We present a new commerce protocol that allows customers and merchants to conduct face-to-face creditcard authorizations with a credit card company securely with the option of ano...
We present protocols that allow a user Alice, knowing only her name and password, and not carrying a smart card, to "log in to the network" from a "generic" wo...
Abstract. The past few years have seen the emergence of a large number of proposals for electronic payments over open networks. Among these proposals is the Secure Electronic Trans...
Recently, two major bankcard payment instrument operators VISA and MasterCard published speci cations for securing bankcard payment transactions on open networks for open scrutiny...
Threshold cryptography has been used to secure data and control access by sharing a private cryptographic key over different devices. This means that a minimum number of these dev...