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October 27, 2017· Proceedings of the 2017 ACM SIGSAC Conference on Computer and Communications Security
conference-paper

Zero-Knowledge Contingent Payments Revisited

Authors:Matteo CampanelliRosario GennaroSteven GoldfederLuca Nizzardo

Abstract

Zero Knowledge Contingent Payment (ZKCP) protocols allow fair exchange of sold goods and payments over the Bitcoin network. In this paper we point out two main shortcomings of current proposals for ZKCP, and propose ways to address them.

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