Retrieving the Data from Cloud Using Differential Query Services

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Provided by: International Journal of Emerging Trends in Science and Technology
Topic: Cloud
Format: PDF
Cloud computing refers to the delivery of computing resources over the Internet. In a cost efficient cloud environment, a user will experience a degree of delay while retrieving information from the cloud. In such an environment, two main issues facing by the users are efficiency and privacy. This paper first focuses on the private keyword based file retrieval scheme, permits users to get the files without losing any information from an unsecured server on demand. The disadvantage of this scheme is that, it leads to heavy querying cost.
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