Patent ID: 7065341

Claim:
A user authentication apparatus for authenticating a mobile wireless communication terminal wherein in response to said mobile wireless communication terminal attempting to access a particular content server, said content server instructing said mobile wireless communication terminal to first perform authentication with said user authentication apparatus, said user authentication apparatus comprising: address generating means for generating an URL address that is capable of being utilized by said mobile wireless communication terminal in response said mobile wireless communicating terminal attempting to access said content server, said URL address making it possible for said user authentication apparatus to detect an access request or data transmission to this URL address; address notification means for notifying said mobile wireless communication terminal to be authenticated of the URL address that has been generated by said address generating means; detection means for detecting an access request or data transmission from the wireless communication terminal to be authenticated to the URL address of which notification has been given; and authentication means for authenticating the wireless communication terminal to be authenticated, based upon the access request or data transmission request detected by said detection means within a predetermined period of time wherein said authentication means further assigns a user id and password for subsequently authorizing access from said wireless communication terminal to said content server.