More Secure Outsourcing CP-ABE Scheme Under the Situation of Untrusted PKG
Fang Zheng,
Pingzhen Li,
Xinguang Peng
et al.
Abstract:The scheme of CP-ABE is widely used in data security protection in cloud outsourcing service. The architecture based on CP-ABE involves user, SP, PKG and CSP. Under this situation, PKG is trusted by default. However, in the real situation, except the default situation, there exists another scenario, where there is no SP and user communicates with PKG and CSP directly. In the above environment PKG may be untrusted. Once PKG is colluded with CSP or PKG is compromised, the adversary can get the decryption keys fr… Show more
Set email alert for when this publication receives citations?
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.