| 发明名称 |
METHOD AND SYSTEM FOR CONDUCTING A TRANSACTION USING A PROXIMITY DEVICE. |
| 摘要 |
<p>A proximity device (102) 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 format. Message data is sent from the terminal to an issuer (110). The issuer separately derives a second authentication value and compares it with the first authentication value.</p> |
| 申请公布号 |
MXPA04008973(A) |
申请公布日期 |
2005.02.17 |
| 申请号 |
MX2004PA08973 |
申请日期 |
2003.03.19 |
| 申请人 |
MASTERCARD INTERNATIONAL INCORPORATED. |
发明人 |
GIILES GARON |
| 分类号 |
G06K19/10;G06K17/00;G06K19/07;G06Q20/00;G06Q20/10;G06Q20/20;G06Q20/32;G06Q20/34;G06Q20/38;G06Q20/40;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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