A method for loading and managing a software application in a mobile equipment intended to receive digital data of mobile television services broadcasted via a unidirectional mobile network comprising system software stored in a memory and at least one security module. The application is associated with broadcasted mobile television services of the DVB-H type. The method, comprises a previous step of transmitting, at connection of the mobile equipment to a bidirectional mobile network, identification data of the mobile equipment and of the security module to the managing center, and a further step of reading by the system software of the mobile equipment a descriptor stored in the security module designating a server of the managing center suitable for providing the mobile equipment with the application or an update of said application by downloading into said mobile equipment via the bidirectional mobile network. The invention further includes a security module for mobile equipment containing at least one descriptor designating a server of a managing center suitable for providing the mobile equipment with an application or an update of said application by downloading into said mobile equipment.