@MISC{P_alterature, author = {Vinoth Kumar P}, title = {A LTERATURE SURVEY ON REVOCABLE MULTIAUTHORITY CIPHER TEXT-POLICY ATTRIBUTE-BASED ENCRYPTION (CP-ABE) SCHEME FOR CLOUD STORAGE}, year = {} }
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Abstract
Abstract:In a Cloud Computing the data security achieved by Data Access Control Scheme. Cipher text-Policy Attribute-based Encryption (CP-ABE) is considered as one of the most suitable scheme for data access control in cloud storage. This scheme provides data owners more direct control on access policies. However, CP-ABE schemes to data access control for cloud storage systems are difficult because of the attribute revocation problem. So This paper produce survey on efficient and revocable data access control scheme for multi-authority cloud storage systems, where there are multiple authorities cooperate and each authority is able to issue attributes independently. Specifically, this paper surveys a revocable multi-authority CP-ABE scheme. The attribute revocation method can efficiently achieve both forward security and backward security. This survey shows that revocable multi-authority CP-ABE scheme is secure in the random oracle model and is more efficient than previous multi-authority CP-ABE. Key Words—Access control, multi-authority, CP-ABE, attribute revocation, cloud storage