| 摘要 |
PROBLEM TO BE SOLVED: To provide a system for preventing a credit card from being illegally used by a third party.SOLUTION: A security system has a first DB including credit card information of a member, identification information of the member, and information on conditions for generating a credit card service area. The system receives location information of a first device, searches the first DB to identify credit card information of a member associated with the first device, and generates service area information of a credit card. The system includes: area generation means which indicates that the credit card is available only in the area; a second DB storing the generated service area information of the credit card; and settlement determination means that searches the second DB for settlement processing, to determine whether service area information of the credit card is included or not, and whether the credit card of the member is available in the service area when the service area information is included. |
