CN110083604A - A kind of data really weigh method and device - Google Patents

A kind of data really weigh method and device Download PDF

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Publication number
CN110083604A
CN110083604A CN201910309599.XA CN201910309599A CN110083604A CN 110083604 A CN110083604 A CN 110083604A CN 201910309599 A CN201910309599 A CN 201910309599A CN 110083604 A CN110083604 A CN 110083604A
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CN
China
Prior art keywords
information
storing data
index value
account information
data
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Granted
Application number
CN201910309599.XA
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Chinese (zh)
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CN110083604B (en
Inventor
曾会
汤松
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Shanghai yinkun Technology Development Co.,Ltd.
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Shanghai Yuanjie Information Technology Co Ltd
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Priority to CN201910309599.XA priority Critical patent/CN110083604B/en
Publication of CN110083604A publication Critical patent/CN110083604A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22Indexing; Data structures therefor; Storage structures
    • G06F16/2228Indexing structures
    • G06F16/2255Hash tables
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60Protecting data
    • G06F21/64Protecting data integrity, e.g. using checksums, certificates or signatures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/04Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/10Services
    • G06Q50/18Legal services; Handling legal documents
    • G06Q50/184Intellectual property management

Abstract

The embodiment of the present invention provides a kind of data and really weighs method and device, this method comprises: obtaining account information, obtains trading signature information according to the account information;The trading signature information and the account information are verified, if being proved to be successful, call storage contract to obtain index value by the account information;Distributed hashtable is called really to weigh storing data according to the index value and intelligent contract.Distributed storage is carried out to storing data by distributed hashtable, using unique cryptographic Hash of the storing data of generation as index value, it stores in storage contract, it can temporary be signed by the key information of account information to the transaction of storage contract when user carries out data really, to obtain index value so that it is determined that the data ownership person of the corresponding storing data of the index value is the owner of account information key, and the owner of only account information key has the permission for accessing the storing data.

Description

A kind of data really weigh method and device
Technical field
The present invention relates to data encryption technology fields more particularly to a kind of data really to weigh method and device.
Background technique
Data become more important with the development of internet technology, but at present to authority data marketing order Data property rights system is not yet established.It is big data using one of the key problem with data trade that data, which are really weighed, it is for difference The data of user specify its property ownership, push Data Integration, accelerate data sharing and circulation, reduce transaction cost, to swash Huge data assets value and innovation and application living, enable data industry to rapidly develop.
Traditional data ownership mode of proof is mainly that can provide a kind of testimonial material for proving attribution data.Such as works Power ownership proof refers to that all are able to demonstrate that the testimonial material of Copyright ownership.But actually copyright ownership proof is primarily referred to as The materials such as copyright registration certificate.There is provided copyright ownership proves, it was demonstrated that highest effect is usually copyright registration certificate, is removed It is non-there is definite proof to the contrary to overthrow except.If evidence in addition to this can be submitted sufficiently, the power of copyright can also be proved Belong to, but its method really weighed is often sufficiently complex.
Therefore how by more effective, easier mode is really weighed to carry out data, urgently to be resolved at this field The problem of.
Summary of the invention
The embodiment of the present invention provides a kind of data and really weighs method and device, to solve skill mentioned above in the background art Art problem, or at least partly solve technical problem mentioned above in the background art.
In a first aspect, the embodiment of the present invention, which provides a kind of data, really weighs method, comprising:
Account information is obtained, trading signature information is obtained according to the account information;
The trading signature information and the account information are verified, if being proved to be successful, believed by the account Breath calls storage contract to obtain index value;
Distributed hashtable is called really to weigh storing data according to the index value and intelligent contract.
Second aspect, the embodiment of the present invention provide a kind of data and really weigh device, comprising:
It obtains module and trading signature information is obtained according to the account information for obtaining account information;
Authentication module, if being proved to be successful, leads to for verifying to the trading signature information and the account information Crossing the account information calls storage contract to obtain index value;
Really power module carries out storing data for calling distributed hashtable according to the index value and intelligent contract Access.
The third aspect, the embodiment of the present invention provides a kind of electronic equipment, including memory, processor and is stored in memory Computer program that is upper and can running on a processor, the processor realize data described in first aspect when executing described program Really power method.
Fourth aspect, the embodiment of the present invention provide a kind of non-transient computer readable storage medium, the non-transient calculating Machine readable storage medium storing program for executing stores computer instruction, and the computer instruction makes the computer execute data as described in relation to the first aspect Really power method.
