CN109492431A - The storage method and its system and electronic equipment of financial data - Google Patents
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Abstract
This application discloses a kind of storage method of financial data and its system and electronic equipments.The described method includes: block chain node receives financial data and its owner information from financial data source；The mark information of the financial data is generated using the financial data and its owner information；The mark information of the financial data is stored in block chain.Above scheme, can be avoided financial data and its owner information is maliciously tampered, the reliability for guaranteeing financial data and really weighing.
Description
Technical field
This application involves field of storage, and the storage method and its system and electronics more particularly to a kind of financial data are set
It is standby.
Background technique
Currently, extensive with continuous infiltration of the accounting computerization in enterprise and institution management and various financial managing and control systems
Using so that financial data is increasingly electronic.The acquisition source of financial data is diversification, can be local financial data,
It can be the financial data on internet.When financial part or other parts are needed using financial data, data source is difficult
With determination, and then it can not judge its authenticity.
Under Information Condition, all information are propagated by open the Internet, in each transmitting of financial data
Link is participated in and more close to the number of data due to disclosure and opening that data participate in, thus, it is used in financial data
Primary data and its authenticity can not be judged whether it is in the process, and data ownership and right to use boundary are smudgy, cause
Existing data abuse is maliciously distorted, subsequent development and is occurred using events such as power and responsibility ownership disputes.
Summary of the invention
The application is mainly solving the technical problems that provide a kind of storage method of financial data and its system and electronics are set
It is standby, it can be avoided financial data and its owner information be maliciously tampered, the reliability for guaranteeing financial data and really weighing.
To solve the above-mentioned problems, the application first aspect provides a kind of storage method of financial data, the method
It include: that block chain node receives financial data and its owner information from financial data source；Using the financial data and
Its owner information generates the mark information of the financial data；The mark information of the financial data is stored in block chain
In.
To solve the above-mentioned problems, the application second aspect provides a kind of storage method of financial data, comprising: intermediate
Handle node and acquire financial data and its owner information from financial data source, and by the financial data collected and its
Owner information is sent to the first block chain node；The first block chain node receives the financial data collected and its institute
The person's of having information；The first block chain node generates the mark of the financial data using the financial data and its owner information
Remember information；The mark information of the financial data is stored in block chain by the first block chain node.
To solve the above-mentioned problems, the application third aspect provides a kind of storage system, including intermediate processing nodes and
At least one block chain node；Wherein, the intermediate processing nodes and the block chain node are respectively used to execute above-mentioned side
Corresponding steps in method.
To solve the above-mentioned problems, the application fourth aspect provides a kind of electronic equipment, and the electronic equipment is for holding
The block chain node of the method for the above-mentioned first aspect of row, or be the intermediate processing nodes or block chain link in above-mentioned storage system
Point.
In above scheme, by the way that financial data and its owner information to generate to the mark information of financial data, and by wealth
Business data mark information be stored in block chain, due to block chain have high security, data tampering can be effectively prevent, therefore
The memory reliability of financial data and its owner information is improved, and then avoids financial data and its owner information by malice
It distorts, guarantees the reliability of financial data and its owner information, moreover, believing using the label of the financial data of high reliability
Breath really weighs financial data, also ensures the reliability that financial data is really weighed.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the block of block chain used by one embodiment of the application；
Fig. 2 is the structural schematic diagram of one embodiment of the application storage system；
Fig. 3 is the flow diagram of one embodiment of storage method of the application financial data；
Fig. 4 is the flow diagram that step S320 is included in another embodiment of storage method of the application financial data；
Fig. 5 is the part flow diagram of the another embodiment of storage method of the application financial data；
Fig. 6 is the flow diagram of the storage method another embodiment of the application financial data；
Fig. 7 is the storage method of the application financial data and the part flow diagram of another embodiment；
Fig. 8 is the structural schematic diagram of one embodiment of the application intermediate processing nodes；
Fig. 9 is the structural schematic diagram of one embodiment of the application electronic equipment；
Figure 10 is the structural schematic diagram of one embodiment of the application non-volatile memory medium.
Specific embodiment
With reference to the accompanying drawings of the specification, the scheme of the embodiment of the present application is described in detail.
In being described below, for illustration and not for limitation, propose such as specific system structure, interface, technology it
The detail of class, so as to provide a thorough understanding of the present application.
The terms " system " and " network " are often used interchangeably herein.The terms "and/or", only
It is a kind of incidence relation for describing affiliated partner, indicates may exist three kinds of relationships, for example, A and/or B, can indicates: individually
There are A, exist simultaneously A and B, these three situations of individualism B.In addition, character "/" herein, typicallys represent forward-backward correlation pair
As if a kind of relationship of "or"." more " expressions as described herein two or more than two.
Block chain technology be using cryptography and distributed system will in system effectively transaction be bundled to one it is only additional
Type account book.It has decentralization, collective's maintenance, the characteristics such as can not distort, can be traced, by " timestamp " each data-link
It is connected into chain-type database, and then reacts its complete history.In the application, is weighed and mentioned really for financial data using block chain technology
For ensureing, and can realize by timestamp to data content its ownership, the right to use etc. on any time, any block
Effective tracking of attribute and person liable.
