| 摘要 |
According to the invention, there is provided a method for ensuring that a genuine user has approved a payment transaction to be processed by a payment network, the method comprising the steps of : receiving (200) a signed request comprising a set of at least one parameter representative of the payment transaction and an electronic signature, said electronic signature being generated by a client application by applying a signing algorithm to the said at least one parameter following approval of the payment transaction by the user identified by said client application; verifying (201) that the received electronic signature has been generated by the genuine user; receiving (202) a consultation request emitted by the payment network requesting to check if the payment transaction has been approved by the genuine user; sending (203) a consultation response to the payment network indicating the result of the electronic signature verification. |
