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Flaw and modification of the iKP electronic payment protocols

✍ Scribed by Kazuhiro Ogata; Kokichi Futatsugi


Book ID
104136902
Publisher
Elsevier Science
Year
2003
Tongue
English
Weight
84 KB
Volume
86
Category
Article
ISSN
0020-0190

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✦ Synopsis


We found that the 2KP/3KP electronic payment protocols as well as the 1KP electronic payment protocol do not possess a probably important property. The property is that if an acquirer authorizes a payment, then both the buyer and seller concerned always agree on it, which is called agreement property in this article. We also propose a modification to have 2KP/3KP possess the property.


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