Anonymity is one of the main concerns in group-oriented cryptography. However, most efforts, for instance, group signatures and ring signatures, are only made to provide anonymity ...
Abstract. Pairings on elliptic curves over finite fields are crucial for constructing various cryptographic schemes. The T pairing on supersingular curves over GF(3n ) is particula...
The mobile phone has become one of the essential objects that people carry when they leave home. By conducting a series of street interviews in 11 cities on 4 continents, we attemp...
We propose a notarized federated identity management model that supports efficient user authentication when providers are unknown to each other. Our model introduces a notary servi...
Michael T. Goodrich, Roberto Tamassia, Danfeng Yao
Many security incidents involve legitimate users who misuse their existing privileges, such that they have the system-level right to perform an action, but not the moral or ethica...