The application, which passes through, generates respective markers information simultaneously for the financial data from financial data source and its owner information
It is stored in block chain, to guarantee the authenticity and reliability of financial data and its owner information, avoids other people from distorting, in turn
It can be realized using the mark information in block chain and financial data is weighed really.
The application block catenary system for ease of understanding is first illustrated the block of the application.
In one embodiment, the block encapsulation of block chain can be as shown in Figure 1.The block 10 of the block chain includes block
Head (Header) 11 and block body (Body) 12.The mark information that the block body 12 is stored at least one financial data is set
Determine the cryptographic Hash (Hash) 121 that Hash operation obtains.The block head 11 is with being packaged with current version number 111, previous block
Location 112, the target cryptographic Hash 113 of current block, current block PoW (proof of work) common recognition process solution random number 114,
The information such as Merkle root (Merkle-root) 115 and timestamp 116.Wherein, current version number 111, for indicating software
And the relevant release note of agreement；The previous block address 112, alternatively referred to as previous block cryptographic Hash can just be incited somebody to action by the value
Each block, which just joins end to end, constitutes block chain；The solution random number 114 is the answer that record decrypts the block correlation mathematical problem
Value；The Merkle root 115 is the cryptographic Hash Hash two-by-two step by step again by the mark information of financial datas all in block body 12
It calculates, can be used for examining the mark information of financial data to whether there is in the block or whether distorted；
The timestamp 116 is used to record the time of the block 10 generation.It is understood that the structure of the block can be according to the area of use
The difference of block chain technology is adjusted, such as does not use Pow common recognition mechanism, then above-mentioned solution random number is not present.
Referring to Fig. 2, Fig. 2 is the structural schematic diagram of one embodiment of the application storage system.The storage system 20 includes extremely
A few block chain node 21, intermediate processing nodes 22 and at least one financial data source 23.In the present embodiment, the storage system
20 for collecting and storing the mark information of financial data, wherein at least one block chain node 21 forms block chain network
System, the block catenary system are used to store the mark information of financial data.At least partly block chain node in block catenary system
It can be communicated between 21 and intermediate processing nodes 22.For example, intermediate processing nodes 22 can be with a fixed area in block catenary system
The communication of block chain node 21 or intermediate processing nodes 22 can select an area of block catenary system according to financial data to be stored
Block chain node 21 is communicated.
In the present embodiment, storage system 20 schematically includes two financial data sources 23, each wealth of the storage system 20
Business data source 23 is connect to realize communication with intermediate processing nodes 22.Specifically, the financial data source 23 for generate or
It is collected from other data sources and obtains financial data and its owner information, wherein the generation can be inputted by user, be utilized
Scanning device, image capture device etc. are scanned or take pictures to papery financial data and formed.
Wherein, which is specifically as follows the electronic equipments such as server, computer or system,.In an application
In scene, which is front end service system.
Intermediate processing nodes 22 are used to acquire financial data and its owner information from financial data source, and will be collected
Information is sent to the generation and storage that block catenary system carries out the mark information of financial data.Further, the intermediate treatment section
Point 22 is also used as to really weigh the bridge between node and block catenary system, for sending power request turn really to really weigh node
Block catenary system is issued, is really weighed by block catenary system as a result, and being forwarded to by intermediate processing nodes 22 to really weigh node.
Moreover, intermediate processing nodes 22 can record the Transaction Information of the true power request and true power result.It is understood that
The Transaction Information of the true power request may include the true time of origin for weighing request, request promoter, to really weigh financial data and to true
Weigh at least one of owner.To really weigh node electronic equipment used by front end service system, example can be logged in for user
It can be such as same equipment or distinct device with financial data source 23.
Wherein, which is specifically as follows the electronic equipment that can arbitrarily communicate, such as server, computer
Deng.In an application scenarios, which is front end processor or referred to as front-end processor system server.
Block catenary system is the multinode network system for utilizing block chain technology to form.In the present embodiment, the block chain
System includes multiple nodes 21 for running block chain technologies and participating in same block chain.The block catenary system is for storing financial number
According to mark information.Specifically, the node 21 in the block catenary system includes accounting nodes and ordinary node, wherein accounting nodes
For the node with competition accounting capabilities, the mark information of financial data is stored in each book keeping operation in the block catenary system
In the block (can be as shown in Figure 1) of the local block chain of node, therefore each accounting nodes save the label letter of the financial data
Breath, realizes the distributed storage of the mark information of financial data.
Further, block catenary system can also be achieved weighs financial data really.For example, intermediate processing nodes 22 are receiving
When being requested to true power, the block chain node 21 that true power request is sent in block catenary system, by the block chain node 21
According to the true power request from the mark information of the corresponding financial data of block chain acquisition, and then treats really power financial data and carry out really
Power, and true power result is sent to intermediate processing nodes 22, phase is requested with the true power to be sent to by the intermediate processing nodes 22
The node of pass.It is understood that realizing that the block chain node of process is weighed in the true power request really can be preset section
Point or intermediate processing nodes 22 request to carry out selection according to true power.
