Preserving Multi-Relational Outsourced Databases Confidentiality Using Fragmentation and Encryption

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Provided by: Innovative Information Science & Technology Research Group (ISYOU)
Topic: Data Management
Format: PDF
Confidentiality and privacy of outsourced data has become one of the pressing challenges in cloud computing. Outsourced data often includes sensitive personally identifiable information. When data is outsourced, sensitive information will not be under the control of its owners, but under the control of an external service provider. In this paper, the authors define an approach allowing the protection of confidentiality of sensitive information in outsourced multi-relational databases by improving an existing approach based on a combination of fragmentation and encryption.
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