CN106651346A - Block chain-based credit investigation data sharing and trading system - Google Patents
Block chain-based credit investigation data sharing and trading system Download PDFInfo
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Abstract
The invention relates to a block chain-based credit investigation data sharing and trading system. The credit investigation data sharing and trading system comprises at least two P2P network nodes; each network node comprises an underlying block chain system and a credit investigation data sharing platform running in the underlying block chain system; and the credit investigation data sharing platform comprises a data sharing module, a data query trading module, a member management module and a block chain adaption layer. According to the credit investigation data sharing and trading system, a trusted credit investigation data sharing and trading platform is established by using a block chain technology; and special data sharing mechanism, data query mechanism and data trading mechanism are used, so that credit investigation data owners and credit investigation data demanders can be attracted to perform use, credit investigation data providers can perform data trading under the condition that data is protected, and credit investigation data queriers can obtain the credit investigation data to improve risk control levels of themselves.
Description
Technical field
The present invention relates to collage-credit data is shared and transaction system, more particularly to the collage-credit data based on block chain it is shared with
Transaction system.
Background technology
The leading credit system of Central Bank's reference cannot meet financial market operation demand, and by the end of 2014, natural person believed
The number 3.5 hundred million of loan documentation is deducted with archives number 8.57 hundred million, the Central Bank's collage-credit data for there are 500,000,000 people is blank.Reference number
According to can substantially be divided into following a few classes：
First is identity attribute, refers to person identification and authentication information, including name, sex, identity card, age, wedding
Relation by marriage family, address, occupation, schooling etc..
Second is contractual capacity, refers to the information for assessing personal refund wish, including income, deposit, marketable securities, business
Industry insurance etc..
3rd is credit record, i.e., for assessing the information of personal refund wish, including individual in commercial bank loans, letter
With the activity occurred in the financial credit activities such as card, consumer finance credit, P2P net loans, credit card, guarantee, also there is non-gold in addition
The individual for melting mechanism buys on credit, payment information etc., and these can show behavior of the people in terms of credit.
4th is behavioural characteristic, that is, reflect personal behavior feature and assess the information of personal credit Variance trend, bag accordingly
Include the letter such as residence transition, consumer behavior custom, work and study transition, communication behavior feature, internet behavior record and preference
Breath.
5th is social data, that is, reflect personal communication relation, the information of social words and deeds feature.
6th is public records information, such as the information such as civil, criminal, administrative litigation judgement, administrative penalty.
Obtaining collage-credit data at present has two ways, and the first is the reference company for having licence plate, and second is alliance of company,
I.e. industry by collage-credit data and demand Ji Jia enterprises it is spontaneous constitute an alliance, data sharing is carried out in alliance.But it is each
The collage-credit data that family possesses is different, has their own characteristics each, so if a collage-credit data user needs complete collage-credit data
When, it is necessary to dock a number of main strategies companies.
Reference company is limited by data source channel, and general information is relatively simple, and is typically only capable to provide inquiry service.This
A little reference companies typically adopt traditional IT technical schemes, data to be typically maintained in relevant database (such as Oracle),
Then inquired about for third party by Web Service interfaces.These interfaces and Data Exchange Standard are typically by reference company oneself
Definition, without unified standard.Data query is all paid, generally according to inquiry times charge.And its collage-credit data amount
It is few, and species is single；Major part provides only unidirectional inquiry, it is impossible to by data user's supplementary data；From the point of view of data user,
It is time-consuming and laborious in order to improve air control, it is necessary to dock Duo Jia references company.
Second is alliance of company, one alliance of spontaneous composition of such as internet financing corporation, and black name is shared in alliance
Forms data, prevents malicious user from cheating loan.Then there is data exchange and lack unified standard with inquiry in company's alliance scheme, while lacking
Weary a series of mechanism so that each participant being capable of easily shared data and inquiry data.And it lacks data protection
Mechanism, lacks based on the faith mechanism of technology, lacks incentive mechanism to attract more people's shared datas.
The technical scheme of alliance has various ways, (1) file-sharing mode be blacklist data by way of file
(mode such as mail, FTP) is shared in alliance, allied member oneself is responsible for data persistence and same with the operation system of oneself
Step；(2) unified data platform, each side of alliance builds a data sharing platform, the general portion of this shared platform using tradition IT
In certain league members or public cloud, everybody uploads data and inquiry data by way of interface for administration.
The content of the invention
The purpose of the present invention is to propose to the collage-credit data for being based on block chain is shared and transaction system, there is provided one can be by each side
The collage-credit data shared system of no platform endorsement based on technology, can the side's of letting on easily shared data, and
Technically ensure that data are not abused, and ensure the rights and interests of data owner, and technically guarantee fairness, ensure that data are carried
Donor obtains certain income after shared data, and excitation participant shares more data.
