Title:
情報処理装置及び情報処理プログラム
Document Type and Number:
Japanese Patent JP7124282
Kind Code:
B2
Abstract:
To provide an information processing device with which it is possible to eliminate duplicates of the data stored.SOLUTION: Generation means of the information processing device generates a privilege identifier, a public identifier and encrypted data for data, first preservation means preserves the encrypted data in a storage device openable to the public so as to be accessible with the public identifier, and second preservation means secretly preserves the public identifier so as to be accessible with the privilege identifier. The generation means generates the privilege identifier using a hash function for the data, generates the encrypted data using an encryption function for the privilege identifier and the data, and generates the public identifier using a hash function for the encrypted data.SELECTED DRAWING: Figure 1
Inventors:
Taro Terao
Application Number:
JP2017183336A
Publication Date:
August 24, 2022
Filing Date:
September 25, 2017
Export Citation:
Assignee:
Fuji Xerox Business Innovation Co., Ltd.
International Classes:
G09C1/00; G06F16/00; G06F21/62
Domestic Patent References:
| JP2003508995A | ||||
| JP2009225437A | ||||
| JP2017503191A |
Foreign References:
| US20150143112 |
Attorney, Agent or Firm:
Shimizu Noboru
Genji Aihara
Takei Nobutori
Genji Aihara
Takei Nobutori
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