Abstract. We present the first black-box construction of a secure multiparty computation protocol that satisfies a meaningful notion of concurrent security in the plain model (wi...
Abstract. Web services are an important series of industry standards for adding semantics to web-based and XML-based communication, in particular among enterprises. Like the entire...
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...
The standard class of adversaries considered in cryptography is that of strict polynomial-time probabilistic machines. However, expected polynomial-time machines are often also co...
The Automatic Authentication Protocol Analyzer, 2nd Version AAPA2 is a fast, completely automatic tool for formally analyzing cryptographic protocols. It correctly identi es vulne...