For achieving the above object, it is described to levy the invention provides the collage-credit data based on block chain is shared and transaction system
The shared network node for including at least two P2P with transaction system of letter data, the network node includes bottom block linkwork
The collage-credit data shared platform on the bottom block catenary system is united and operates in, the collage-credit data shared platform includes：
Data sharing module, for the shared reference metadata of data set provider；
Data query transaction modules, for demand data person reference metadata is inquired about, and for being handed over data set provider
Easily；
Member management module, manages joining and departing from for user, and provides the safety of collage-credit data shared platform installation kit
Distribution；
Block chain adaptation layer, for collage-credit data shared platform to be fitted into bottom block catenary system；
The data set provider calls data sharing module to upload reference metadata and carry out data record；The data are needed
The person of asking calls data query transaction modules to inquire about reference metadata, and is traded with data set provider, the reference transaction of generation
Data；The block chain adaptation layer is broadcasted reference metadata or reference transaction data, is obtaining the network more than 50%
After node verification, newly-generated reference metadata or reference transaction data is stored into bottom block catenary system.
Preferably, the block chain adaptation layer includes common recognition algorithm adaptation module, data adaptation module and intelligent contract
Adaptation module.
Preferably, the common recognition algorithm adaptation module goes out a set of common recognition the public of algorithm and connects using abstract common recognition algorithm abstraction
Mouthful, and according to underlying algorithm matching adapter；The adapter at least includes that work proves that algorithm adapter, rights and interests prove algorithm
Adapter.
Preferably, the abstract model of the data adaptation module definition block chain data, and according to block chain data form
It is adapted to.
Preferably, the abstract model of the intelligent contract of the intelligent contract adaptation module definition, and according to the reality of intelligent contract
Existing mode is adapted to.
Preferably, the step of data set provider shares reference metadata is as follows：
A) data set provider assembles reference metadata according to the form of definition, and calls the upload interface of data sharing module
Upload reference metadata；
B) the data sharing module calls common recognition algorithm adaptation module to carry out data record, and the common recognition algorithm is fitted
With module according to selected common recognition algorithm, newly-generated block is periodically obtained；
C) the common recognition algorithm adaptation module is broadcasted reference metadata, is tested the network node more than 50% is obtained
After card, newly-generated reference metadata is deposited into newly-generated block, newly-generated block calls data adaptation module to write
Enter in block chain；
Final block information is returned to data sharing module, and the data sharing by algorithm adaptation module of d) knowing together
Final block information is returned to data set provider by module.
Preferably, the demand data person carries out as follows the step of data query is concluded the business：
A) demand data person according to demand data principal mark know generate hashed value, and according to principal mark know hashed value and demand
The type of data calls the query interface in data query transaction modules；
B) the data query transaction modules call data adaptation module, and the data adaptation module to be known according to principal mark
Hashed value and the type queries of demand data be stored in reference metadata on local block chain；
C) reference metadata is returned to data query transaction modules, the data query transaction by the data adaptation module
Module is by the reference metadata person that returns to demand data；
D) data set provider ID of the demand data person in the reference metadata for returning obtains data set provider
Public key, and according to the signature of data set provider in the public key verifications reference metadata of data set provider；
E) after public key verifications, demand data person going on an expedition data set provider partial data access interface of extract in cell data
List information；
F) demand data person sends access request, the data of access request according to data set provider partial data access interface
It is encrypted according to the public key of data set provider, wherein, principal mark knowledge, data type, data are included at least in the access request
Demander ID and demand data person sign.
G) after access request is received, the data set provider is decrypted with private key, extracts the data in inquiry request
Demander ID, and inquire about demand data in data according to the public key verifications of demand data person after the public key for obtaining demand data person
The signature of person；
H) after the data set provider is verified, according to complete collage-credit data, transaction value and data set provider
Signature calls intelligent contract adaptation module to generate the intelligent contract of transaction；
I) after confirming to transaction value, the demand data person uses private key to the intelligent contract Signature Confirmation, and
And the transaction data of generation is broadcast to each network node by the intelligent contract, test the network node more than 50% is obtained
After card, the data adaptation module is called to be written in block chain, and by the partial data person that is sent to demand data.
Preferably, the collage-credit data shared platform also includes key management distribution module, and mould is distributed in the key management
Block is used to manage the corresponding relation between ID and public key, and the key management distribution module is additionally operable to generate key pair.
Preferably, the member management module is as follows to the addition management process of new user：
A) the new user for adding is needed to add request by existing user broadcast, existing user will after agreement or refusal
As a result it is broadcast to overall network node；
B) after the addition application of new user is agreed to more than the network node for defining quantity, request passes through, member's pipe
Reason module can generate unique ID for new user；
C) it is that new user generates a new key pair that the member management module will call key management distribution module, and
Consign to new user；
D) public key of the new user informs all-network node by broadcast mode, and each network node is close
Key management distribution module records the corresponding relation between new ID and public key；
E) new user adds request using the private key signature of distribution, and is broadcast to all-network node, each network section
Point is received after addition request, is asked using adding described in corresponding public key verifications；
F) after being verified, complete new user and add.
Based on above-mentioned technical proposal, it is an advantage of the invention that：
The collage-credit data of the present invention is shared to use one believable collage-credit data of block chain technique construction with transaction system
Shared and transaction platform, the collage-credit data is shared to use special Data Share System with transaction system, data query mechanism,
Data trade mechanism, can attract collage-credit data owner and collage-credit data demander to use, so that collage-credit data supplier
Certain economic compensation can be obtained in the case of data are protected, collage-credit data issuer can then obtain collage-credit data,
Improve the air control level of oneself.
