| 摘要 |
<p>The invention relates to a method of authenticating a first entity and a second entity at a third entity, said first and third entities sharing a first secret key, said second and third entities sharing a second secret key, the method comprising steps: - of dispatching by the third entity to the first entity of a challenge, - a calculation by the first entity by means of the first secret key of an authentication value, - dispatching by the first entity to the second entity of the authentication value, - of calculation by the second entity by means of a second secret key of an authentication response, - of dispatching by the second entity to the third entity of the authentication response, - of calculation by the third entity of an expected authentication response, - of comparison of the authentication response received with the expected calculated authentication response.</p> |
