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Patent Searching and Data


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)
Application Number:
PCT/KR2020/014063
Publication Date:
April 22, 2021
Filing Date:
October 15, 2020
Export Citation:
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Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H04L9/08; H04L9/32
Foreign References:
KR20110127695A2011-11-25
US20180189753A12018-07-05
US20190121988A12019-04-25
KR20180080655A2018-07-12
KR20060078768A2006-07-05
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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