Security in use of bankcards that protects bankcard data from merchant systems in a payment card system
First Claim
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1. A payment system that protects private data of customer from potential theft from merchant and merchant systems in payment transactions, comprising:
- a wireless point-of-sale (WPOS) merchant terminal with a wireless interface to a third party payment system, bypassing the merchant system, for processing of a payment transaction originating from the WPOS.
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Abstract
A method and apparatus for security that protects bankcard data from merchant systems and uses a payment card (30) and payment system (12) that can be used by a customer (20) to perform a transaction with a merchant (22) using an existing bankcard (31) of the customer (20). In some of the embodiments, the payment card (30) provides a level of security to the customer (20) because the payment card (30) does not identify the customer (20) by name. Further, the card number and/or expiration date of the bankcard (31) is not disclosed to the merchant (22).
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Citations
11 Claims
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1. A payment system that protects private data of customer from potential theft from merchant and merchant systems in payment transactions, comprising:
a wireless point-of-sale (WPOS) merchant terminal with a wireless interface to a third party payment system, bypassing the merchant system, for processing of a payment transaction originating from the WPOS. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A merchant point-of-sale terminal that protects customer identity data from potential theft, comprising:
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a. a wireless point-of-sale (WPOS) terminal that protects customer identity data from potential theft, by providing a secure wireless connection for the transfer of a payment authorization transaction record directly to a payment system that is not a merchant system and receive payment approval data, the payment system having received it from a prior card authorization network; b. the WPOS has a wire line merchant interface for receiving merchant id data and a payment amount for a specific transaction and for transfer of the payment approval data to the merchant system.
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8. A payment security system that protects customer identity data from theft in merchant systems, comprising:
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a. a server capable of high volume storage and database searches; b. the server maintains a database having a permanent customer-identifier for a customer and tied to this customer identifier, at least two bankcard accounts data of the customer and for each bankcard account, a customer selected card specific personal identification number (CPIN); c. the system receives a data record from a merchant point of sale (POS) for a payment transaction, where a payment card is swiped and a specific CPIN entered by the customer in the point of sale, the record having an encrypted customer-identifier from the card and the entered CPIN; d. the payment system decrypts the customer identifier and identifies and verifies the customer in the database and retrieves the specific bankcard data of the customer that is identified by the CPIN, and submits a payment transaction record to a prior art card processor network, thereby the payment system enables a customer to carry this one payment card only and use it in lieu of his one or the other bankcard in the payment system, and protect customer identity data from potential theft in merchant systems. - View Dependent Claims (9)
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10. The payment security system as in 9, comprising:
the logic stores the transform sequence in separate data storage means than the transformed bankcard number. - View Dependent Claims (11)
Specification