DISTRIBUTED CASH FLOW AUDITING METHOD, DEVICE, AND SYSTEM

摘要

To provide a method for supporting general electronic payment used for actual currency exchange information or virtual currency by solving demerit in a conventional block chain, reducing a trade cost, improving credibility of trade, and achieving low-burden and high efficiency.SOLUTION: A distributed cash flow auditing method includes: balance information of actual currency and balance information of virtual currency related to a user and stored in a first Merkle tree, and audited information related to the balance information and stored in a second Merkle tree. The user compares balance data and the audited information. The distributed cash flow auditing method further includes agreement between the user and an intermediary, includes evidence data between the users and the first Merkle tree and the second Merkle tree, and includes settlement agreement when each stage is completed.SELECTED DRAWING: Figure 1