| 摘要 |
<p>The invention relates to a method for cancelling or authorising a functionality of a portable electronic entity that comprises: the step (240) of determining the status of the electronic entity by a server based on the identifier of said electronic entity; the step (245, 260) of sending to the electronic entity, via the server and according to the status, a message cancelling said functionality or a message authorising said functionality, wherein the cancellation and authorisation messages cannot be distinguished unless using a secret stored in the electronic entity memory; upon reception of a cancellation message, the step (255) of cancelling said functionality by the electronic entity; and upon reception of an authorisation message, the step (270) of authorising said functionality by the electronic entity</p> |
