Answering Aggregation Queries in a Secure System Model

  title={Answering Aggregation Queries in a Secure System Model},
  author={Tingjian Ge and Stanley B. Zdonik},
As more sensitive data is captured in electronic form, security becomes more and more important. Data encryption is the main technique for achieving security. While in the past enterprises were hesitant to implement database encryption because of the very high cost, complexity, and performance degradation, they now have to face the ever-growing risk of data theft as well as emerging legislative requirements. Data encryption can be done at multiple tiers within the enterprise. Different choices… CONTINUE READING
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