发明名称 |
Method and system for conducting a transaction using a proximity device |
摘要 |
A proximity device transmits a first dynamic authentication value contactlessly to a terminal. The first authentication value is included in a discretionary data field of message data arranged in an ISO Track 1 and/or ISO Track 2 formal Message data is sent from the terminal to an issuer. The issuer separately derives a second authentication value and compares it with the first authentication value.
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申请公布号 |
US2005171905(A1) |
申请公布日期 |
2005.08.04 |
申请号 |
US20050507867 |
申请日期 |
2005.03.24 |
申请人 |
WANKMUELLER JOHN;GARON GILLES |
发明人 |
WANKMUELLER JOHN;GARON GILLES |
分类号 |
G06K19/10;G06F17/00;G06K17/00;G06K19/07;G06Q20/00;G07F7/10;G07F7/12;H04L9/00;H04L9/32;(IPC1-7):G06F17/60 |
主分类号 |
G06K19/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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