Method and system for conducting a transaction using a proximity device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 4, 2005
app pub date -
Mar 24, 2005
filing date -
Mar 19, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
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.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully