Title:
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, PROGRAM, AND INFORMATION PROCESSING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/155861
Kind Code:
A1
Abstract:
[Problem] To provide an information processing device, an information processing method, a program, and an information processing system that are capable of ensuring security related to data readout while reducing processing time related to the readout. [Solution] Provided is an information processing device equipped with a processing unit which, upon acquiring a readout request including a data readout command and information indicating a region of a recording medium from which data are to be read out, encrypts data corresponding to the region indicated by the readout request using an encryption key corresponding to the region indicated by the readout request, and causes the encrypted data to be transmitted.
Inventors:
NAKATSURU TSUTOMU (JP)
SHIMOJI KATSUYA (JP)
TAKEMURA TOSHIHARU (JP)
WANG YUHU (JP)
SHIMOJI KATSUYA (JP)
TAKEMURA TOSHIHARU (JP)
WANG YUHU (JP)
Application Number:
PCT/JP2019/001760
Publication Date:
August 15, 2019
Filing Date:
January 22, 2019
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
H04L9/14; G06F21/60; H04L9/28; H04L9/32
Foreign References:
| JPH07219852A | 1995-08-18 | |||
| JPH04239352A | 1992-08-27 | |||
| JP2012248954A | 2012-12-13 | |||
| JP2013197642A | 2013-09-30 | |||
| JP2007110175A | 2007-04-26 | |||
| JP2004186883A | 2004-07-02 |
Other References:
See also references of EP 3731453A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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