Patent ID: 8874488

Claim:
A process for carrying out a transaction, said process comprising: receiving, by a hardware decoder, an indication that a transaction to be carried out between a payment module connected to the hardware decoder and a security module connected to the hardware decoder has been requested, said indication including a transaction identifier, the security module being configured to perform conditional access operations; generating by the hardware decoder a control message containing at least a representative code representing said transaction and an identifier of the security module; sending said control message to said payment module; verifying in said payment module whether the payment module is entitled to carry out the transaction; executing the transaction by the payment module, storing a result of the transaction in said payment module, and generating by the payment module a receipt relating to the transaction and to the security module; sending by the hardware decoder said receipt to a management center; receiving an unlocking code at the security module from the management center, said unlocking code being based on the receipt; and registering the transaction in said security module.