| 摘要 |
Name information which is generated by using a value corresponding to a decryption key and address information of a key cloud device which provides a cloud-key management type decryption service in which the decryption key is used are stored in a storage 121 of a directory service device 12 in a manner to associate the name information with the address information, and a searching unit 125 of the directory service device 12 searches the storage 121 by using the inputted name information to obtain address information corresponding to the inputted name information. |
