Verfahren zur Verschlüsselung von Daten und Telekommunikationsendgerät und Zugangsberechtigungskarte

摘要

The invention relates to a method for encrypting data, to a telecommunications terminal (5) and to an access authorization card (100) which enable the use of services of one or more service providers independent of a network operator or manufacturer of the telecommunications terminal (5). According to the invention, the encrypted data is transmitted over a telecommunications network (10) between a service provider (1) and the telecommunications terminal (5). The data to be transmitted over the telecommunications network (10) is encoded according to the service provider selected.