Tamper-proofing method of reputation information based on block chain

A blockchain, tamper-proof technology, applied in the blockchain field, can solve the problems of false information, inability to directly see corporate reputation information, and inability to see corporate reputation information, so as to protect private data and improve data security. Effect

Active Publication Date: 2017-05-31
HEFEI UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although the intangible reputation is converted into a tangible reputation value, but this reputation value can be changed, there may be false information
[0004] At present, only some shopping websites have reputation ratings, and most companies cannot see their reputation information
The National Enterprise Credit Information Publicity System can only inquire about information such as registration, license approval, annual reports, administrative penalties, spot check results, abnormal business status, etc. of market entities, and cannot directly see the credit information of enterprises.

Method used

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  • Tamper-proofing method of reputation information based on block chain
  • Tamper-proofing method of reputation information based on block chain
  • Tamper-proofing method of reputation information based on block chain

Examples

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Embodiment Construction

[0035] Such as figure 1 As shown, in this embodiment, a blockchain-based anti-tampering method for reputation information is applied to a transaction system in which several buyers and sellers (ie reputation blockchain users) participate. Each of these users has a reputation blockchain. Record any seller as the credit user u; the blockchain is a chain structure composed of blocks as the basic structure, where the block is composed of a block header, a block body and a block tail. The block body includes the transaction time, transaction object, evaluation score, and evaluation content; the block header contains the address information of the previous block; the block tail is the encrypted information of the block header and the block body. The specific tamper-proof method is as follows:

[0036] Step 1. Establish a reputation blockchain that stores reputation information:

[0037] Step 1.1. Establish the initial block of the reputation blockchain;

[0038] Let the block he...

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Abstract

The invention discloses a tamper-proof method of reputation information based on a block chain. The tamper-proof method is characterized by comprising the first step of building a reputation block chain for storing the reputation information; making a user provide a block to a transaction system when there is a deal in the transaction system, and making the transaction system calculate the reputation value of the block, wherein after finishing the deal, the transaction system returns the transaction information to the reputation block chain, and then the reputation block chain constructs a new block; the second step of checking whether furcations occur in the reputation block chain or not and removing possible furcations in the reputation block chain when the new block is constructed. According to the tamper-proof method of reputation information based on the block chain, the reputation information of a merchant can be authentically recorded, and the reputation information is inalterable. In this way, an intangible reputation degree can be effectively converted into a tangible inalterable reputation value, and thus the reputation of the merchant is more authentic and more reliable.

Description

technical field [0001] The invention relates to the technical field of block chains, in particular to a tamper-proof method for reputation information based on block chains. Background technique [0002] The Internet is a great milestone in the development of human history, which has greatly promoted the progress and development of human society. With the continuous development of the network, more and more users conduct shopping and currency transactions through the network. Due to the characteristics of the network itself, the reputation information of merchants is easy to be tampered with without being detected. When users accept services, they usually can only passively choose to trust the reputation of the seller. Business reputation is an intangible asset of an enterprise and has its value. That is, business reputation refers to the good social comprehensive evaluation obtained by operators through fair competition and honest operation. The level of goodwill of an ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06Q30/06H04L29/08
CPCG06Q30/0609H04L67/1097
Inventor 李磊张芳李培培吴信东
Owner HEFEI UNIV OF TECH
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