Wherein, above-mentioned block chain node is specifically as follows any electronic equipment, such as server, mobile phone, computer, plate
Computer etc..
It is understood that in other embodiments, which also may not include above-mentioned financial data source, herein not
It is specifically limited.
Above-mentioned storage system financial data carry out storage and really the concrete mode weighed as described in following example.
Referring to Fig. 3, Fig. 3 is the flow diagram of one embodiment of storage method of the application financial data.The present embodiment
In, this method is executed by the block chain node of above-mentioned storage system, it specifically includes:
S310: block chain node receives financial data and its owner information from financial data source.
Wherein, which may include any data relevant to finance, for example, enterprise's daily income and branch
Detail etc. out.The owner information of the financial data may include the identity information that can be identified for that the owner of financial data, such as
The name of the owner, identification card number, passport No. further may also include the information such as all ages related to, gender, household register.Finance
The owner of data can be understood as the obligee of the financial data, for example, can possess the ownership of the financial data, occupy
Entirely, the personnel of the related rights such as the right to use, benefited power.Financial data and its owner information in the financial data source are true
Reliably, and then therefrom relevant financial data are obtained and its owner information is saved.
In one embodiment, block chain node can directly with financial data sources traffic, to directly obtain financial data source
Financial data and its owner information.Wherein, block chain node directly obtains financial data and its owner in financial data source
The mode of information can refer to following intermediate processing nodes and obtain the financial data in financial data source and its mode of owner information.
In another embodiment, block chain node can be by an intermediate processing nodes and financial data sources traffic, such as Fig. 2 institute
Show, at this point, by the financial data and its owner information in intermediate processing nodes acquisition financial data source and being sent to described
Block chain node, detailed process see the associated description of following FIG. 6 illustrated embodiment.
Further, which retransmits after being encrypted to financial data and its owner information.
For example, intermediate processing nodes encrypt financial data and its owner information using rivest, shamir, adelman.It is specific one
In scene, the account public key that specified block chain node can be used in intermediate processing nodes is encrypted, so that corresponding block chain
Node is decrypted to obtain the financial data of unencryption and its owner information according to itself account private key, at this point, by that can carry out
The block chain node of decryption executes the generation and its storage of the mark information of financial data.
S320: block chain node generates the mark information of financial data using financial data and its owner information.
Wherein, the mark information of the financial data can the unique identification financial data and its owner.Specifically, the label
Information is digital watermarking, and block chain node carries out at operation financial data and its owner information using default watermarking algorithm
Reason, to obtain the digital watermarking of the financial data.
Fig. 4 is please referred to, which may include following sub-step:
S321: block chain node carries out Hash operation to financial data and obtains cryptographic Hash, and owns to financial data
Person's information is digitally signed to obtain signed data.
For example, block chain node carries out SHA-256 Hash operation to financial data, cryptographic Hash Hash is generated(i), and by wealth
The owner information info of business data is digitally signed, and is generated Sign (info)(k).Specifically, this is to the financial data
Owner information is digitally signed can include: utilizes the private key of the owner of the financial data to the institute of the financial data
The person's of having information is encrypted, and the signed data is obtained.Certainly, in other embodiments, it can also be used and utilize the financial number
According to public key or financial data the source corresponding private key for user of the owner owner information of the financial data is added
It is close, obtain the signed data.Here, without limitation to the digital signature encryption mode of this paper.
S322: block chain node is believed using the label that the cryptographic Hash and the signed data generate the financial data
Breath.
In the present embodiment, the mark information is digital watermarking；Therefore the S322 includes: using watermark generating algorithm to described
Cryptographic Hash and the signed data are calculated, and the digital watermarking of the financial data is obtained.For example, block chain node is obtaining
The cryptographic Hash Hash of financial data(i)With signed data Sign (info)(k)Afterwards, pass through watermark generating algorithm ωi=F (Hash(i),
Sign(info)(k)), obtain the digital watermarking of the financial data.
S330: the mark information of the financial data is stored in block chain by block chain node.
Specifically, after the mark information for generating financial data, block chain node is wide by the mark information of the financial data
Be sowed in block chain network system, with by be in block chain network system accounting nodes block chain node competition book keeping operation power,
And the block chain node of book keeping operation power is obtained to realize that the mark information by financial data is stored in block chain by competition.Specifically
Ground, the block chain node for obtaining book keeping operation power can be calculated using mark information of the irreversible encryption algorithm to financial data, be obtained
To the digital finger-print of the mark information of the financial data；By being stored in for the mark information of the financial data and digital finger-print
In the block of block chain.Wherein, above-mentioned irreversible encryption algorithm is hash algorithm, the number of the mark information of the financial data
Fingerprint is to carry out Hash operation to the mark information of the financial data to obtain cryptographic Hash.
It is understood that the mark information for the financial data that block chain node can generate whithin a period of time is sequentially packaged
Afterwards, then the whole network broadcast is carried out, and then realizes and the mark information generated in the time is stored in block chain.
