Title:
METHOD FOR STORING AND RECOVERING KEY FOR BLOCKCHAIN-BASED SYSTEM, AND DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/075867
Kind Code:
A1
Abstract:
An electronic device may comprise a memory, a communication circuit, a display, and a processor connected to the memory, the communication circuit, and the display, wherein the memory stores instructions which, when executed, cause the processor to: acquire device information relating to a plurality of external electronic devices; on the basis of the device information, select a plurality of distribution storage devices for storing a distribution key from among the plurality of external electronic devices; generate a plurality of distribution keys obtained by dividing mnemonic information or a seed value for generating a key for electronically signing data to be transmitted to a blockchain network; and control the communication circuit such that the plurality of distribution keys are distributed and transmitted to the plurality of distribution storage devices.
Inventors:
JANG WOOSEOK (KR)
NA MOONSUNG (KR)
WON SUNGWOOK (KR)
LEE SUNGHYUK (KR)
LEE YOUNA (KR)
JEONG EUIHEON (KR)
JE SEONGMIN (KR)
JO JINSU (KR)
CHOI JONGKEUN (KR)
NA MOONSUNG (KR)
WON SUNGWOOK (KR)
LEE SUNGHYUK (KR)
LEE YOUNA (KR)
JEONG EUIHEON (KR)
JE SEONGMIN (KR)
JO JINSU (KR)
CHOI JONGKEUN (KR)
Application Number:
PCT/KR2020/014063
Publication Date:
April 22, 2021
Filing Date:
October 15, 2020
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04L9/08; H04L9/32
Foreign References:
KR20110127695A | 2011-11-25 | |||
US20180189753A1 | 2018-07-05 | |||
US20190121988A1 | 2019-04-25 | |||
KR20180080655A | 2018-07-12 | |||
KR20060078768A | 2006-07-05 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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