CN106997525A - Digital license system based on block chain technology - Google Patents
Digital license system based on block chain technology Download PDFInfo
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- CN106997525A CN106997525A CN201710227804.9A CN201710227804A CN106997525A CN 106997525 A CN106997525 A CN 106997525A CN 201710227804 A CN201710227804 A CN 201710227804A CN 106997525 A CN106997525 A CN 106997525A
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- G—PHYSICS
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- G06Q—INFORMATION 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
- G06Q10/00—Administration; Management
- G06Q10/10—Office automation; Time management
- G06Q10/103—Workflow collaboration or project management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/27—Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor
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Abstract
The invention provides a kind of digital license system based on block chain technology, including：Individual digital license bag module；With card department license bag module；Digital license block chain account book, comprising block, the block constitutes block chain in logic in chronological order, forms the block chain account book that can not be distorted, and each block stores the transaction of license, mainly includes license text description information and license is encoded；Digital license distributed storage node, implicit nodes are constituted by the department of issuing licence and with card department, can store digital license block chain account book and the complete raw information of license.According to the digital license system based on block chain of the present invention, it is to avoid single centralization mechanism stores potential systematic risk, and digital license information security is credible；License is safeguarded jointly by all departments, reduces system Construction and O＆M cost；With license during card in inter-sectional Trust transitivity, promote inter-sectional cooperate.
Description
Technical field
The present invention relates to digital license field, in particular to a kind of digital license system based on block chain technology.
Background technology
Current license is stored and managed by the single centralized system of the department of issuing licence, and license provides unit, with card unit, accredited
Person is not only separate but also connects each other, and license is difficult to circulate in each participant, and license is unable to Trust transitivity, and trans-departmental cooperation is difficult.
When system is broken, easy solicited message is distorted, privacy compromise the problems such as, even there are in-house personnel and distorted in centralization mechanism
The phenomenon of information.License exists in paper form, and everyone has up to a hundred licenses throughout one's life, it is difficult to storage and management, together
When with card unit card when need to audit substantial amounts of papery license, inefficiency.Prior art make license it cannot be guaranteed that
License is genuine and believable, causes false evidence to spread unchecked, the masses handle affairs repeat submit license, or even submit wonderful work prove prove its identity or
Person's qualification, if can be caused damage with card unit imprudence with false evidence to unit.Although license is holder, without technology
Control of the holder to license is realized, causes license to be falsely used and is engaged in illegal activities.
Some provinces and cities establish electronics license shared platform, by papery license electronization, are centrally stored in platform database,
Obtained during with card side's card from platform.This scheme solves license sharing problem, but platform construction and O＆M cost are high, letter
Breath is difficult to standardize, platform operation difficult regulatory.Above mentioned problem is not still solved.
Block chain is a kind of a kind of chain type number for being sequentially in time combined into data block in the way of being sequentially connected
According to structure, and the distributed account book that can not be distorted He can not forge ensured in cryptography mode.Broadly, block chain technology
Be verified using block linked data structure with data storage, using distributed node know together algorithm to generate and update the data,
Ensure data transfer using the mode of cryptography and access safety, using the intelligent contract being made up of automatized script code come
A kind of brand-new distributed basis framework of programming and peration data is with calculating normal form.
What block chain technology was produced by bit coin, the application field of current block chain technology relative maturity is exactly financial row
Industry, is all the transaction of currency.Currency only has money transfer transactions, and the incidence relation between transaction is simple, and transaction verification is also simple.
And license type of transaction is more, such as property ownership certificate has mortgage, transfer etc., the incidence relation between transaction is also more complicated, demonstrate,proved
Checking according to transaction is also more complicated；License state is more, and being consistent property is also more difficult in a distributed system；In terms of storage,
License needs to store complete raw information, and currency need to only deposit a numerical value, the transaction of license to network pressure, handling capacity,
The traffic has requirements at the higher level.
