PROCEDE DE SECURISATION DU TRAITEMENT D'UNE INFORMATION SENSIBLE DANS UN MODULE DE SECURITE MONOLITHIQUE, ET MODULE DE SECURITE ASSOCIE

摘要

The invention concerns a method for making secure the processing of a sensitive information in a monolithic structure security module, said module comprising data processing means (9) and means for storing (3, 4) data to be processed by said processing means. The invention is characterised in that it comprises the following steps: selecting a sensitive information in the storage means; determining (7) a specific integrity condition of said information; scanning the information and transmitting it (1) to the processing means; controlling (11) while the information is being processed that the specific condition is fulfilled; blocking the information processing in the event that the specific condition is not fulfilled. The invention also concerns the associated security module.