Title:
ENCRYPTED INFORMATION STORAGE SYSTEM
Document Type and Number:
Japanese Patent JP2018117332
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an encrypted information storage system capable of securely storing and retrieving a plurality of content-related data items having different degrees of importance.SOLUTION: Recording means records first storage target data and second storage target data which are related to each other as first encrypted data obtained by encrypting the first storage target data with a first key, and third encrypted data obtained by further encrypting, with the first key, second encrypted data obtained by encrypting the second storage target data with a second key. Output means performs output of the first storage target data and the second storage target data decrypted by decryption means.SELECTED DRAWING: Figure 8
Inventors:
OKAZAWA HIROTOMO
Application Number:
JP2017076305A
Publication Date:
July 26, 2018
Filing Date:
April 06, 2017
Export Citation:
Assignee:
ICT SOLUTION PARTNERS INC
International Classes:
H04L9/14; G06F21/60; G06F21/62
Domestic Patent References:
| JP2012114592A | 2012-06-14 | |||
| JP2010072916A | 2010-04-02 | |||
| JP2010231697A | 2010-10-14 | |||
| JP2000138667A | 2000-05-16 | |||
| JP2008193612A | 2008-08-21 |
Attorney, Agent or Firm:
Tomoko Tsujida
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