The collage-credit data of the present invention is shared can to form complementation with transaction system with existing collage-credit data, effectively expand
Collage-credit data scope and the crowd of covering.The collage-credit data is shared to be built after success with transaction system, can partly solve mesh
The incomplete problem of front credit system, can play good supplementary function, can preferably be bank, little Dai companies, consumption
Finance, network loan, big data company and other internet financial institution services were reduced because of exceeding that collage-credit data not exclusively causes
Phase rate, improves business operational paradigm.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is block chain logical construction schematic diagram；
Fig. 2 is the block chain work-based logic during transaction data record；
Fig. 3 is a kind of technology stack schematic diagram of typical block chain；
Fig. 4 is that collage-credit data is shared and transaction system topological diagram；
Fig. 5 is network node logical construction schematic diagram；
Fig. 6 is collage-credit data shared platform structural representation；
Fig. 7 is common recognition algorithm adaptation module logical schematic；
Fig. 8 is data structure schematic diagram；
Fig. 9 is shared reference metadata Signalling exchange schematic diagram；
Figure 10 is data query transaction Signalling exchange schematic diagram.
Specific embodiment
Below by drawings and Examples, technical scheme is described in further detail.
The collage-credit data of the present invention is shared to be formed with transaction system bottom based on block chain, and the block chain technology is a kind of
Using decentralization and the technology of the reliability for removing trust mode collective one notebook data book of maintenance, it is needed in the system of letting on
Any number of nodes, are associated in the data block of generation (block) using cryptography method by a string and are wrapped in each data
Contained in certain hour system full detail exchange data, and generate data fingerprint for verify its information validity and
The next database block of link.
The block chain logic of Fig. 1 is illustrated to be to be briefly described one section in the middle of block chain.Wherein each block has sensing
The link of previous block, until the block for initially creating originates block；And each pen occurred on block catenary system
Transaction all can be present in some block, and by persistence.For example in block 54 link is contained, be linked to block 53；
Link is contained in block 53, block 52 is linked to；Link is contained in block 52, block 51 is linked to, by that analogy, until
Initial original block.
On block catenary system, the working mechanism of block chain is explained by taking transaction data record process as an example, it can be effective
Ground solves the problems, such as dual consumption and Byzantium general.As shown in Fig. 2 its detailed process is as follows：
(1), last link of block chain is Owner1, and it adopts the previous transaction number of the public key verifications of Owner0
According to；
(2), Owner1 signs the transaction data with the key of itself；
(3), transaction data is sent to Owner2 from Owner1, and to the whole network broadcast；
(4), transaction data needs the confirmation for obtaining enough multinodes when broadcast, can just be considered as transaction and complete；
And that transaction data for stamping timestamp earliest in whole P2P networks is identified as being successfully transaction；
(5), conclude the business after success, data recorded in block.
A kind of technology stack of typical block chain is present embodiments provided, as shown in figure 3, including：
(1), Internet.P2P network technologies are typically adopted, therefore without central server in block chain network, if
Any one or more nodes are lost from block chain network, and data also will not lose, while including broadcast mechanism sum
According to authentication mechanism, it is ensured that data transmission security and high efficiency.
(2), data Layer.Core is the data structure of data block and chain type, while the data for generating can all add the time
Stamp, and hashing algorithm is used, prevent data to be tampered.AES (such as rivest, shamir, adelman) is also used simultaneously, to protect
The security of data and the privacy of user.
(3), common recognition layer.Common recognition mode can adopt proof of work, and it is that one kind is able to ensure that correct option is difficult to be obtained
Take, but a kind of mode being verified can be easy to, it is used to guarantee that the block for generating meets certain data characteristics, prevents number
According to being forged or distort.And rights and interests prove that mechanism is the mode that another is reached common understanding.Such as in the block linkwork of bit coin
In system, prove that " digging ore deposit " is based on the volume of holding of currency in the system of mechanism based on rights and interests.
(4), intelligent contract.Traditional contract refers to that both sides or multilateral accord do or do not do something to exchange some things for,
Each party must trust can fulfil obligations each other.And intelligent contract need not trust each other, because intelligent contract is not only by code
It is defined, is also to be enforced by code, it is fully automated and cannot intervene.
The present invention shares this field for collage-credit data, it is proposed that a kind of collage-credit data based on block chain is shared and hands over
Easy system.Wherein, shared using the P2P of block chain, (i.e. peer-to-peer computer network is the collage-credit data with transaction system bottom
A kind of Distributed Application framework for distributing task and workload between fellow, is that P2P computing model is formed in application layer
A kind of networking or latticed form) network structure, each node contain the unique collage-credit data shared platform of this programme with
And the bottom block catenary system of the block chain technology for using.
