Title:
BLOCKCHAIN NETWORK-BASED VIRTUAL COMMON ID SERVICE METHOD AND SERVICE PROVISION SERVER USING SAME
Document Type and Number:
WIPO Patent Application WO/2021/137397
Kind Code:
A1
Abstract:
The present invention relates to a blockchain network-based virtual common ID service method, the method comprising: registering a user ID and ID data in each of service provision servers; registering the ID data as a user data set associated with common ID data in a blockchain network; when a particular ID request transaction including another ID data, another user data set, and proof information relating to another ID data is acquired from another service provision server among the service provision servers in a state where an ID commitment of each of the service provision servers is registered in the blockchain network, acquiring another ID commitment by a particular service provision server among the service provision servers; verifying another ID data with reference to the proof information and another ID commitment; identifying a particular user ID corresponding to particular ID data; and transmitting the identified particular user ID to another service provision server.
Inventors:
HONG JAY WU (KR)
HAN KYOO HYUNG (KR)
HAN KYOO HYUNG (KR)
Application Number:
PCT/KR2020/013955
Publication Date:
July 08, 2021
Filing Date:
October 13, 2020
Export Citation:
Assignee:
COINPLUG INC (KR)
International Classes:
H04L29/06; H04L9/32; H04L29/08
Foreign References:
| KR101985179B1 | 2019-09-03 | |||
| KR20110017165A | 2011-02-21 | |||
| KR20190114425A | 2019-10-10 | |||
| KR20180086679A | 2018-08-01 | |||
| KR20190142353A | 2019-12-26 |
Attorney, Agent or Firm:
SU INTELLECTUAL PROPERTY (KR)
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