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International Research Journal of Engineering and Technology (IRJET)
Cloud computing is to place an important role for sharing data through a group of members. While sharing data with a group of people, privacy and security of shared data is of more concern. To provide security and privacy of data the cloud technologies provides encryption of stored data. However, whereas encryption assures the confidentiality of the data against the cloud, the use of conventional encryption approaches is not sufficient to support the enforcement of fine-grained organizationalfatcat:k2guavqrgjhk7gvk6zcnjfl6uy