The invention provides the collage-credit data based on block chain is shared and transaction system, and as shown in Fig. 4～figure, the reference
Data sharing includes the network node of at least two P2P with transaction system, and the network node includes bottom block catenary system
And collage-credit data shared platform on the bottom block catenary system is operated in, the collage-credit data shared platform includes：
Data sharing module, for the shared reference metadata of data set provider；
Data query transaction modules, for demand data person reference metadata is inquired about, and for being handed over data set provider
Easily；
Member management module, manages joining and departing from for user, and provides the safety of collage-credit data shared platform installation kit
Distribution；
Block chain adaptation layer, for collage-credit data shared platform to be fitted into bottom block catenary system.
The data set provider calls data sharing module to upload reference metadata and carry out data record；The data are needed
The person of asking calls data query transaction modules to inquire about reference metadata, and is traded with data set provider, the reference transaction of generation
Data；The block chain adaptation layer is broadcasted reference metadata or reference transaction data, is obtaining the network more than 50%
After node verification, newly-generated reference metadata or reference transaction data is stored into bottom block catenary system.
As shown in fig. 6, the collage-credit data shared platform includes data sharing module, data query transaction modules, data
Evaluation module, member management module, key management distribution module and block chain adaptation layer.It is used to fit using block chain adaptation layer
Realize with different bottom block chain technologies so that system can not rely on the specific block chain technology of bottom.
The collage-credit data of the present invention is shared to be included with the most crucial module of transaction system：Data sharing module and data query
Transaction modules, it is the core of whole system.Secondly, data evaluation module is used to evaluate data, it is possible to increase platform
The quality of data.Member management module and key management distribution module are basic modules, and block chain adaptation layer module can make
Obtain this programme and do not rely on specific bottom block chain technical implementation way.
Preferably, the collage-credit data shared platform also includes key management distribution module, and mould is distributed in the key management
Block is used to manage corresponding pass of the ID (including data set provider, demand data person or data evaluation person) between public key
System, while it can also generate key pair, and secure distribution to associated user.
The block chain adaptation layer includes common recognition algorithm adaptation module, data adaptation module and intelligent contract adaptation mould
Block.Preferably, the common recognition algorithm adaptation module goes out the common interface of a set of common recognition algorithm using abstract common recognition algorithm abstraction, and
According to underlying algorithm matching adapter；The adapter at least includes that work proves that algorithm adapter, rights and interests prove algorithm adaptation
Device.Platform can take out the common interface of a set of common recognition algorithm, while different underlying algorithms are adapted to using different adapters,
As shown in Figure 7.
The abstract common recognition algorithm mainly includes two abstraction interfaces：
a)ProofgenerateProof()：The interface is used to generate to be proved, the proof is used in generation block；
b)Block generateBlock(Proof p,...args)：Block is generated according to proof.
By taking the block chain technology for being derived from bit coin as an example, it generates the process that proof is exactly " digging ore deposit "." digging ore deposit "
Exactly find a value with following characteristics：With SHA-256 hashed twice calculating after, obtain hashed value with several 0
Beginning.The generateProof adaptation realizations of that bit coin block chain technology are exactly to find such value.And bit coin block chain
GenerateBlock realize being exactly into a block and to be stored in block chain according to the hashed value dug and other data groups
In.
Preferably, the abstract model of the data adaptation module definition block chain data, and according to block chain data form
It is adapted to.Bottom block chain data there is also different realizations, by the abstract model for defining block chain data, shield bottom
Difference.Different adaptation modules are defined simultaneously is adapted to different block chain data forms, the block chain data lattice of such as bit coin
Formula, the block chain data form in ether mill.
Preferably, the abstract model of the intelligent contract of the intelligent contract adaptation module definition, and according to the reality of intelligent contract
Existing mode is adapted to.Likewise, bottom intelligence contract there is also different realizations, by the abstract mould of the intelligent contract of definition
Type, shields the difference of bottom.The different intelligent contracts of different adaptation modules adaptations are defined simultaneously realizes technology, such as ether mill
Intelligent contract.
Being stored in bottom block chain mainly has three class data：Reference metadata, reference transaction data and reference evaluation
Data.Data structure substantially is as follows：
[type, data]
Wherein, type is used to identify the type of the data, can be represented with data dictionary.Data be then reference metadata,
Reference transaction data or reference evaluating data, its schematic diagram is as shown in Figure 8.
In order to ensure the rights and interests of data owner, the collage-credit data for being stored in collage-credit data shared platform would is that reference unit
Data, form is as follows：
[type, principal mark knows hashed value, and partial data hashed value, data genaration timestamp, versions of data number, data are provided
Person ID, data set provider partial data access interface list information, data set provider signature]
For example：[001 (type), d84ec802c340723837c20aff27b8cafd (principal mark knowledge hashed value),
73f56896e2be166695e47d6f91da80f7 (partial data hashed value), 61436073600000 (data genaration times
Stamp), v0.0.1 (version number),
15Xgq5xjUf77ibHZkJu9qKPbw9jPKNeCt1 (data set provider ID),
https:(data set provider partial data is accessed //www.madailicai.com/api/users/ { id }/edu
Interface list information),
IEYEARECAAYFAjdYCQoACgkQJ9S6ULt1dqz6IwCfQ7wP6i (data set provider signature)]
Wherein, d84ec802c340723837c20aff27b8cafd is the MD5 hashed values of someone ID card No..
73f56896e2be166695e47d6f91da80f7 is " ID card No.:The MD5 hashed values of previous graduate college ".
