| 摘要 |
<p>Methods and systems for receiving an authorization request associated with a transaction, the authorization request including an account code; receiving a user code to associate with the account code; associating the account code and the user code together to form a payment account code; determining an account identifier corresponding to the payment account code; determining whether to map the payment account code to a primary account number (PAN); mapping, in response to the determination that the payment account code is to be mapped to the PAN, the payment account code to the PAN to ascertain a PAN corresponding to the payment account code; and sending the authorization request including the PAN to be authorized.</p> |
