主权项 |
1. A method of obtaining authorization from a subscriber to an authorization service provided by an authorization provider in a data communications system, the data communications system comprising:
a plurality of authorization providers configured to receive authorization requests sent on behalf of a plurality of relying parties; and a plurality of telecommunications devices, the method comprising: receiving at a telecommunications device an authorization request, the request including data identifying one or more details of a transaction to be authorized; displaying on the telecommunications device said data identifying one or more details of the transaction to be authorized; receiving user input authorizing the transaction; and transmitting an authorization response from the telecommunications device, the authorization response indicating that the user has authorized the transaction. |