Data provided in an embodiment of the present invention really weigh method and device, pass through distributed hashtable (Distributed Hash Table, DHT) distributed storage is carried out to storing data, using unique cryptographic Hash of the storing data of generation as index It is worth, in storage to storage contract, can be temporary carried out by the key information that account information generates when user carries out data really Signature, to obtain index value, the corresponding storing data of the index value is then called by index value, that is, passes through account information The key of generation is come the unique index value that generates when obtaining distributed storage, so that it is determined that the corresponding storing data of the index value Data ownership person is the owner of account information key, and the owner of only account information key deposits with this is accessed Store up the permission of data;The characteristic that the embodiment of the present invention can not be distorted by index value in DHT technology and distributed storage, it is ensured that Ownership of the user for storing data.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root Other attached drawings are obtained according to these attached drawings.
Fig. 1 is that data described in one embodiment of the invention really weigh method flow diagram;
Fig. 2 is that the storing data of one embodiment of the invention description uploads flow chart;
Fig. 3 is that the storing data of one embodiment of the invention description downloads flow chart;
Fig. 4 is that data described in one embodiment of the invention really weigh apparatus structure schematic diagram;
Fig. 5 is electronic devices structure schematic diagram described in one embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is that data described in one embodiment of the invention really weigh method flow diagram, as shown in Figure 1, comprising:
Step S1 obtains account information, obtains trading signature information according to the account information;
Step S2 verifies the trading signature information and the account information, if being proved to be successful, by described Account information calls storage contract to obtain index value;
Step S3 calls distributed hashtable really to weigh storing data according to the index value and intelligent contract.
Specifically, account information described in the embodiment of the present invention refers to that user is believed using the account that private key is controlled Breath, and user requires to sign by the key that account information generates for any operation of storing data, only into The transaction signed of going could execute in distributed memory system, and be saved, and the transaction that do not sign is then It can not be executed.
Account key information described in the embodiment of the present invention refers to the account key information obtained by account information.
Storage contract described in the embodiment of the present invention refers to a storage contract of each account information creation, and sets The owner of the fixed storage contract is the founder of the contract;It is stored with the corresponding hash value of storing data in storage contract, and Since the storage contract is created by account information, only pass through the corresponding account key information of account information or warp The storage content in storage contract could be operated when crossing account authorizing information.
Index value described in the embodiment of the present invention is to refer to the corresponding Hash of storing data stored in storage contract Value.
Intelligence contract described in the embodiment of the present invention refers to be stored in distributed memory system have specific function With the set of data mode, can only contract verifying is mainly provided and executes the agreement concluded in advance in contract, allow do not having Having and carries out credible transaction in third-party situation, these transaction can leave record in distributed memory system, so as to With tracking.
Account information and trading signature information are verified, judge whether account information belongs to possessing for storage contract Person verifies signature Transaction Information, if being proved to be successful, leads to if account information belongs to the owner of storage contract It crosses account information and obtains account key information and sign, obtain the index value stored in storage contract.
According to the agreement concluded in advance in intelligent contract, the storage number for carrying out distributed storage is determined according to the index value According to so that it is determined that the owner of the storing data is the owner of account information, and account information or process can only be passed through The storing data could be accessed or downloaded after account authorizing information.
Data provided in an embodiment of the present invention really weigh method and device, are divided by distributed hashtable storing data Cloth storage, using unique cryptographic Hash of the storing data of generation as index value, in storage to storage contract, when user counts According to really temporary, whether it is the owner of the index value by verifying account information, and it is legal to verify trading signature, then can pass through The key information that account information generates is signed, to obtain index value, the index value is then called by index value Corresponding storing data, i.e., the unique index value generated when obtaining distributed storage by the key of account information generation, from And determine that the data ownership person of the corresponding storing data of the index value is the owner of account information key, and the only account The owner of family information key has the permission for accessing the storing data;The embodiment of the present invention passes through the index value in DHT technology The characteristic that can not be distorted with distributed storage, it is ensured that user and can guarantee storing data for the ownership of storing data Transaction and circulation.
On the basis of the above embodiments, described the step of trading signature information is obtained according to the account information, specifically Include:
Account key information is obtained according to the account information;
It is signed according to the account key information to the transaction of intelligent contract, obtains trading signature information.
