Data processing: financial – business practice – management – or co – Business processing using cryptography – Secure transaction
Reexamination Certificate
2007-03-06
2007-03-06
Garg, Yogesh C. (Department: 3625)
Data processing: financial, business practice, management, or co
Business processing using cryptography
Secure transaction
C705S001100, C705S026640, C705S064000, C705S065000, C455S550100, C455S558000, C235S486000
Reexamination Certificate
active
10808697
ABSTRACT:
A system and a method that utilizes transaction terminals equipped with smart card readers to download and store a batch of multiple prepaid electronic vouchers to a smart card, retrieve and decrypt individual prepaid vouchers from the smart card and print a voucher receipt with a printer in connection with the transaction terminal. The transaction terminals are in connection with a mobile transaction server that acts as a gateway to a prepaid system and routes transactions between transaction terminals and the prepaid system and between transaction terminals. A method for storing a voucher encryption key on a second smart card or hardware security module. The voucher encryption key is utilized to decrypt encrypted vouchers on a voucher repository smart card. The transaction terminals are mobile devices communicating to the mobile transaction server over wireless networks.
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Balsan Damien
Goldthwaite Scott
AKC Patents LLC
Collins Aliki K.
Garg Yogesh C.
Way Systems, Inc.
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