Method for making secure transactions carried out with cards provided with an owner identification number
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 20, 2012
Grant Date -
Apr 8, 2004
app pub date -
Jun 8, 2001
filing date -
Jun 9, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention concerns a method for carrying out a transaction comprising prior steps of identifying the card by reading its number and authenticating the bearer optionally by writing in the secret code using a keyboard. The invention is characterized in that the secret code and/or the card number, comprise(s) in a specific position at least a character modified at each transaction. The modified character(s) (N) of the secret code and/or the card is/are modified in accordance with at least a character of a predetermined parameter.
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