| 摘要 |
The invention is related to a registration method of a user with a service provider, comprising the steps of creating and storing on a mobile device at least one digital identity, establishing a communication between the mobile device and the service provider, exchanging information between the mobile device and the service provider in order to generate some secret data associated both to a chosen digital identity and to the service provider, and storing said secret data both on the mobile device and at the service provider. The invention is also about an authentication method comprising the steps of creation by the service provider a challenge containing a service provider identifier, encoding of the challenge, delivering the encoded challenge to the user, acquiring the challenge through the mobile device, extracting the service provider identifier and automatically selecting of the digital identity registered with said service provider, generating a response to the challenge and sending the response back to the service provider together with the identifier of the chosen digital identity. |
