| 摘要 |
The invention concerns a method for granting customers access to a product o r a set of products, comprising the steps of: providing by the customer throug h a secured communication network a code to a registration center, said code being unique, transmitting said code from the registration center to an authorization center, retrieving the identifier of the product or the set of products from said code, by requesting a data base or calculating said identifier, transmitting by the authorization center an authorization code t o the customer terminal, said authorization code allowing access to the produc t or the set of products.
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