Title:
USER TERMINAL, AUTHENTICATOR TERMINAL, REGISTRANT TERMINAL, MANAGEMENT SYSTEM, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2022/004854
Kind Code:
A1
Abstract:
The present invention makes it possible to achieve robust and flexible information management. A user terminal according to an embodiment of the present invention is capable of connecting to a first distributed ledger network and a second distributed ledger network and includes a generation unit, a first control unit, and a second control unit. Using a verification key, the generation unit generates a distributed identifier regarding a user. The first control unit generates a registration transaction including the verification key and the distributed identifier and transmits the registration transaction to the first distributed ledger network. The second control unit generates a token transaction that relates to token issuance and includes data for the user and the distributed identifier, then transmits the token transaction to the second distributed ledger network.
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Inventors:
OHASHI SHIGENORI (JP)
ISHIDA TATSUROU (JP)
NAKADAIRA ATSUSHI (JP)
FUJIMURA SHIGERU (JP)
CHIKADA MASAYOSHI (JP)
KISHIGAMI JUNICHI (JP)
ISHIDA TATSUROU (JP)
NAKADAIRA ATSUSHI (JP)
FUJIMURA SHIGERU (JP)
CHIKADA MASAYOSHI (JP)
KISHIGAMI JUNICHI (JP)
Application Number:
PCT/JP2021/025001
Publication Date:
January 06, 2022
Filing Date:
July 01, 2021
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04L9/08; G06F21/31; G06F21/64; H04L9/32
Domestic Patent References:
| WO2020085378A1 | 2020-04-30 |
Foreign References:
| US20200153639A1 | 2020-05-14 |
Attorney, Agent or Firm:
KURATA, Masatoshi et al. (JP)
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