Cloud+: A safe and restrained data access control program for cloud

Secure distributed storage, which is a rising cloud administration, is planned to guarantee the mystery of re-appropriated data yet also to give versatile data access to cloud customers whose data is out of physical control. Ciphertext-Policy Attribute-Based Encryption (CP-ABE) is seen as a champion among the most reassuring frameworks that may be used to verify the confirmation of the administration. Be that as it may, the use of CP-ABE may yield an unavoidable security burst which is known as the abuse of access accreditation (for example decoding right). In this paper, we look at the two essential occurrences of access accreditation misuse: one is on the semi-believed specialist side, and the other is supportive of the cloud customer. To ease the abuse, we propose revocable CP-ABE based distributed storage structure with express renouncing, planned information getting to and numerous examining capacities alluded as Cloud+.