公开(公告)号：US20220083656A1

公开(公告)日：2022-03-17

申请号：US17473954

申请日：2021-09-13

Applicant: POSTECH Research and Business Development Foundation

Inventor： Chanik PARK ,  Jeong Hyeon MA

IPC: G06F21/55 ,  G06F16/23 ,  G06F11/07

Abstract: A Byzantine fault tolerance method in a blockchain platform, which is related to an audit transaction analysis method for analyzing operation of a blockchain ordering service, may comprise: determining, through an audit transaction analysis submitted by each blockchain node included in at least one received block, a consensus level of the received block; and detecting a malfunction and a malicious attack of an ordering service on the basis of a consensus level update delay time and an error analysis of an audit transaction analysis process in the blockchain node.