TRACK DATA ENCRYPTION
First Claim
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1. A method comprising:
- providing a secondary PAN associated with a primary PAN, wherein the secondary PAN has end portions, and wherein at least one end portion is the same as the primary PAN, and at least the middle portion of the secondary PAN is different than the primary PAN; and
receiving approval or disapproval for a payment transaction after providing the secondary PAN.
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Abstract
A method for conducting a secure transaction using a secondary PAN is disclosed. The method includes providing a secondary PAN associated with a primary PAN, where the secondary PAN has at least one end portion that is the same as the primary PAN, but has a middle portion that is different than the primary PAN.
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Citations
37 Claims
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1. A method comprising:
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providing a secondary PAN associated with a primary PAN, wherein the secondary PAN has end portions, and wherein at least one end portion is the same as the primary PAN, and at least the middle portion of the secondary PAN is different than the primary PAN; and receiving approval or disapproval for a payment transaction after providing the secondary PAN. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 29)
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10-12. -12. (canceled)
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13. A computer readable medium comprising:
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code for providing a secondary PAN associated with a primary PAN using a portable consumer device, wherein the secondary PAN has end portions, and at least one end portion is the same as the primary PAN, while at least a middle portion of the secondary PAN is different than the primary PAN; and code for receiving approval or disapproval for a payment transaction after providing the secondary PAN. - View Dependent Claims (14, 30, 31, 32, 33, 34, 35, 36, 37)
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15-28. -28. (canceled)
Specification