  • 2009

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Abstract

Data mining can extract important knowledge from large data collections - but sometimes these collections are split among various parties. Privacy concerns may prevent the parties from directly sharing the data. The irony is that data mining results rarely violate privacy. The objective of data mining is to generalize across populations rather than reveal information about individuals [10]. Thus, the true problem is not data mining, but how data mining is done. This paper presents a new scalable algorithm for discovering closed frequent itemsets in distributed environment, using commutative encryption to ensure privacy concerns. We address secure mining of association rules over horizontally partitioned data.