| 摘要 |
<p>PROBLEM TO BE SOLVED: To separate information that enables each individual person to be identified from information that is not enough to identify each individual person and store the information security-consciously or privacy-consciously.SOLUTION: An information management system comprises a first database and a second database provided in one or a plurality of data centers, the first database stores data encrypted in the form that cannot be decoded using a searchable encryption technique in the data center, and the second database stores data associated with the data stored in the first database.</p> |