It realizes that the detailed process of the mark information of storage financial data illustrate to block chain node below: generating wealth
The mark information of financial data is broadcasted the block chain network in block catenary system by the block chain node of the mark information for data of being engaged in
In multiple block chain nodes as accounting nodes the mark information for the financial data that current slot obtains (further may be used
The mark information for the financial data that selection particular block chain node was generated in a period, or select to generate in a period
The mark information of the financial data of the same owner, or selection a period generate and belong to same financial data source
The mark information of (the same logon account of such as front end service system)) set is packaged in local block as shown in Figure 1, and is led to
Common recognition mechanism such as Pow common recognition mechanism is crossed to compete the book keeping operation power of the block.When some accounting nodes obtains book keeping operation temporary, to block
Catenary system broadcasts the block.Block catenary system other accounting nodes (for the effective verifying for guaranteeing block, may be selected Finance Department,
The node of the authoritative departments such as rule portion closes as accounting nodes in auditing department) validity of the block is verified, in the block chain
When system does not accept block validity, all block chain nodes of the block catenary system abandon its block, and as above state again
Competition book keeping operation is weighed and generates new block；When the block catenary system accepts block validity, all blocks of the block catenary system
The block or block head are synchronized on itself block chain by chain node.It wherein, will if the accounting nodes are light weight node
Block head is synchronized on its current block chain, if the accounting nodes are Quan Jiedian, entire block is synchronized with its current block
On chain.The mark information of financial data is stored in the block chain of the block catenary system at this point, realizing.Complete the wealth
After the storage of the mark information for data of being engaged in, each node in block catenary system can utilize block-identified and corresponding financial data
Information searching obtains the mark information of the correspondence financial data stored in corresponding block, and then using the label of the financial data
Information verifies whether the financial data and its owner information are distorted, and guarantees the safety of financial data, and can be right
The financial data is really weighed, and guarantees the authenticity and reliability of the right of the financial data.
In the present embodiment, by the way that financial data and its owner information to generate to the mark information of financial data, and by wealth
Business data mark information be stored in block chain, due to block chain have high security, data tampering can be effectively prevent, therefore
The memory reliability of financial data and its owner information is improved, and then avoids financial data and its owner information by malice
It distorts, guarantees the reliability of financial data and its owner information, moreover, believing using the label of the financial data of high reliability
Breath really weighs financial data, also ensures the reliability that financial data is really weighed.
Referring to Fig. 5, Fig. 5 is the part flow diagram of the another embodiment of storage method of the application financial data.This
Embodiment method is in addition to including the steps that described in Fig. 3, further includes:
S510: block chain node receives to come from weighs request to really weigh node really.
In one embodiment, block chain node can be communicated directly with to really weigh node, to directly obtain the true power request.
In another embodiment, block chain node can be communicated by an intermediate processing nodes with to really weigh node, to pass through
Intermediate processing nodes are received to be weighed request Concurrency really and gives the block chain node to really weigh in node.Wherein, intermediate treatment section
It can directly include the tag-related to really weigh financial data that point, which receives power request really, or also may not include to true
Weigh financial data tag-related, the tag-related be by intermediate processing nodes receive really power request after voluntarily
Collect, such as when carrying out data interaction when really weigh node and other data intermediary agencies, intermediate processing nodes from this
The tag-related for waiting for really weighing financial data is collected to really weigh node or other data intermediary agencies.It should be to really weigh wealth
The tag-related of business data may include: to really weigh financial data and to really weigh owner information, or to really weigh finance
Data to really weigh mark information.
It it is understood that can should be same equipment to really weigh node and above-mentioned financial data source, such as be all front end
Operation system is that the user that need to be really weighed logs in the front end service system and formed to really weigh node.
S520: block chain node based on it is described it is true power request obtain to really weigh financial data to really weigh mark information.
In one embodiment, which includes to really weigh financial data and to really weigh owner information, block chain link
Point is generated according to really weigh financial data and to really weigh owner information to really weigh finance according to the mode such as above-mentioned steps S320
Data to really weigh mark information.
In another embodiment, this it is true power request directly include to really weigh financial data to really weigh mark information, namely
This waits for really weighing mark information directly to obtain from really weighing node or other data intermediary agencies.Block chain node is from described
Really power request in directly extract obtain it is described confirmation financial data to really weigh mark information.
S530: block chain node obtains mark information corresponding with to really weigh financial data from block chain, and compares institute
State mark information and to really weigh mark information.
As described in embodiment of the method above, the mark information of financial data is prestored in block chain, if therefore the block chain link
Point is accounting nodes, then can read from itself block chain and obtain the mark information to really weigh financial data；If the block chain link
Point is not accounting nodes, then the letter of the label to really weigh financial data can be acquired from other accounting nodes in block catenary system
Breath.From being obtained in block chain with described after really weighing the corresponding mark information of financial data, compare the mark information with to true
Whether consistent mark information is weighed, if comparison result is consistent, then it represents that be not tampered with to really weigh financial data, and described to really weigh
The owner of financial data is described to really weigh the owner, if comparison result is inconsistent, then it represents that usurped to really weigh financial data
Change and/or the owner to really weigh financial data is not described to really weigh the owner, thus can verify that this to really weigh finance
Its ownership of the integrality and proof of data, further examines this to wait for really weighing the confidence level of financial data.
