Precisely Answering Multi-Dimensional Range Queries without Privacy Breach

• Main Authors: WANG, Lingyu, LI, Yingjiu, Wijesekera, Duminda, Jajodia, Sushil
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2003
• Subjects: Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/556; http://dx.doi.org/10.1007/b13237
• Institution: Singapore Management University

This paper studies the privacy breaches caused by multi-dimensional range (MDR) sum queries in online analytical processing (OLAP) systems. We show that existing inference control methods are generally infeasible for controlling MDR queries. We then consider restricting users to even MDR queries (th...