The content of the invention
Therefore, it is a primary object of the present invention to provide a kind of digital license system based on block chain technology, to reach
Following purpose：
(1) polycentric, distributed system.License is not stored in the department that issues licence, such as property ownership certificate not only exists
Housing bureau stores, and also there are backup in other departments that issue licence, cause digital card avoiding problems the systemic breakdown that systematic risk is brought
According to can not use.(2) Trust Establishment.The characteristic that can not be distorted based on block chain technology, any its exterior or internal staff usurp
The digital license in this multicenter, distributed digital license system is not changed, so as to establish genuine and believable numeral card
According to.(3) license ownership is clear and definite.The problems such as certificate information leakage, license are falsely used, is all the ownership dislocation of license, although
License belongs to holder, but such as, the license copy with card department is not stayed in, often accredited by holder control
It is used to be engaged in some illegal activities in the case of people is unwitting.This patent utilizes the encryption technology in block chain to ensure that license is hidden
Private not compromised, this patent also achieves license and licensed, i.e., license only just allows to use by holder mandate.(4)
License Trust transitivity.Genuine and believable digital license is circulated by authorizing between all departments, realizes license Trust transitivity.(5) send out
Demonstrate,prove model innovation.License digitlization is uploaded to by department's checking of issuing licence with individual digital license wallet, number is signed and issued instead of the side of issuing licence
The business model of word license, simplifies department service system of issuing licence, and reduces the system degree of coupling.(6) license use information can be reviewed.Card
According to use can all produce transaction and be stored on block chain, the use of license, circulation process can be reviewed.(7) construction, O＆M cost
It is low.Newly-built any platform or system are not needed for the department of issuing licence, a node is disposed in the department that issues licence, department is pacified with card
One is filled with card department license bag with regard to network can be added, therefore the relative cost for having built centralization platform of cost is low.
To achieve the above object, the present invention provides following technical scheme：
A kind of digital license system based on block chain technology, including：Individual digital license bag module, adds for holder
Plus and the personal license of management；With card department license bag module, the license for using and managing holder with card department；Numeral
License block chain account book, comprising block, the block constitutes block chain in logic in chronological order, each block storage license
Transaction, including license text description information and license coding；Digital license distributed storage node, comprising node, the node
Constituted by the department of issuing licence and with card department, digital license block chain account book and the complete raw information of license can be stored.
Preferably, the digital license system based on block chain technology, wherein the individual digital license bag module,
Including：Newly-increased license module, increases license newly for holder, digital license is sent into digital license block chain account book；Authorize
Module, the power for shining into the operations such as row examination, duplication, reservation and inquiry transaction record is verified for holder setting card department
Limit.
Preferably, the digital license system based on block chain technology, wherein the individual digital license bag module,
Also include：Historical record enquiry module, inquires about license authority record for holder and is recorded with card, inquire about license state change
Record；And/or license imports and exports module, for exporting or importing the digital license in individual digital license bag module.
Preferably, the digital license system based on block chain technology, wherein the use card department license bag module,
Including：License uses module, and certificate information is got from block chain according to authorization code, is shone by business demand use certificate, including card
According to information examination, retain license copy, retention license papery original paper.
Preferably, the digital license system based on block chain technology, wherein the use card department license bag module,
Also include：Inquiry business logging modle, can inquire about this and uses card portion according to querying conditions such as time, license coding, license types
Door business handling record；And/or inquiry license transaction modules, the license friendship of some period of license can be inquired about according to demand
Easily.
A kind of method for adding digital license, comprises the following steps：Accredited artificial license to be added increases an interlayer newly, i.e.,
The structure transaction that Adds Address is sent to block chain, and block chain returns to license address；Increase newly behind an address, supported from block chain
Selection needs to increase the type of license in license type, shoots papery license；Loading certificate information fills in template, Auto-writing card
According to information, license digitlization is completed；Digital license is submitted to the department of issuing licence；Department issue licence by license and this department's operation system number
Compared according to storehouse；Whether legal audit license；If auditing result mistake, license digitlization failure returns to homepage；If examination ＆ verification
As a result correct, construction digital license signs and issues transaction and is sent to block chain, sets up genuine and believable digital license；Return is uploaded successfully
Information, and show digital license details；Individual digital license bag module homepage is returned to, homepage shows the address of newly-increased license.
