公开(公告)号：US20230252191A1

公开(公告)日：2023-08-10

申请号：US18299991

申请日：2023-04-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byeongyun OH ,  Yongjoon KIM ,  Namkun KIM ,  Dohyun JO ,  Jinsu JO ,  Seungmin HA

IPC: G06F21/64 ,  H04L9/32 ,  H04L9/00

CPC classification number: G06F21/64 ,  H04L9/50 ,  H04L9/3239

Abstract: An electronic device constituting a block node included in a blockchain network is provided. The method for operating an electronic device includes, in response to a request for recovery of loss of data stored in a memory, requesting user node information relating to a user of the electronic device from an external device through a communication circuit, receiving the user node information acquired based on node identification information stored in the external device, requesting block data associated with the user from the external device, based on the user node information, acquiring at least one block detected based on the node information, among the entire ledger, from the external device through the communication circuit, and storing the at least one acquired block in the memory.