61436073600000 timestamps represent 2016-10-100:00:00.
IEYEARECAAYFAjdYCQoACgkQJ9S6ULt1dqz6IwCfQ7wP6i is that data set provider uses private key pair
The reference content metadata (not including signature section) carries out the value obtained after signature operation, and third party can be carried using data
The public key of donor carries out verifying whether data have the data set provider to provide.
It is below reference metadata type explanation：
Type：The type of the collage-credit data can be represented with data dictionary, such as 0001 represents personal highest educational background.
Principal mark knows hashed value：Principal mark is known for the uniquely tagged data owner, such as personal identity card ID, and name adds hand
Machine number, Business Registration Number or unified social credibility code etc..The hash function (such as MD5) of principal mark knowledge standard is obtained only
One mark, the unique mark is irreversible, i.e., know from the anti-principal mark of releasing of unique mark.
Partial data hashed value：Data set provider can obtain reference partial data standard Hash functions (such as MD5)
One hashed value, as digital signature, data access person can with this hashed value to verify data set provider after provide
Whether initial data there is change.
Data genaration timestamp：For indicating time during data genaration, user is facilitated to be selected.
Versions of data number：Because the same initial data that same data set provider provides change over time, data
May change, therefore be made a distinction with version number, for indicating the order of modification.
Data set provider ID：Equivalent to bit coin wallet address, for the unique identification data supplier in platform.
Data set provider partial data access interface list information：Data user needs to obtain complete initial data
Will by call data set provider provide interface, this interface message include |input paramete, interface access method and output knot
Really.It is related to process of exchange in query script simultaneously, therefore can also includes data trade interface message.
Data set provider is signed：Data set provider can be signed using the key of oneself to the reference metadata shared,
And data consumer can be verified using the public key of data set provider.
The collage-credit data shared platform is operated on bottom block catenary system, and by block chain adaptation layer bottom region is called
The function of block catenary system.Wherein, data sharing module can provide a series of interface for the shared reference metadata of data set provider,
Its idiographic flow is as shown in figure 9, comprise the following steps that：
A) data set provider assembles reference metadata according to form defined above.
B) data set provider calls the upload interface of data sharing module to upload reference metadata.
C) the data sharing module calls common recognition algorithm adaptation module to carry out data record.
D) the common recognition algorithm adaptation module periodically obtains block according to selected common recognition algorithm.
E) while algorithm adaptation module of knowing together can be broadcasted reference metadata, the network node more than 50% is being obtained
After checking, newly-generated reference metadata will be deposited into newly-generated block.
F) newly-generated block can finally call data adaptation module to be written in block chain.
Final block information is returned to data sharing module by algorithm adaptation module of g) knowing together.
H) final block information is returned to data set provider by data sharing module.
Further, data query transaction modules can provide a series of interface and inquire about reference metadata for demand data person,
And be traded with data set provider, transaction results also can be deposited into bottom block catenary system.The form of transaction data is as follows：
[data set provider ID, demand data person ID, partial data hashed value, data trade timestamp, transaction value, number
Sign according to supplier, demand data person signature]
Data set provider ID：Equivalent to bit coin wallet address, for the unique identification data supplier in platform.
Demand data person ID：Equivalent to bit coin wallet address, for the unique identification data demander in platform.
Partial data hashed value：The hashed value of the complete collage-credit data that data set provider provides.
Data trade timestamp：Hand over the incident time.
Transaction value：The price of data trade.
Data set provider is signed：Data set provider can use the key of oneself to transaction data (not including data set provider
Signature and data demander signature) signed.
Demand data person signs：Demand data person can use the key of oneself to transaction data (not including data set provider
Signature and data demander signature) signed.
Preferably, the demand data person is carried out the step of data query is concluded the business as shown in Figure 10, and its idiographic flow is as follows：
A) principal mark of demand data person data according to demand knows (such as identity card, corporate social credit Unicode), raw
Into hashed value.
B) demand data person knows according to principal mark hashed value and the type of demand data, call in data query transaction modules
Query interface.
C) data query transaction modules call data adaptation module, the hashed value that the data adaptation module is known according to principal mark
With the type of demand data, the reference metadata being stored on local block chain is inquired about.
If d) inquiring corresponding reference metadata, reference metadata can be returned to number by block chain data adaptation module
It is investigated that asking transaction modules.
E) data query transaction modules can be by the reference metadata person that returns to demand data.
F) data set provider ID of the demand data person in the reference metadata for returning obtains data set provider
Public key；Specifically, the public key can be obtained by key management distribution module.Certainly, those skilled in the art are it is to be understood that institute
Stating public key can also be by being manually entered or the usual manner such as mail is obtained.
G) signature of the demand data person according to data set provider in the public key verifications reference metadata of data set provider.
H) after data verification is correct, going on an expedition data set provider partial data of extract in cell data of demand data person is visited
Ask the list information of interface.
I) demand data person sends access request according to data set provider partial data access interface, the access request
Principal mark knowledge, data type, demand data person ID and demand data person signature is contained in data, the data of access request can use number
It is encrypted according to the public key of supplier.
