| 摘要 |
PURPOSE: To dynamically generate a unique ID and a password when an article is purchased and prevent a leak by dynamically generating and registering unique IDs and passwords made to correspond to customer's article purchase requests, article by article, by customers and informing the customers of them, and allowing the customers to purchase the articles by using the reported unique IDs and passwords. CONSTITUTION: At an article purchase request, etc., from a customer that is reported from a terminal 1 through a line, a center 2 generates and registers a unique ID and a password, sends the unique ID and password to the terminal 1, and downloads or delivers an article at a request to purchase the article by using the unique ID and password. This device consists of a managing device 3, an article entity DB 11 an order reception number master file 12, an article number master file 13, an ordering and purchase management DB 14, a customer ID management DB 15, a period DB 16, message DBs 17 and 18, an input device 19, an output device 20, etc. |