S540: block chain node feeds back to comparison result described to really weigh node.
Wherein, if comparison result is consistent, then it represents that be not tampered with to really weigh financial data, and described to really weigh financial number
According to the owner be described to really weigh the owner.In one embodiment, block chain node can be communicated directly with to really weigh node, with
Directly comparison result is transmitted directly to really weigh node.In another embodiment, block chain node can pass through an intermediate treatment
Node is communicated with to really weigh node, comparison result to be sent to really weigh node by intermediate processing nodes.
Further, block chain node can be by the comparison record storage of the financial data to be confirmed in block chain, it is ensured that
The use path of every financial data is tracked by Life cycle.Specifically, which can refer to above-mentioned S330 step
Rapid storage mode, it is not limited here.
In the present embodiment, by the mark information of the financial data being stored in block chain in non-data source side to true
It weighs financial data and carries out really power verifying, to verify the integrality of financial data, and prove the ownership source of financial data, wealth can be improved
The confidence level for data of being engaged in has the objectivity really weighed, fairness and can not duplicity.And for involved in entire really power process
The integrality and persistence of the financial data arrived, using block chain primary feature realize really power result and relevant evidence it is strong by one
Cause property.
Since block chain technology add all data can only, can not distort, otherwise entire block chain node data failure,
The accounting nodes of all block chains are owned by complete account book simultaneously, by mechanism of knowing together, guarantee accounting data by most nodes
Effectively approve.The application had both been able to achieve financial number by realizing that the storage of above-mentioned financial data is weighed with true based on block chain technology
According in credible access block catenary system, and effective monitoring can be executed to flow-data, in data owner, supplier, make
The information that data are gone on smoothly between the participation main body such as user is really weighed, is authorized, exchanging and calculating.
Referring to Fig. 6, Fig. 6 is the flow diagram of the storage method another embodiment of the application financial data.This implementation
In example, the intermediate processing nodes in storage system and block chain node are executed as shown in Figure 2, specifically includes the following steps:
S610: intermediate processing nodes acquire financial data and its owner information from financial data source, and will collect
The financial data and its owner information be sent to the first block chain node.
Wherein, which can be front end service system.Intermediate processing nodes can according to setting acquisition condition, from
Corresponding financial data and its owner information are acquired in financial data source, wherein the setting acquisition condition can be intermediate treatment
Node is according to practical business demand sets itself or input by user.In one embodiment, which specifically includes: intermediate
The acquisition condition of user's input can be obtained by parameter configuration module by handling node, and from financial data source described in acquisition satisfaction
The financial data and its owner information of acquisition condition；Wherein, the acquisition condition comprises at least one of the following: the finance number
According to specified type, specified time of origin and the specified owner.
Intermediate processing nodes send out collected data after the financial data and its owner information collected
Give the first block chain node in block catenary system.Wherein, which can be preset block chain
Node, for example, the block chain node of Finance Department's Account Logon, or may be intermediate processing nodes according to collecting
Type, data volume, the owner information of data etc. from block catenary system selection obtain.
S620: the first block chain node receives the financial data and its owner information collected.
S630: the first block chain node generates the mark of the financial data using the financial data and its owner information
Remember information.
The mark information of the financial data is stored in block chain by the S640: the first block chain node.
Wherein, step S620-S640 can refer to the description of above-mentioned S310-S330, and this will not be repeated here.
When the mark information of the financial data to be stored in block chain, intermediate processing nodes can be by the financial data
Storage log (such as identification information of the block information of storage time, storage, financial data) be recorded in local, to stay in the future
Trace and misarrangement are handled.
Referring to Fig. 7, Fig. 7 is the storage method of the application financial data and the part flow diagram of another embodiment.
The present embodiment is also used to really weigh financial data, and it is usually the obligee for determining financial data that financial data is weighed really, such as
Who possesses the ownership to data, the right of possession corporeal right, the right to use, power of being benefited, and to the protection duty etc. of enterprises and institutions' right of privacy.
It is further comprising the steps of in addition to including the steps that described in Fig. 6 in the present embodiment:
S710: intermediate processing nodes receive to come from weighs request to really weigh node really, and will be corresponding with the true power request
The tag-related to really weigh financial data be sent to the second block chain node.
In financial data using process, the owner, which can initiate really power to intermediate processing nodes at any time, to be requested, and
Really has the relevant parameter of the financial data in power request, which will be passed to block catenary system by intermediate processing nodes
In block chain node, to be triggered by " the watermark extracting intelligence contract " of its bottom and be executed on the corresponding block of cochain of extraction
Mark information.