Specifically, account key information described in the embodiment of the present invention refers to that the account obtained by account information is close Key information, account holder can be with account key informations come to operating.
Friendship when account holder carries out data access, by the account key information of account information to intelligent contract It easily signs, obtains the information of trading signature after signing at this time, the characteristics of due to distributed storage, trading signature letter herein Breath can disclose in distributed memory system, then verify to the trading signature information.
The embodiment of the present invention utilizes the characteristics of distributed storage, is carried out by user generated when data access etc. operates Trading signature information is conducive to data to judge whether the account information to sign has the permissions such as progress data access Really power.On the basis of the above embodiments, before described the step of being verified to the account key information, the method Further include:
Data under chain are carried out to storing data by distributed hashtable to store, and the storing data is generated on chain Unique index value,
The index value is stored in storage contract.
Specifically, data storage refers to and will store under the progress block chain described in the embodiment of the present invention to storing data Data are stored entirely in DHT system, and are not stored to storing data on chain.
The unique index value described in the embodiment of the present invention that the storing data is generated on chain, which refers to, will store number According to the hash value of generation as unique index value, it is stored on block chain.
Then index value is stored in storage contract.
The embodiment of the present invention carries out distributed storage to storing data by DHT, by unique Kazakhstan of the storing data of generation It wishes to be worth and is used as index value, in storage to storage contract, really can temporary pass through the close of account information generation when user carries out data Key information is signed, to obtain index value, the corresponding storing data of the index value is then called by index value, i.e., The key generated by account information passes through the index in DHT technology come the unique index value generated when obtaining distributed storage The characteristic that value and distributed storage can not distort, it is ensured that ownership of the user for storing data.
On the basis of the above embodiments, the index value is stored in described before step in storage contract, institute State method further include:
Data identification information is added to the storing data, obtains mark storing data information;
Wherein, the mark storing data information includes open storing data information and secret storing data information.
Specifically, the addition data identification information described in the embodiment of the present invention refers to using in storing data Rights field states the mark of storing data.
Secret storing data information described in the embodiment of the present invention refers to, the storing data be it is privately owned, remove user Outside itself, anyone can not access and download.
It is shared that open storing data information described in the embodiment of the present invention refers to that the storage belongs to, anyone may be used To access and download to it;And the mark of storing data described herein can be carried out more by account information key Change.
The embodiment of the present invention is deposited by distinguishing open storing data information and secret storing data information to be more advantageous to The shared of data is stored up, on carrying out the technology that data are really weighed, realizes the transaction and circulation of storing data.
On the basis of the above embodiments, it is described according to the account information generate account key information the step of it Afterwards, the method also includes:
The trading signature information and the account information are verified, if authentication failed, the mark is stored Data information is identified;
If the mark storing data information is open storing data information, storage contract is called to obtain index value.
Specifically, authentication failed described in the embodiment of the present invention specifically refers to, trading signature Information Authentication is lost It loses or account information authentication failed, then it is assumed that be authentication failed, then account information is not belonging to the owner of storage contract, therefore Account information haves no right that storage contract is called to obtain index value.
Then start to identify mark storing data information herein, judges that mark storage information is open storing data Information or secret storing data information.
Also, before identifying to mark storing data information, the method also includes being total to storing data It enjoys, obtains shared link, the identification field in mark storing data information is then obtained according to shared link, to deposit to expression Storage data information is identified.
If the mark storing data information is open storing data information, it is all to prove that the storing data information belongs to People has access, really weighs although can already carry out data at this time, determines that the storing data belongs to account information, at this time institute Someone can access or unload the storing data, therefore can continue that storage contract is called to obtain index value.
The embodiment of the present invention, which passes through, judge the mark of storing data information, and is more advantageous to sharing for storing data, into Row data are really weighed technical, realize the transaction and circulation of storing data.
On the basis of the above embodiments, it is described according to the account information generate account key information the step of it Afterwards, the method also includes:
The trading signature information and the account information are verified, if authentication failed, the mark is stored Data information is identified;
If the mark storing data information is secret storing data information, stop operation.
Specifically, authentication failed described in the embodiment of the present invention specifically refers to, trading signature Information Authentication is lost It loses or account information authentication failed, then it is assumed that be authentication failed, then account information is not belonging to the owner of storage contract, therefore Account information haves no right that storage contract is called to obtain index value.
Then start to identify mark storing data information herein, judges that mark storage information is open storing data Information or secret storing data information.