J) data set provider is received after inquiry request, is decrypted with private key.
K) data set provider extracts the demand data person ID in inquiry request, then obtains from key management distribution module
The public key of demand data person.In the same manner, data set provider can also be by being manually entered or the usual manner such as mail obtains data
The public key of demander.
L) data set provider inquires about the signature of demand data person in data according to the public key verifications of demand data person.
M) after data set provider is verified, with complete collage-credit data, transaction value and data set provider signature etc.
Information calls intelligent contract adaptation module to generate the intelligent contract of a transaction.
N) data set provider is by the intelligent contract person that issues demand data.
O) demand data person is to price after confirming, using intelligent contract Signature Confirmation of the private key to concluding the business.
P) the intelligent contract will generate a transaction data, be broadcast to each network node, treat that 51% node is true
After recognizing, after the checking of the network node more than 50% is obtained, the data adaptation module is called to be written in block chain.
Q) while the intelligent contract can be by the partial data person that issues demand data, and from the transfer of demand data person's account about
Deposit volume completes transaction in data set provider account.
Further, the member management module is mainly responsible for joining and departing from for member, while it will also provide platform peace
The secure distribution of dress bag.
Specifically, the member management module is as follows to the addition management process of new user：
A) the new user for adding is needed to add request by existing user broadcast, existing user will after agreement or refusal
As a result it is broadcast to overall network node；
B) after the addition application of new user is agreed to more than the network node for defining quantity, request passes through, member's pipe
Reason module can generate unique ID for new user；
C) it is that new user generates a new key pair that the member management module will call key management distribution module, and
Consign to new user；
D) public key of the new user informs all-network node by broadcast mode, and each network node is close
Key management distribution module records the corresponding relation between new ID and public key；
E) new user adds request using the private key signature of distribution, and is broadcast to all-network node, each network section
Point is received after addition request, is asked using adding described in corresponding public key verifications；
F) after being verified, complete new user and add.
The member management module to user to leave management process as follows：
A) need the user for leaving to send out and be broadcast to overall network node；
B) network node for receiving message updates the local existing user profile list for preserving, including public key information；
C) while sending the user for confirming that message is left to needs；
D) need the user for leaving to disconnect grid, exit block chain.
The member management module is as follows to the secure distribution mode step of stage+module bag：
A) summary of calculating platform installation kit；
B) a new key is produced；
C) with the key to the stage+module packet encryption；
D) the stage+module bag can be by with passing to member in the way of under line or on line；
E) while key and summary are transmitted with other channel, such as special messenger's transmission under Email or line；
F) user is taken after stage+module bag and key, is decrypted；
G) carry out calculating stage+module bag using same method and make a summary, and be compared with the summary for obtaining；
If h) consistent, illustrate that installation kit is normal；If it is inconsistent, needing re-request to distribute.
The collage-credit data shared platform also includes data evaluation module, and the data evaluation module can provide a series of connecing
Mouthful, the data for the wall scroll data that provide data set provider or certain type are evaluated, and generate reference evaluating data.
The collage-credit data of the present invention is shared to use one believable collage-credit data of block chain technique construction with transaction system
Shared and transaction platform, the collage-credit data is shared to use special Data Share System with transaction system, data query mechanism,
Data trade mechanism, can attract collage-credit data owner and collage-credit data demander to use, so that collage-credit data supplier
Certain economic compensation can be obtained in the case of data are protected, collage-credit data issuer can then obtain collage-credit data,
Improve the air control level of oneself.
The collage-credit data of the present invention is shared can to form complementation with transaction system with existing collage-credit data, effectively expand
Collage-credit data scope and the crowd of covering.The collage-credit data is shared to be built after success with transaction system, can partly solve mesh
The incomplete problem of front credit system, can play good supplementary function, can preferably be bank, little Dai companies, consumption
Finance, network loan, big data company and other internet financial institution services were reduced because of exceeding that collage-credit data not exclusively causes
Phase rate, improves business operational paradigm.
Finally it should be noted that:Above example is only to illustrate technical scheme rather than a limitation；To the greatest extent
Pipe has been described in detail with reference to preferred embodiment to the present invention, and those of ordinary skill in the art should be understood：Still
The specific embodiment of the present invention can be modified or equivalent is carried out to some technical characteristics；Without deviating from this
The spirit of bright technical scheme, it all should cover in the middle of the technical scheme scope being claimed in the present invention.
Claims (9)
1. the collage-credit data based on block chain is shared and transaction system, it is characterised in that：The collage-credit data is shared to be with transaction
System includes the network node of at least two P2P, and the network node includes bottom block catenary system and operates in the bottom
Collage-credit data shared platform on layer block catenary system, the collage-credit data shared platform includes：
Data sharing module, for the shared reference metadata of data set provider；
Data query transaction modules, for demand data person reference metadata is inquired about, and for being traded with data set provider；
Member management module, manages joining and departing from for user, and provides the secure distribution of collage-credit data shared platform installation kit；
Block chain adaptation layer, for collage-credit data shared platform to be fitted into bottom block catenary system；
The data set provider calls data sharing module to upload reference metadata and carry out data record；The demand data person
Call data query transaction modules to inquire about reference metadata, and be traded with data set provider, the reference transaction data of generation；
The block chain adaptation layer is broadcasted reference metadata or reference transaction data, is tested the network node more than 50% is obtained
After card, newly-generated reference metadata or reference transaction data is stored into bottom block catenary system.
