| 摘要 |
<p>Systems and methods for obtaining a personal identification number (PIN) from a client terminal are disclosed. A method includes storing, at the client terminal, PINs for plural prepaid services. The method also includes receiving, at the client terminal, a request for a PIN associated with a desired prepaid service corresponding to one of the plural prepaid services. A PIN request is then sent, from the client terminal, to a server when less than a predefined number of PINs associated with the desired prepaid service are stored at the client terminal. In response, one or more PINs associated with the desired prepaid service are received at the client terminal. The method further includes dispensing at least one PIN corresponding to the desired prepaid service from the client terminal.</p> |
