Title:
INFORMATION PROCESSING DEVICE, VERIFICATION DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2018/220693
Kind Code:
A1
Abstract:
In order to generate an access token which is capable of verifying whether distribution is performed from a correct receiver, an information processing device of the present invention includes: a first time acquisition means which acquires a first time; a polish generation means which generates, on the basis of the first time, an expiration time of a first access token, and generates a policy that includes the first access token, the expiration time, and identification information on a receiver of the first access token; a digital signature generation means which generates, on the basis of the policy, a digital signature; an access token generation means which generates a second access token that includes the policy and the digital signature; and a transmission means which transmits the second access token.
Inventors:
TSUCHIDA HIKARU (JP)
MORI KENGO (JP)
ISSHIKI TOSHIYUKI (JP)
MORI KENGO (JP)
ISSHIKI TOSHIYUKI (JP)
Application Number:
PCT/JP2017/019989
Publication Date:
December 06, 2018
Filing Date:
May 30, 2017
Export Citation:
Assignee:
NEC CORP (JP)
International Classes:
G06F21/33; H04L9/32
Domestic Patent References:
| WO2017002496A1 | 2017-01-05 |
Foreign References:
| JP2012238036A | 2012-12-06 | |||
| JP2016535880A | 2016-11-17 | |||
| JP2007226470A | 2007-09-06 | |||
| JP2007206961A | 2007-08-16 |
Other References:
HIROAKI OZEKI ET AL.: "Privacy Enhanced Distributed and Cooperative Mechanism", IPSJ SYMPOSIUM SERIES, vol. 2003, no. 18, 26 November 2003 (2003-11-26), pages 155 - 162
ELLISON, C. ET AL.: "SPKI Certificate Theory", IETF RFC 2693, September 1999 (1999-09-01), XP055551848, Retrieved from the Internet [retrieved on 20170824]
ELLISON, C. ET AL.: "SPKI Certificate Theory", IETF RFC 2693, September 1999 (1999-09-01), XP055551848, Retrieved from the Internet
Attorney, Agent or Firm:
SHIMOSAKA Naoki (JP)
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