| 摘要 |
<p>Method and system for supervising a usage of smart card by entering a customized policy or updating already loaded policy in the smart card is described. The invention provides a possibility to any authorized user to set and change selectively the card specification in accordance with the policy encrypted in electronic memory of the card. In accordance with the policy instructions, the card allows a cardholder to debit at least one preexisting currency account having a balance with authorized limited currency amount for payments at selected retail establishments, throughout selected territory, in a restricted period of time, and with a predetermined frequency of times when buying a specific set of consumer items and/or receiving a specific set of services.</p> |
