Online shopping method, online shopping system and computer program product for realizing the same

摘要

An authentication unit included in a third-party section, such as an Internet service provider, etc. registering user authentication information and personal information, determines whether a user terminal as a proper user terminal. Only the authenticated user terminal can access a Web server via a repeater. When relaying billing data from the Web server to the user terminal, the billing data is recorded as history data. A settlement unit acts as a collector for collecting a predetermined amount of money to be paid by the user terminal to the Web server, based on the recorded billing data.