METHOD AND DEVICE FOR TRANSMITTING DATA BASED ON BLOCKCHAIN

• Main Authors: KIM, Yongjoon, JANG, Geunseok, WON, Sungwook, RYU, Younghwan, HAN, Yonggil
• Format: Patent
• Language: English
• Published: 04.04.2024
• Subjects: CALCULATING; COMPUTING; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; PHYSICS; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

An electronic device is provided. The electronic device includes a communication circuit, a memory configured to store a partial ledger including a part of a full ledger for a blockchain network or the full ledger, and a processor. The processor is configured to generate a first transaction using a smart contract including shared data of the electronic device and information on an external user to receive the shared data, request to transmit the first transaction to the blockchain network, verify the first transaction using a node creating at least one block corresponding to each of at least one transaction, transmit the first transaction to the blockchain network, create a first block corresponding to the first transaction, verify a second transaction based on receiving a second transaction, execute the smart contract, and to create a second block corresponding to the second transaction.