A multi-party contract signing (MPCS) protocol allows a set of parties to exchange messages with each other to arrive in a state in which either each of them has a pre-agreed cont...
The fair exchange problem is key to trading electronic items in systems of mutually untrusted parties. In modern variants of such systems, each party is equipped with a security mo...
Fabric is a new system and language for building secure distributed information systems. It is a decentralized system that allows heterogeneous network nodes to securely share bot...
Jed Liu, Michael D. George, K. Vikram, Xin Qi, Luc...
Customers are usually passive in an electronic commerce transaction. Based on a new two times concurrent signature, this article presents a fair electronic payment (E-payment) pro...
It is well known that general secure function evaluation (SFE) with information-theoretical (IT) security is infeasible in presence of a corrupted majority in the standard model. ...