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Attribute Based Encryption (CP-ABE) access control schemes has become a heated topic area in security since it is more suitable for access control mechanism. Due to the problems such that system attribute revocation is not flexible, system overhead is too big and other issues for existing CP-ABE access control schemes under cloud environment, with the limited access condition of ‘AND’ and ‘OR’ in...
Cloud storage is an important service of cloud computing, which offers services for data owners to host their data in the cloud. But cloud computing also brings new and challenging security threats to the outsourced data. In order to regain security assurances and access control in the cloud storage, we analyzes the access control algorithm of Ciphertext-policy attribute-based encryption. In this...
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