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This paper presents a distributed anonymous authentication scheme for MANET based on the technique of group signature, secret share and zero-knowledge proof. The scheme takes advantage of the distributed certificate management to solve the authentication and key management problems of MANET which is lack of fixed infrastructure. Meanwhile, the scheme adopts the efficient group signature presented...
A new Key-Insulated group signature scheme is proposed under standard model. This paper takes advantage of helpers to help update member keys in every time section, meets the forward security and backward security.
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