USER AUTHENTICATION METHOD AND DEVICE FOR CREDENTIALS BACK-UP SERVICE TO MOBILE DEVICES

摘要

Back-up credentials data is stored for a user. A communication channel is established with a mobile device. A cryptogram is received from the mobile device, such that the cryptogram is relayed by the mobile device from an authentication device that interacted with the mobile device. The authentication device is associated with the user. The cryptogram is verified. In response to the verification of the cryptogram, the stored back-up credentials data is made accessible to the mobile device.

主权项

1. A method comprising:
establishing a communication channel between a mobile device and a back-up service computer, said mobile device configured to engage in mobile telecommunications via a mobile telecommunications network, said communication channel constituted at least in part by said mobile telecommunications network; exchanging short-range wireless data communications between an authentication device and the mobile device; entering user authentication data into the mobile device; transmitting the user authentication data from the mobile device to the authentication device; receiving the user authentication data in the authentication device; verifying the received user authentication data in the authentication device; in response to a result of the verifying step, generating a cryptogram in the authentication device; transmitting the cryptogram from the authentication device to the mobile device; receiving the cryptogram in the mobile device; and transmitting the cryptogram from the mobile device to the back-up services computer.