Patent ID: 9674166
Date: 2017-06-06
CPC Classifications: G06F,H04L,H04W

Claim:
1. A method for securing a request for execution of a first application by a second application, the first application being executed by a first device in a first secure environment, the second application being executed by a second device in a second environment, distinct from the first environment, said method comprising the following steps, implemented by the first device: reception of a first request for execution of the first application, originating from the second application, generation of a random item for said first execution request and of a session key dependent on the random item generated, dispatching of said random item to a trusted entity, said random item being used by the trusted entity to generate the session key, reception of a second request for execution of the first application, originating from a third application generated by the trusted entity and transmitted to the second device, said third application calculating and encrypting an authentication value using the session key, and authentication of the third application by decrypting the encrypted authentication value by means of the session key, said authentication conditioning the execution of the first application.