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» On Fair Electronic Cash
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PERCOM
2004
ACM
14 years 8 months ago
One-Time Capabilities for Authorizations without Trust
This paper introduces and solves a security problem of pervasive computing: how to define authorizations for offline interactions when trust relationships among entities do not ex...
Laurent Bussard, Refik Molva
JSW
2008
110views more  JSW 2008»
13 years 8 months ago
An Open Approach for the Applied Pi Calculus
A notion of open bisimulation is proposed for the Applied Pi Calculus, which extends -calculus in order to facilitate analyzing security protocols. Our notion is based on the label...
Han Zhu, Yonggen Gu, Xiaohong Wu
ECRA
2007
113views more  ECRA 2007»
13 years 8 months ago
Exclusions and related trust relationships in multi-party fair exchange protocols
Some electronic commerce transactions are inherently performed between more than two parties. In this context, it is thus important to determine whether the underlying fair exchan...
Nicolás González-Deleito, Olivier Ma...
FC
2001
Springer
123views Cryptology» more  FC 2001»
14 years 1 months ago
Optimistic Fair Exchange with Transparent Signature Recovery
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...
Olivier Markowitch, Shahrokh Saeednia
ECIS
2001
13 years 10 months ago
Currency exchange system for electronic moneys
A currency exchange system is introduced for a multi-currency electronic money trial, in which smartcardbased electronic moneys (two currencies) are circulated over the Internet. ...
Yoshitaka Nakamura, Takeshi Nagayoshi, Takuo Nishi...