| 摘要 |
For cancelling or blocking one or more of a number of services available to the holder or transaction or credit card has the following steps, prior loading of identification data and access data in a non-volatile memory on a portable device such as a card (CO) is performed. Prior loading of the same identification data and types of service available to card holders into the data storage of a central server (SO) is performed for cancelling of access rights, and finally when the cancellation card (CO) is inserted into an access terminal by an operator, such as the card holder, a selective stopping of available services identified from the reference database is carried out.
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