Wherein, it can directly include related to really weigh the label of financial data that intermediate processing nodes, which receive power request really,
Information, or also may not include the tag-related to really weigh financial data, which is by intermediate treatment section
Point voluntarily collects after receiving really power request, for example, user or third party intermediary agency as to really weigh node to
Intermediate processing nodes send data access request, to carry out transaction maintenance by intermediate processing nodes, and to really weigh node with
When other data intermediary agencies carry out data interaction, intermediate processing nodes receive node to be confirmed and send power request really, in turn
This is collected from data interaction and waits for really weighing the tag-related of financial data, and tag-related is packaged as new
During really power is requested and it is sent to the second block chain node.It may include: to true that this, which waits for really weighing the tag-related of financial data,
Power financial data and to really weigh owner information, or to really weigh financial data to really weigh mark information.
It it is understood that can should be same equipment to really weigh node and above-mentioned financial data source, such as be all front end
Operation system is that the user that need to be really weighed logs in the front end service system and formed to really weigh node.
S720: the second block chain node is based on the true power request and obtains to really weigh mark information.
S730: the second block chain node obtains mark information corresponding with to really weigh financial data from block chain, and compares
The mark information and described to really weigh mark information.
Wherein, step S720-S730 can refer to the description of above-mentioned S520-S530, and this will not be repeated here.
Comparison result is fed back to the intermediate processing nodes by the S740: the second block chain node.
Wherein, if comparison result is consistent, then it represents that described to weigh the owner of financial data really to be described to really weigh institute
The person of having.Further, block chain node can be by the comparison record storage of the financial data to be confirmed in block chain, it is ensured that every
Financial data is tracked using path by Life cycle.Specifically, which can refer to above-mentioned S330 step
Storage mode, it is not limited here.
S750: intermediate processing nodes the comparison result is sent to it is described to really weigh node, and will the true power request
Transaction Information and comparison result save.
The comparison result is forwarded to true by intermediate processing nodes after the comparison result for receiving the transmission of block chain node
Node is weighed, weighs result really to really weigh financial data so as to would know that really weighing node.
In addition, intermediate processing nodes can save the Transaction Information of the true power request and/or comparison result, thus may make
Other nodes (such as above-mentioned financial data source, node to be confirmed etc.) that can be communicated with intermediate processing nodes can be to intermediate treatment
Querying node obtains, can conveniently trace and misarrangement processing in the future.In a concrete application, which is front end processor,
By every Transaction Information that really power is requested and really, power result is stored in local to front end processor, and can be transmitted to front end service system, with
Just data owner can be inquired by modes such as web/app.Wherein, the Transaction Information of the true power request may include true power request
It is corresponding when really weigh financial data, when really weigh owner information, issue really power request personal information, issue really power request when
Between etc..
In other embodiments, intermediate processing nodes can according to actual needs, and selectivity executes and sends out the comparison result
To really weigh node described in giving, and by the Transaction Information and comparison result two steps of preservation of the true power request, do not do herein
It limits.
It is understood that the first block chain node and the second block chain node in Fig. 6 and embodiment illustrated in fig. 7
It can be node identical or different in block catenary system.
Further, intermediate processing nodes be switched on or carry out embodiment illustrated in fig. 6 before or operation certain time
Afterwards, it can be initialized, and relevant parameter in step is executed to it according to practical business demand and is configured, and then is being executed
It will be in financial data and its owner information typing block catenary system.
In addition, intermediate processing nodes, which participate in the storage for executing above-mentioned financial data and true power process, can log in it by user
System and trigger, in logging in system by user, intermediate processing nodes first carry out authentication to user, and are being verified
Afterwards, it can respond and execute the storage and true power process of above-mentioned financial data.Furthermore intermediate processing nodes can also be to communicating with
Other nodes carry out user's checking, for example, user by using to really weigh node to intermediate processing nodes send really power request,
It really include the identity information of the user in power request, intermediate processing nodes first can carry out authentication to the user, and verify
By rear, respond the true power and request and execute financial data to weigh process really.Wherein, intermediate processing nodes carry out identity to user
The process of verifying can specifically include: be verified using account of the account and password prestored to user with password, Huo Zhejie
It receives other nodes and utilizes the log-on message of private key for user encryption, and be sent in block catenary system to utilize use by block chain node
The log-on message of encryption is decrypted in family public key, if successful decryption, it is determined that subscriber authentication passes through.Thus it not only protects
The data safety of user, and may be implemented to distribute corresponding data processing permission, example for different verified users for it
Such as different user distribution weigh different financial datas and search access right really, specific such as user A can be to the finance of branch company
Data are really weighed, and user B can carry out really power etc. to all financial datas of group.
In conjunction with refering to Fig. 8, for step performed by above-mentioned intermediate processing nodes or function, which can
Including parameter configuration module 81, data acquisition module 82 and true power trade management module 83.Data acquisition module 82 for realizing
Acquisition to financial data and its owner information.Due to a large amount of transmission of financial data, data might not all be transmitted just
Really, therefore intermediate processing nodes can be monitored the acquisition state of data, when acquisition failure occur, it is possible to provide interface uses
Family selection resurveys data.Parameter configuration module 81 is used to set acquisition condition as described above and empties control parameter,
Intermediate processing nodes empty control parameter realization based on this in turn and periodically empty the letter having had in intermediate processing nodes database
Breath (collected financial data and its owner information before such as), carries out new round data using data acquisition module and leads
Enter.Really power trade management module 83 be used to manage data really weigh request initiate, confirmation, receive, manage etc. functions.
