We formally specify a payment protocol described in [Vogt et al., 2001]. This protocol is intended for fair exchange of time-sensitive data. Here the µCRL language is used to form...
In PODC 2003, Micali presented a fair electronic exchange protocol for contract signing with an invisible trusted party [17]. The protocol was filed as a US patent No 5666420 in 1...
Recently, Nenadi´c et al. (2004) proposed the RSA-CEGD protocol for certified delivery of e-goods. This is a relatively complex scheme based on verifiable and recoverable encryp...
—A multi-party contract signing (MPCS) protocol allows a set of parties to exchange messages with each other to reach a state in which either each of them has a pre-agreed contra...
In this paper, we propose a new practical fair exchange protocol allowing the exchange of an electronic item against a signature. The protocol is based on the Guillou-Quisquater s...