| 摘要 |
<p>The present invention relates to a user authentication method base on a multi-device, a service apparatus and a system for the same whereby one or more devices, used by a user, is mapped to user identification information to be managed; and an authentication process is executed through a device, randomly selected from the devices mapped to the input user identification information when user authentication is requested. According to the method, one or more first devices are mapped with the user identification information of a certain user and then are registered; one or more of the first devices, mapped to the input user identification information, are selected if the user identification information is received from a second device, which requested a service; user authentication is executed through the selected first device; security information for using the service is generated if the user authentication is successfully executed; and the service is provided to the second device based on the security information.</p> |
