Method for protecting electronic device, and electronic device

摘要

The invention relates to an electronic device, which comprises an operational unit and a user-specific module (204). Data in the device, necessary for checking the user-specific module (204), is protected with a key of the encryption method employed by the device manufacturer. A verification key of the encryption method employed by the electronic device manufacturer is stored in the operational unit, by means of which verification key the data necessary for checking the user-specific module (204) is verified.