Also, before identifying to mark storing data information, the method also includes being total to storing data It enjoys, obtains shared link, the identification field in mark storing data information is then obtained according to shared link, to deposit to expression Storage data information is identified.
If the mark storing data information is secret storing data information, prove that the storing data information is privately owned , other people can not access, therefore can not call storage contract at this time, therefore can stop operation.
On the basis of the above embodiments, the unique index value that the storing data is generated on chain, specifically:
Hash operation is carried out to the storing data, generates unique index value.
Specifically, unique index value described in the embodiment of the present invention, which refers to that it is corresponded to, carries out Hash calculation storing data Shift index value, for multiple groups storing data may exist multiple groups index value.
The embodiment of the present invention passes through the unique cryptographic Hash for the storing data that will be generated as index value, storage to storage contract In, it can temporary be signed by the key information that account information generates when user carries out data really, to obtain index Value, is conducive to the progress that follow-up data really weighs step.
On the basis of the above embodiments, Fig. 2 is that the storing data of one embodiment of the invention description uploads flow chart, is such as schemed Shown in 2, comprising: step 210 starts, and enters step 220, uploads storage file, calls DHT to be distributed storage file at this time Formula storage;230 are entered step, the corresponding index value of the storage file is generated, enters step 240, by storage contract to upload The trading signature generated when storage file is verified, if being proved to be successful, enters step 250, and storage is recorded in index value Contract enters step 260, operation failure if authentication failed.
Fig. 3 is that the storing data of one embodiment of the invention description downloads flow chart, as shown in figure 3, including that step 310 is opened Begin, enter step 320, it is intended to download storage file, subsequently into step 330, trading signature information and account information are carried out Verifying if really weighing successfully, enters step 340, obtains index value, then enter step 370 according to index value to really weigh, Start to download storage file;If step 330 really power failure, enters step 350, identifies the storing data mark of the storage file Know, identified if secret, then enter step 360, operation failure identifies if being identified as disclosure, enters step 340, obtains rope Draw value, subsequently into step 370, starts to download storage file;Wherein storing data mark can gathering around by the storage contract The person of having is modified.
Fig. 4 is that data described in one embodiment of the invention really weigh apparatus structure schematic diagram, as shown in Figure 4, comprising: obtain Module 410, authentication module 420 and true power module 430;Wherein, module 40 is obtained for obtaining account information, according to the account Information obtains trading signature information;Wherein, authentication module 420 is used to carry out the trading signature information and the account information Verifying calls storage contract to obtain index value if being proved to be successful by the account information;Wherein, really power module 430 is used for Distributed hashtable is called to access storing data according to the index value and intelligent contract.
Device described in the embodiment of the present invention is the device for describing above-described embodiment the method, and detailed process is asked Referring to above-described embodiment, details are not described herein again.
The embodiment of the present invention carries out distributed storage to storing data by distributed hashtable, by the storing data of generation Unique cryptographic Hash as index value, in storage to storage contract, really can temporary pass through account information when user carries out data The key information of generation is signed, to obtain index value, then calls the index value is corresponding to deposit by index value Store up data, i.e., the unique index value generated when obtaining distributed storage by the key of account information generation, so that it is determined that should The data ownership person of the corresponding storing data of index value is the owner of account information key, and only account information is close The owner of key has the permission for accessing the storing data;The embodiment of the present invention passes through the index value and distribution in DHT technology Store the characteristic that can not be distorted, it is ensured that ownership of the user for storing data.
Fig. 5 is electronic devices structure schematic diagram described in one embodiment of the invention, as shown in figure 5, the electronic equipment can To include: processor (processor) 510,520, memory communication interface (Communications Interface) (memory) 530 and communication bus 540, wherein processor 510, communication interface 520, memory 530 pass through communication bus 540 Complete mutual communication.Processor 510 can call the logical order in memory 530, to execute following method: obtaining account Family information obtains trading signature information according to the account information;The trading signature information and the account information are carried out Verifying calls storage contract to obtain index value if being proved to be successful by the account information;According to the index value and intelligence Contract calls distributed hashtable really to weigh storing data.
In addition, the logical order in above-mentioned memory 530 can be realized by way of SFU software functional unit and conduct Independent product when selling or using, can store in a computer readable storage medium.Based on this understanding, originally Substantially the part of the part that contributes to existing technology or the technical solution can be in other words for the technical solution of invention The form of software product embodies, which is stored in a storage medium, including some instructions to So that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation of the present invention The all or part of the steps of example the method.And storage medium above-mentioned include: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. it is various It can store the medium of program code.
