ClouDedup: Secure Deduplication with Encrypted Data for Cloud Storage

Provided by: EURECOM
Topic: Cloud
Format: PDF
With the continuous and exponential increase of the number of users and the size of their data, data deduplication becomes more and more a necessity for cloud storage providers. By storing a unique copy of duplicate data, cloud providers greatly reduce their storage and data transfer costs. The advantages of deduplication unfortunately come with a high cost in terms of new security and privacy challenges. The authors propose ClouDedup, a secure and efficient storage service which assures block-level deduplication and data confidentiality at the same time.

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