In the present embodiment, based on block chain technology carry out financial data storage and really power, Lai Shixian " generate i.e. really power,
Use i.e. authorization, discovery be right-safeguarding " target.Also, in financial data acquisition side and the block chain for storing financial data
Between node, introduces intermediate processing nodes (such as front end processor), specific financial data is synchronized in intermediate processing nodes in advance,
And information is marked, such as digital watermarking, then the financial data in a period of time is transmitted and is clicked through to block chain link
Row cochain, and can be by carrying out a pair to really weigh the original figure watermark stored in digital watermarking and block chain for collected
One matching, verifies its integrality, quick credible true power, exchange and the effective monitoring in complete period of Lai Shixian data.
Referring to Fig. 9, Fig. 9 is the structural schematic diagram of one embodiment of the application electronic equipment.In the present embodiment, which is set
Standby 90 be the block chain node or intermediate processing nodes in storage system shown in Fig. 2.The electronic equipment 90 includes memory 91, place
Manage device 92 and telecommunication circuit 93.Wherein, the various components of electronic equipment 90 can be coupled or processor by bus
It is connect one by one with other assemblies respectively.
Telecommunication circuit 93 is used to communicate with other nodes realization in other electronic equipments such as storage system, specifically may include
Transmitters and receivers.
Memory 91 for storage processor 92 execute computer instruction, the data of processor 92 during processing with
And local block chain, wherein the memory 91 includes non-volatile memory portion, for storing above-mentioned computer instruction.
Processor 92 controls the operation of the electronic equipment 90, and processor 92 can also be known as CPU (Central
Processing Unit, central processing unit).Processor 92 may be a kind of IC chip, the processing energy with signal
Power.Processor 92 can also be general processor, digital signal processor (DSP), specific integrated circuit (ASIC), ready-made compile
Journey gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components.It is logical
It can be microprocessor with processor or the processor be also possible to any conventional processor etc..
In the present embodiment, the computer instruction that processor 92 is stored by calling memory 91, to execute above-mentioned side
Step performed by any node in method embodiment.
For example, processor 92 is for receiving the finance from financial data source when the electronic equipment is block chain node
Data and its owner information；The mark information of the financial data is generated using the financial data and its owner information；
The mark information of the financial data is stored in block chain.
When the electronic equipment be intermediate processing nodes when, the processor 92 be used for from financial data source acquire financial data and
Its owner information, and the financial data and its owner information that collect are sent to the first block chain node.
The application also provides a kind of embodiment of storage system, the storage system may include shown in Fig. 2 at least partly
Node, for realizing any of the above-described embodiment of the method.For example, storage system includes at least one above-mentioned block chain node, again
For example, storage system includes at least one above-mentioned block chain node and intermediate processing nodes.
The application also provides a kind of embodiment of non-volatile memory medium, and as shown in Figure 10, which is situated between
Matter 10 is stored with the computer instruction 101 that processor can be run, which is used to execute the side in above-described embodiment
Method.Specifically, the memory 91 which specifically can be as shown in Figure 9.
Above scheme can realize it is following the utility model has the advantages that
(1) guarantee financial data content integrity and validity.Due to the separation of financial data spatially, data are opposite
Opening, multidimensional is readable in data use process, extract etc. and to require at any time, data characteristics is caused to have very big difference, initial data
Isomerization is frequent, data source header is difficult to determine.And the application block catenary system can be carried out time service by national time service center, be based on this
Every data trade is traced forward on linked data structure, data content integrality can be ensured from source and is had
Effect property.
Moreover, raw financial data and its relationship trading record are stored in block chain using block chain technology, it is any
People can look into any operation that the data are implemented on chain, have mark that can follow, the data source high confidence traced back to.
(2) solidification to the financial data owner can be achieved, and carry out permission control.Due to the acquirement of financial information data
With share there are virtual, participate in that main body is more, makes financial data after the acquisition of source, authenticity and safety exist it is high not
It determines risk, exacerbates the worry that info class control of assets and associated data are abused by enterprises and institutions significantly.And the application be
Financial data generation initially marks information, solidifies its owner, and using block chain intelligence contract progress data duplication,
The code permission of the operations such as additions and deletions controls.
By block chain dynamic administrative mechanism, initial solidification is being generated to financial data ownership, can not changed, Jin Eryu
The right to use carries out stringent boundary separation, and periodically checks.
(3) data control is realized.Due to there is " information island " between each business letter way system, data circulation is not height
Transparent, especially when the person of administrator one and more hilllocks, data source is easily distorted without trace, supervise it is unsound cause data ownership with
Right to use boundary is smudgy, and then data abuse occurs, maliciously distort, subsequent development and utilize the power and responsibility ownership events such as dispute
Occur.The application can verify the identity of data requesting party and can be matched corresponding by block chain member system Identity Management
Data storage scheme and access strategy intelligence contract, it is automatic to execute data control.
