| 摘要 |
PROBLEM TO BE SOLVED: To provide an information processing means for mediating a use permission contract by exchanging information on list information collected from a list information use permission applicant and a list information use applicant. SOLUTION: This device is composed of a list information database for permission storing information on the list information permission applicant, who desires the user permission of the list information, and attribute information on this list information for permission, a list information database 7 for use request storing information on a list information use applicant 20 and attribute information on this list information for use request, a list information retrieving means 9 for use request which is connected to a communication network and allowing the list information permission applicant to support the retrieval of the list information database 7 for use request, a list information retrieving means 8 for permission for allowing the list information use applicant to support the retrieval of the list information database 6 for permission, and a key information issuing means for allowing access to the list information database 7 for use request and the list information database 6 for permission. |
