发明授权
US07627531B2 System for facilitating a transaction 有权
促进交易的系统

System for facilitating a transaction
摘要:
The present invention provides a system and method for facilitating a transaction using a secondary transaction number that is associated with a cardholder's primary account. The cardholder provides the secondary transaction number, often with limited-use conditions associated therewith, to a merchant to facilitate a more secure and confident transaction.
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