(4) to the accurate control of ownership and the right to use.In the relatively high internet virtual environment of open degree, number
According to presence do not relying on paper medium or individual storage mode is stored in enterprises financial institution, but it is open
It is distributed in all kinds of clouds and network, company is weaker to the control ability of storage medium, is difficult long-range, a period of time effectively to all
The ownership and usage right etc. of financial data is accurately controlled, and then brings privacy leakage risk to enterprise.And the application number
It will be written into mark information in advance according to distributed storage, its owner, the right to use is granulated by chain code and controlled.
(5) financial data after treatment carries out dispersing synchronous storage in block chain account book, realizes financial data
It backs up in realtime and shares, the distribution and preference pattern of account book record greatly effectively improve the prevention ability of loss of data.
(6) mass datas in front end service systems such as finance control and the data in block catenary system can be carried out every
From storage and decentralized processing, block catenary system is allowed to carry out data quickly really power and control just for the specific owner.
(7) block chain can provide data for some specific time point and really weigh and existence proof, either data
Generating time point, modification time point, authorization time point etc. all can accurately keep accounts, and without any dispute.
In above description, for illustration and not for limitation, propose such as specific system structure, interface, technology it
The detail of class, so as to provide a thorough understanding of the present application.However, it will be clear to one skilled in the art that there is no these specific
The application also may be implemented in the other embodiment of details.In other situations, omit to well-known device, circuit with
And the detailed description of method, so as not to obscure the description of the present application with unnecessary details.
Claims (10)
1. a kind of storage method of financial data, which is characterized in that the described method includes:
Block chain node receives financial data and its owner information from financial data source；
The mark information of the financial data is generated using the financial data and its owner information；
The mark information of the financial data is stored in block chain.
2. storage method according to claim 1, which is characterized in that described to be believed using the financial data and its owner
Breath generates the mark information of the financial data, comprising:
Hash operation is carried out to the financial data and obtains cryptographic Hash, and the owner information of the financial data is counted
Word signs to obtain signed data；
The mark information of the financial data is generated using the cryptographic Hash and the signed data.
3. storage method according to claim 2, which is characterized in that the mark information is digital watermarking；
The mark information that the financial data is generated using the cryptographic Hash and the data signature, comprising:
The cryptographic Hash and the signed data are calculated using watermark generating algorithm, obtain the number of the financial data
Watermark.
4. storage method according to claim 2, which is characterized in that
The owner information to the financial data is digitally signed, comprising:
The owner information of the financial data is encrypted using the private key of the owner of the financial data, is obtained described
Signed data.
5. storage method according to claim 1, which is characterized in that the method also includes:
It receives to come from and weighs request really to really weigh node；
Based on it is described it is true power request obtain to really weigh financial data to really weigh mark information；
Obtained from block chain with described to really weigh the corresponding mark information of financial data, and the mark information with it is described
To really weigh mark information；
Comparison result is fed back to described to really weigh node, wherein if comparison result is consistent, then it represents that described to really weigh finance
The owner of data is described to really weigh the owner.
6. a kind of storage method of financial data characterized by comprising
Intermediate processing nodes acquire financial data and its owner information, and the finance that will be collected from financial data source
Data and its owner information are sent to the first block chain node；
The first block chain node receives the financial data and its owner information collected；
The first block chain node is believed using the label that the financial data and its owner information generate the financial data
Breath；
The mark information of the financial data is stored in block chain by the first block chain node.
7. according to the method described in claim 6, it is characterized by further comprising:
The intermediate processing nodes receive to come from weighs request to really weigh node really, and the true power request is sent to the secondth area
Block chain node；
The second block chain node is based on the true power request and obtains to really weigh mark information；
The second block chain node is obtained with described from the block chain to really weigh the corresponding mark information of financial data, and
Compare the mark information and described to really weigh mark information；
Comparison result is fed back to the intermediate processing nodes by the second block chain node, wherein if comparison result be it is consistent,
Then indicate that the owner to really weigh financial data is described to really weigh the owner；
The intermediate processing nodes comparison result is sent to it is described to really weigh node, and/or, by the true power request
Transaction Information and comparison result save；
Wherein, the first block chain node and the second block chain node are identical or different node.
8. storage method according to claim 6, which is characterized in that the intermediate processing nodes are acquired from financial data source
Financial data and its owner information, comprising:
The intermediate processing nodes front end processor obtains the acquisition condition of user's input, and from financial data source described in acquisition satisfaction
The financial data and its owner information of acquisition condition；Wherein, the acquisition condition comprises at least one of the following: the finance number
According to specified type, specified time of origin and the specified owner.
9. a kind of storage system, which is characterized in that including intermediate processing nodes and at least one block chain node；Wherein,
The intermediate processing nodes and the block chain node are respectively used to perform claim and require 6 to 8 described in any item methods
In corresponding steps.
10. a kind of electronic equipment, which is characterized in that the electronic equipment requires any one of 1 to 5 the method for perform claim
Block chain node, or be intermediate processing nodes as claimed in claim 9 or block chain node.
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Application publication date: 20190319 |