The embodiment of the present invention discloses a kind of computer program product, and the computer program product is non-transient including being stored in Computer program on computer readable storage medium, the computer program include program instruction, when described program instructs quilt When computer executes, computer is able to carry out method provided by above-mentioned each method embodiment, for example, obtains account letter Breath, obtains trading signature information according to the account information;The trading signature information and the account information are verified, If being proved to be successful, storage contract is called to obtain index value by the account information;According to the index value and intelligent contract Distributed hashtable is called really to weigh storing data.
The embodiment of the present invention provides a kind of non-transient computer readable storage medium, the non-transient computer readable storage medium The instruction of matter storage server, the computer instruction make computer execute a kind of data provided by above-described embodiment really to weigh method, For example, account information is obtained, trading signature information is obtained according to the account information;To the trading signature information and institute It states account information to be verified, if being proved to be successful, calls storage contract to obtain index value by the account information;According to institute It states index value and intelligent contract calls distributed hashtable really to weigh storing data.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member It is physically separated with being or may not be, component shown as a unit may or may not be physics list Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness Labour in the case where, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation Method described in certain parts of example or embodiment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features; And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims (10)

1. a kind of data really weigh method characterized by comprising
Account information is obtained, trading signature information is obtained according to the account information;
The trading signature information and the account information are verified, if being proved to be successful, pass through the account information tune Index value is obtained with storage contract;
Distributed hashtable is called really to weigh storing data according to the index value and intelligent contract.
2. method according to claim 1, which is characterized in that described to obtain trading signature information according to the account information Step specifically includes:
Account key information is obtained according to the account information;
It is signed according to the account key information to the transaction of intelligent contract, obtains trading signature information.
3. method according to claim 1, which is characterized in that described to the trading signature information and the account information Before the step of being verified, the method also includes:
Data under chain are carried out to storing data by distributed hashtable to store, and the unique of the storing data is stored on chain Index value,
The index value is stored in storage contract.
4. method according to claim 3, which is characterized in that in the step for being stored in the index value and storing in contract Before rapid, the method also includes:
Data identification information is added to the storing data, obtains mark storing data information;
Wherein, the mark storing data information includes open storing data information and secret storing data information.
5. method according to claim 4, which is characterized in that generate account key information according to the account information described The step of after, the method also includes:
The trading signature information and the account information are verified, if authentication failed, to the mark storing data Information is identified;
If the mark storing data information is open storing data information, storage contract is called to obtain index value.
6. method according to claim 4, which is characterized in that generate account key information according to the account information described The step of after, the method also includes:
The trading signature information and the account information are verified, if authentication failed, to the mark storing data Information is identified;
If the mark storing data information is secret storing data information, stop operation.
7. method according to claim 3, which is characterized in that the unique index for generating the storing data on chain Value, specifically:
Hash operation is carried out to the storing data, generates unique index value.
8. a kind of data really weigh device characterized by comprising
It obtains module and trading signature information is obtained according to the account information for obtaining account information;
Authentication module, if being proved to be successful, passes through institute for verifying to the trading signature information and the account information Stating account information calls storage contract to obtain index value;
Really power module, for calling distributed hashtable to visit storing data according to the index value and intelligent contract It asks.
9. a kind of electronic equipment including memory, processor and stores the calculating that can be run on a memory and on a processor Machine program, which is characterized in that realize that any one of claim 1 to 7 data are really weighed when the processor executes described program Method.
10. a kind of non-transient computer readable storage medium, which is characterized in that the non-transient computer readable storage medium is deposited Store up computer instruction, the computer instruction makes the computer execute as described in any one of claim 1 to 7 the data really side of power Method.
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CN111193730A (en) * 2019-12-25 2020-05-22 上海沄界信息科技有限公司 IoT trusted scene construction method and device
CN111625627A (en) * 2020-07-30 2020-09-04 卓尔智联(武汉)研究院有限公司 Data right determining method and device based on block chain and computer equipment
CN111783565A (en) * 2020-06-15 2020-10-16 西北工业大学 Multi-sensor target identification method based on positive and negative evidence credibility structure
CN112765271A (en) * 2020-12-31 2021-05-07 杭州趣链科技有限公司 Block chain transaction index storage method and device, computer equipment and medium
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