| A Fair E-Cash Payment Scheme Based on Credit |
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| 作者姓名： | WANG Shao-bin HONG Fan CUI Guo-hua |
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| 作者单位： | College of Computer Science and Technology,Huazhong University of Science and Technology,Wuhan 430074, Hubei, China |
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| 摘 要： | A new fair e-eash payment scheme based on credit is present in this paper. In the scheme, an overdraft credit certificate is issued to user by hank. Using the overdraft credit certificate, user can produce e-cash himself to pay in exchanges. Merchant can verify the e-cash received from user. Bank can make a fair dis pute resolution when there is a dissension between user and merchant. It can avoid ＇the problem of partition e-cash for changes, prevent from reusing e-cash and fa- king e-cash, It. fits justice, anonymity, non deny and impartiality.
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| 关 键 词： | 透支信用 电子商务 电子货币支付 离线支付 |
| 文章编号： | 1007-1202（2006）01-0155-05 |
| 收稿时间： | 2005-04-22 |
A fair e-cash payment scheme based on credit |
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| WANG Shao-bin HONG Fan CUI Guo-hua.A Fair E-Cash Payment Scheme Based on Credit[J].Wuhan University Journal of Natural Sciences,2006,11(1):155-159. |
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| Authors: | Wang Shao-bin Hong Fan Cui Guo-hua |
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| Institution: | (1) College of Computer Science and Technology, Huazhong University of Science and Technology, 430074 Wuhan, Hubei, China |
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| Abstract: | A new fair e-cash payment scheme based on credit is present in this paper. In the scheme, an overdraft credit certificate is issued to user by bank. Using the overdraft credit certificate, user can produce e-cash himself to pay in exchanges. Merchant can verify the e-cash received from user. Bank can make a fair dispute resolution when there is a dissension between user and merchant. It can avoid the problem of partition e-cashfor changes, prevent from reusing e-cash and faking e-cash. It fits justice, anonymity, non-deny and impartiality. |
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| Keywords: | overdraft credit off-line payment e-cash impartiality justice |
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