公开(公告)号：US20210294915A1

公开(公告)日：2021-09-23

申请号：US17205959

申请日：2021-03-18

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Min Kyo IN ,  Won Suk LEE

IPC: G06F21/62 ,  G06F21/60 ,  H04L9/14 ,  H04L9/30

Abstract: Provided are a system and a method for controlling transaction data access. A system for controlling transaction data access comprising: a transaction management module configured to determine a plurality of security levels for transaction data; a data encryption module configured to perform multiple level encrypting the transaction data according to the plurality of security levels; and a data storage module configured to store the encrypted data as a block, and provide the block to a peer-to-peer (P2P) network.