| 摘要 |
<p>A system for securing a transaction between a shopkeeper (10) and a customer (20) with a payment card, comprising at least one management unit (11, 30, 21) which is able to authorize said transaction on the basis of identification data proper to said payment card. According to the invention, said system also comprises a n additional complementary decision module (41) which can authorize the transaction after verification of at least one control criterion determined by the card holder (20) on the basis of at least one parameter which is proper to said transaction. The invention can be used in all mail-order type transactions.</p> |
