| 摘要 |
A method of establishing a user profile on a server computer, the user profile being associated with a unique user identifier used during a transaction made by a user, the method comprising: receiving user-related data comprising identification data associated with the unique user identifier; sending a server authentication message to the user in dependence on the user related data; receiving a registration message from the user, the message comprising the authentication message; establishing the user profile in response to receiving the registration message |
