Server, access device and method for implementing single-sign-on

摘要

Disclosed are a server, a device accessing the server and a control method thereof, the server for single sign on including: a storage unit which stores user information of a second device; and a controller which identifies a second device which is accessed by a same user as a user of a first device and which stores account information, if the first device requests the account information for a content provider. With this configuration, there are provided a server which shares account information for a content provider, a device accessing the server and a control method thereof.