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1. (WO2018220693) INFORMATION PROCESSING DEVICE, VERIFICATION DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND RECORDING MEDIUM

Pub. No.:    WO/2018/220693    International Application No.:    PCT/JP2017/019989
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Wed May 31 01:59:59 CEST 2017
IPC: G06F 21/33
H04L 9/32
Applicants: NEC CORPORATION
日本電気株式会社
Inventors: TSUCHIDA Hikaru
土田 光
MORI Kengo
森 健吾
ISSHIKI Toshiyuki
一色 寿幸
Title: INFORMATION PROCESSING DEVICE, VERIFICATION DEVICE, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND RECORDING MEDIUM
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.