Title:
METHOD, APPARATUS AND SYSTEM FOR MANAGING DATA BASED ON BLOCKCHAIN
Document Type and Number:
WIPO Patent Application WO/2024/063519
Kind Code:
A1
Abstract:
The present disclosure relates to a method, apparatus and system for managing data based on a blockchain. Provided in one embodiment of the disclosure is the method for managing data based on a blockchain, comprising the steps of: generating a first block for original data of a user; applying, to the original data, an original data time stamp issued by a time-stamping authority (TSA), so as to generate a second block related to the original data time stamp; generating a third block related to the signature of a third party for the first block and/or the second block; and sequentially recording the first to third blocks in a ledger of the original blockchain.
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Inventors:
LEE KEUN HONG (KR)
KIM JI WON (KR)
KANG JONG HYEOK (KR)
KIM HA RIM (KR)
KIM JI WON (KR)
KANG JONG HYEOK (KR)
KIM HA RIM (KR)
Application Number:
PCT/KR2023/014206
Publication Date:
March 28, 2024
Filing Date:
September 19, 2023
Export Citation:
Assignee:
REDWIT CO LTD (KR)
International Classes:
G06F21/60; G06F21/33; G06F21/64; H04L9/00; H04L9/08; H04L9/14; H04L9/30; H04L9/32; H04L67/1097
Foreign References:
| KR102407699B1 | 2022-06-15 | |||
| KR102368525B1 | 2022-03-02 | |||
| KR20170045619A | 2017-04-27 | |||
| KR20190075772A | 2019-07-01 | |||
| KR20220066466A | 2022-05-24 | |||
| KR102501004B1 | 2023-02-21 |
Attorney, Agent or Firm:
KIM, Sung Ho (KR)
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