Method for loading and managing an application on mobile equipment

A method for loading and managing an application in a mobile equipment locally connected to at least one security module, the mobile equipment being configured for receiving digital data of mobile television services broadcast via a unidirectional mobile network, the method comprising:

• transmitting, by the mobile equipment, via a bidirectional mobile network different from the unidirectional mobile network, data identifying the mobile equipment and the security module to a managing center upon connection of the mobile equipment to the bidirectional mobile network;
• receiving, by the mobile equipment, information relative to one or more service providers from the managing center;
• receiving by the mobile unit and storing into the security module a descriptor designating a server of applications at the managing center corresponding to a selected service provider;
• reading, by the mobile equipment, the descriptor stored in the security module;
• downloading the application or an update of the application from the server at the managing center designated by the descriptor, via the bidirectional mobile network, into a memory of the mobile equipment;
• and
• verifying by the security module the downloaded application or the update by comparing a signature of said application or update generated by said security module with a signature provided by the server at the managing center.