2. collage-credit data according to claim 1 is shared and transaction system, it is characterised in that：The block chain adaptation layer bag
Include common recognition algorithm adaptation module, data adaptation module and intelligent contract adaptation module.
3. collage-credit data according to claim 2 is shared and transaction system, it is characterised in that：The common recognition algorithm adaptation mould
Block goes out the common interface of a set of common recognition algorithm using abstract common recognition algorithm abstraction, and according to underlying algorithm matching adapter；It is described
Adapter at least includes that work proves that algorithm adapter, rights and interests prove algorithm adapter.
4. collage-credit data according to claim 2 is shared and transaction system, it is characterised in that：The data adaptation module is determined
The abstract model of adopted block chain data, and be adapted to according to block chain data form.
5. collage-credit data according to claim 2 is shared and transaction system, it is characterised in that：The intelligent contract is adapted to mould
The abstract model of the intelligent contract of block definition, and be adapted to according to the implementation of intelligent contract.
6. collage-credit data according to claim 2 is shared and transaction system, it is characterised in that：The data set provider is shared
The step of reference metadata, is as follows：
A) data set provider assembles reference metadata according to the form of definition, and calls the upload interface of data sharing module to upload
Reference metadata；
B) the data sharing module calls common recognition algorithm adaptation module to carry out data record, and the common recognition algorithm adaptation mould
Root tuber periodically obtains newly-generated block according to selected common recognition algorithm；
C) the common recognition algorithm adaptation module is broadcasted reference metadata, is verified the network node more than 50% is obtained
Afterwards, newly-generated reference metadata is deposited into newly-generated block, newly-generated block calls data adaptation module to write
To in block chain；
Final block information is returned to data sharing module, and the data sharing module by algorithm adaptation module of d) knowing together
Final block information is returned into data set provider.
7. collage-credit data according to claim 2 is shared and transaction system, it is characterised in that：The demand data person is carried out
The step of data query is concluded the business is as follows：
A) demand data person according to demand data principal mark know generate hashed value, and according to principal mark know hashed value and demand data
Type call query interface in data query transaction modules；
B) the data query transaction modules call data adaptation module, and the data adaptation module according to dissipating that principal mark is known
The type queries of train value and demand data are stored in the reference metadata on local block chain；
C) reference metadata is returned to data query transaction modules, the data query transaction modules by the data adaptation module
By the reference metadata person that returns to demand data；
D) data set provider ID of the demand data person in the reference metadata for returning obtains the public key of data set provider,
And according to the signature of data set provider in the public key verifications reference metadata of data set provider；
E) after public key verifications, demand data person goes on an expedition and the row of data set provider partial data access interface is extracted in cell data
Table information；
F) demand data person sends access request according to data set provider partial data access interface, the data of access request according to
The public key of data set provider is encrypted, wherein, principal mark knowledge, data type, demand data are included at least in the access request
Person ID and demand data person sign.
G) after access request is received, the data set provider is decrypted with private key, extracts the demand data in inquiry request
Person ID, and inquire about demand data person in data according to the public key verifications of demand data person after the public key for obtaining demand data person
Signature；
H) after the data set provider is verified, signed according to complete collage-credit data, transaction value and data set provider
Intelligent contract adaptation module is called to generate the intelligent contract of transaction；
I) after confirming to transaction value, the demand data person using private key to the intelligent contract Signature Confirmation, and institute
State intelligent contract and the transaction data of generation is broadcast into each network node, verify the network node more than 50% is obtained
Afterwards, the data adaptation module is called to be written in block chain, and by the partial data person that is sent to demand data.
8. collage-credit data according to claim 1 is shared and transaction system, it is characterised in that：The collage-credit data is shared flat
Platform also includes key management distribution module, and the key management distribution module is used to manage the corresponding pass between ID and public key
System, the key management distribution module is additionally operable to generate key pair.
9. collage-credit data according to claim 8 is shared and transaction system, it is characterised in that：The member management module couple
The addition management process of new user is as follows：
A) the new user for adding is needed to add request by existing user broadcast, existing user is after agreement or refusal by result
It is broadcast to overall network node；
B) after the addition application of new user is agreed to more than the network node for defining quantity, request passes through, the member management mould
Block can generate unique ID for new user；
C) it is that new user generates a new key pair that the member management module will call key management distribution module, and is paid
To new user；
D) public key of the new user informs all-network node, and the key pipe of each network node by broadcast mode
Reason distribution module records the corresponding relation between new ID and public key；
E) new user adds request using the private key signature of distribution, and is broadcast to all-network node, and each network node is received
To adding after request, asked using adding described in corresponding public key verifications；
F) after being verified, complete new user and add.
