Title :
A Novel Off-line Anonymous and Divisible Digital Cash Protocol Utilizing Smart Card for Mobile Payment
Author :
Zhang, Ling ; Yin, Jianping ; Li, Mengjun
Author_Institution :
Sch. of Comput., Nat. Univ. of Defense Technol.
Abstract :
A novel off-line anonymous digital cash protocol utilizing smart card is presented in this paper. It employs smart card as a distributed anonymity and divisibility provider agent based on Schnorr signature scheme. It provides accountable anonymity and divisibility. Its digital cash proves to be unreusable, unexpandable, untraceable, and unforgeable. Compared with Chaum and Wang´s scheme, the novel protocol distributes less computation load on customers and cost less communication, thus it is efficient and adapted to mobile payment.
Keywords :
electronic money; mobile computing; protocols; smart cards; Schnorr signature scheme; distributed anonymity; divisibility provider agent; divisible digital cash protocol; mobile payment; off-line anonymous; smart card; Communication system security; Computational efficiency; Costs; Distributed computing; Mobile communication; Mobile computing; Personal digital assistants; Protocols; Smart cards; Wireless networks;
Conference_Titel :
Communications and Networking in China, 2006. ChinaCom '06. First International Conference on
Conference_Location :
Beijing
Print_ISBN :
1-4244-0463-0
Electronic_ISBN :
1-4244-0463-0
DOI :
10.1109/CHINACOM.2006.344665
