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ISW
2001
Springer
14 years 1 months ago
An Optimistic Non-repudiation Protocol with Transparent Trusted Third Party
Abstract. In this paper we consider a new and efficient optimistic nonrepudiation protocol. In a non-repudiation protocol, during which Alice wants to transmit a message to Bob, Al...
Olivier Markowitch, Steve Kremer
ICPPW
1999
IEEE
14 years 1 months ago
Improving Fairness and Privacy of Zhou-Gollmann's Fair Non-Repudiation Protocol
We deal with two claws of Zhou-Gollmann's fair nonrepudiation protocol. Firstly, their protocol divides a message into 2 parts, i.e., a key K and a ciphertext C. Then, C is d...
Kwangjo Kim, Sangjoon Park, Joonsang Baek
WECWIS
2003
IEEE
125views ECommerce» more  WECWIS 2003»
14 years 2 months ago
A Non-Repudiation Message Transfer Protocol for E-commerce
In the business world, exchange of signatures or receipts is a common practice in case of future dispute. Likewise, it is critical in E-commerce applications to have the security ...
Seokwon Yang, Stanley Y. W. Su, Herman Lam
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
ICISC
2000
73views Cryptology» more  ICISC 2000»
13 years 10 months ago
A Multi-party Optimistic Non-repudiation Protocol
In this paper we consider the optimistic approach of the non-repudiation protocols. We study a non-repudiation protocol with off-line trusted third party and we keep on with the de...
Olivier Markowitch, Steve Kremer