In order to solve the problems of data sharing security and policy conflict in multicloud storage systems（MCSS）, this work designs an attribute mapping mechanism that extends ciphertext policy attribute-based encryption（CP-ABE）, and proposes a multi-authority CP-ABE access control model that satisfies the need for multicloud storage access control. The mapping mechanism mainly involves the tree structure of CP-ABE and provides support for the types of attribute values. The framework and workflow... 

【文章來源】：中國通信. 2020,17(08)

【文章頁數(shù)】：14 頁

【參考文獻(xiàn)】：
期刊論文
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