ELECTRONIC CASHING METHOD AIDED BY TRUST ORGANIZATION

摘要

PROBLEM TO BE SOLVED: To reduce the information processing quantity when issuing electronic paper moneys to reduce the information processing quantity when issuing utilization permits by dividing the procedure for issuing electronic paper moneys into the issue procedure of utilization permits and the issue procedure of electronic paper moneys. SOLUTION: A trust organization 100 can divide its function into plural organizations as well and a user 200 registers anonymous open information on the trust organization 100. When the name of the user is confirmed, the trust organization 100 delivers the anonymous open information with signature corresponding to the information. The user 200 preserves the anonymous open information and the signature of the trust organization 100 as the utilization permit. Besides, the trust organization 100 secretly manages the correspondence between the name of the utilized company and the anonymous open information. Only when the reliable third person (a court, for example,) requests the investigation of flow of information, the trust organization 100 opens the correspondent relation between the anonymous open information and the user's name to the public. Further, the issue procedure of electronic paper moneys is divided into the issue procedure of the utilization permits and the issue procedure of electronic paper moneys.