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| CN201611063234.6A CN106651346A (en) | 2016-11-28 | 2016-11-28 | Block chain-based credit investigation data sharing and trading system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611063234.6A CN106651346A (en) | 2016-11-28 | 2016-11-28 | Block chain-based credit investigation data sharing and trading system |
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| CN106651346A true CN106651346A (en) | 2017-05-10 |
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| CN109829824A (en) * | 2019-03-05 | 2019-05-31 | 河钢国际科技(北京)有限公司 | A kind of commodity transaction information sharing method based on block chain technology |
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| CN110069564A (en) * | 2017-08-23 | 2019-07-30 | 杭州嘉楠耘智信息科技有限公司 | Information query system and method based on block chain |
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| CN110210655A (en) * | 2019-05-21 | 2019-09-06 | 北京邮电大学 | Goods delivery method and device |
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| CN111415248A (en) * | 2020-04-25 | 2020-07-14 | 中信银行股份有限公司 | Credit data management method, device, equipment and storage medium |
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| CN111445162A (en) * | 2020-04-15 | 2020-07-24 | 中国银行股份有限公司 | Evaluation data sharing method and system |
| WO2020156088A1 (en) * | 2019-01-31 | 2020-08-06 | 北京京东尚科信息技术有限公司 | Blockchain-based information interaction method, blockchain node and credit reporting system |
| CN111506926A (en) * | 2020-03-30 | 2020-08-07 | 江苏荣泽信息科技股份有限公司 | Private data sharing method based on block chain |
| CN111625532A (en) * | 2019-02-28 | 2020-09-04 | 百度在线网络技术（北京）有限公司 | Data blood relationship processing method and device, computer equipment and storage medium |
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| CN111713088A (en) * | 2018-02-14 | 2020-09-25 | 华为技术有限公司 | Method and device for processing data and equipment for processing data |
| CN111723060A (en) * | 2019-03-18 | 2020-09-29 | 苏宁易购集团股份有限公司 | Blacklist data sharing method and system based on block chain |
| CN111919417A (en) * | 2018-01-31 | 2020-11-10 | 易享信息技术有限公司 | System, method and apparatus for implementing super communities and community sidechains for distributed ledger technology with consensus management in a cloud-based computing environment |
| CN112068978A (en) * | 2020-08-27 | 2020-12-11 | 恒宝股份有限公司 | Method for prolonging timing period of VIEW-CHANGE secondary start timer |
| CN112202552A (en) * | 2020-09-24 | 2021-01-08 | 建信金融科技有限责任公司 | Method, device, medium and electronic equipment for monitoring quality of block chain data |
| US10931439B2 (en) | 2017-09-29 | 2021-02-23 | Advanced New Technologies Co., Ltd. | Data storage method, data query method and apparatuses |
| CN112948394A (en) * | 2021-03-26 | 2021-06-11 | 重庆倍来电新能源有限公司 | Intelligent terminal data cooperation method based on block chain |
| WO2022016280A1 (en) * | 2020-07-20 | 2022-01-27 | Lemieux Victoria | Digital ledger based health data sharing and management |
| US11310244B2 (en) | 2020-08-31 | 2022-04-19 | Alipay (Hangzhou) Information Technology Co., Ltd. | Information sharing methods, apparatuses, and devices |
| CN114528346A (en) * | 2022-01-27 | 2022-05-24 | 中科大数据研究院 | Method for sharing transaction of multi-source heterogeneous data assets by depending on block chain |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811463A (en) * | 2014-01-27 | 2015-07-29 | 上海盈灿投资管理咨询有限公司深圳分公司 | Cloud credit investigation system and query method thereof |
| CN105761143A (en) * | 2016-02-01 | 2016-07-13 | 上海凭安网络科技有限公司 | Multi-party co-construction credit record method based on block chains |
| CN105809062A (en) * | 2016-03-01 | 2016-07-27 | 布比（北京）网络技术有限公司 | Contract construction and execution methods and apparatuses |
-
2016
- 2016-11-28 CN CN201611063234.6A patent/CN106651346A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811463A (en) * | 2014-01-27 | 2015-07-29 | 上海盈灿投资管理咨询有限公司深圳分公司 | Cloud credit investigation system and query method thereof |
| CN105761143A (en) * | 2016-02-01 | 2016-07-13 | 上海凭安网络科技有限公司 | Multi-party co-construction credit record method based on block chains |
| CN105809062A (en) * | 2016-03-01 | 2016-07-27 | 布比（北京）网络技术有限公司 | Contract construction and execution methods and apparatuses |
Non-Patent Citations (4)
| Title |
|---|
| 刘楠 等: "大数据交换信息链", 《电信科学》 * |
| 征信圈: "区块链征信重构现有征信模式", 《《HTTPS://JINRONG.SWUFE.EDU.CN/INFO/1175/2761.HTM》》 * |
| 王菠 等: "《数字货币》", 30 September 2016, 北京：中国商业出版社 * |
| 袁勇 等: "区块链技术发展现状与展望", 《自动化学报》 * |
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| WO2022016280A1 (en) * | 2020-07-20 | 2022-01-27 | Lemieux Victoria | Digital ledger based health data sharing and management |
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| US11310244B2 (en) | 2020-08-31 | 2022-04-19 | Alipay (Hangzhou) Information Technology Co., Ltd. | Information sharing methods, apparatuses, and devices |
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