| 摘要 |
<P>PROBLEM TO BE SOLVED: To surely prevent an illegal use by a third party. <P>SOLUTION: In this sales system, personal information authorized for a user is stored in a certification device 2 for registering the user, and when a user presented password transmitted from a cellular phone 5 matches a password stored as a part of the personal information and it is determined that the user operating the cellular phone 5 is identical to the registered user, an adult certification data D9 certifying the user as an adult based on the personal information is transmitted to the cellular phone 5. In this way, the portable terminal can acquire certification information certifying the personal information, illegal use of the certification information by a third party can be surely prevented, and consequently, the sales system capable of surely preventing the illegal use by the third party can be provided. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