A kind of method of use digital license, comprises the following steps：Holder constructs numeral using individual digital license bag
License mandate is merchandised and is sent to block chain, and block chain returns to license authorization code；Obtained with card department from holder digital license bag
Take the license authorization code；According to the license authorization code, obtain license from block chain and parse；Judge the license type；
If identity card, then obtain biological information from block chain and compare；If biometric matches, with card department from area
Block chain obtains identity information and the operating right being awarded, and realizes digital ID card Trust transitivity；If biological characteristic is not
Handled with then winding-up；If other license types, grappling identity information；Biological characteristic is compared, whether the license is judged
Belong to the holder；Biometric matches are that license belongs to holder, then obtain certificate information from block chain and be awarded
Authority, then license Trust transitivity.Winding-up is handled if biological characteristic is mismatched.
Preferably, the method for described use digital license, wherein：The license authorization code can be generated as bar code or
Quick Response Code, and can obtain the license authorization code by scanning the bar code or Quick Response Code with card department.
According to the digital license system based on block chain technology of the present invention, have the advantages that：
1st, the digital license system based on block chain, builds a polycentric license chain storage and management license, it is to avoid
Single centralization mechanism stores potential systematic risk.
2nd, issue licence department, with card department access network, digital license block chain account book is safeguarded jointly, is built together shared, is built
It is low with O＆M cost.
3rd, ensure control of the holder to license, only solve license according to that could be used by holder warrant
The problem of falsely using；Certificate information can not be distorted in digital license block chain distribution account book, and license is genuine and believable, has prevented false evidence
False wittness；Holder is handled affairs without repeating to submit license, without submitting wonderful work to prove, is worked with great efficiency.
4th, because no false evidence is present, without repeating to submit license, a large amount of licenses is audited without repeating with card department, are worked
Efficiency high, the risk of error tape is audited without undertaking license.
5th, license digitlization is uploaded to by department's checking of issuing licence with individual digital license wallet, numeral is signed and issued instead of the side of issuing licence
The business model of license, simplifies department service system of issuing licence, and reduces the system degree of coupling；Because certificate information can not be tampered, solution
The department internal staff that issues licence of having determined distorts the potential safety hazard of license.
6th, license is safeguarded jointly by all departments, with license during card in inter-sectional Trust transitivity, promotes inter-sectional cooperate.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, moreover it is possible to root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structured flowchart of the digital license system according to the exemplary embodiment of present inventive concept；
Fig. 2 is to add digital license according to the utilization individual digital license bag module of the exemplary embodiment of present inventive concept
Flow chart；
Fig. 3 is the flow chart of the use digital license according to the exemplary embodiment of present inventive concept.
【Description of reference numerals】
10：Individual digital license bag module 101：Newly-increased license module
102：Authorization module 103：Historical record enquiry module
104：License imports and exports module 11：With card department license bag module
111：License uses module 112：Inquiry business logging modle
113：Inquire about license transaction modules 12：Digital license block chain account book
121：Block 13：Digital license distributed storage node
131：Node
Embodiment
Detailed content and technology on the invention illustrate, are now described further with embodiment, it will be appreciated that
, these embodiments are only to be used to illustrate, and are not necessarily to be construed as the limitation of the invention implementation.
Digital image of the digital license referred in the present invention comprising papery license, the description of papery license text, holder
The usage record of the biological informations such as digital finger-print, digital license.
The license transaction referred in the present invention refers to be demonstrate,proved by the numeral based on block chain technology of the present invention with card department
The record of the process of license of the lighting system using preservation in systems.
Fig. 1 is the structured flowchart of the digital license system according to the exemplary embodiment of present inventive concept.
Reference picture 1, the digital license system provided in an embodiment of the present invention based on block chain technology, including individual digital card
According to bag module 10, with card department license bag module 11, digital license block chain account book 12, digital license distributed storage node
13。
Wherein, individual digital license bag module 10, for holder addition personal identity card, licenses license, history note
Record inquiry etc., complete digital license Trust Establishment, control the license right to use, comprising newly-increased license module 101, authorization module 102,
Historical record enquiry module 103 and license import and export module 104.
When holder needs newly-increased digital license, using newly-increased digital license module 101, block chain branch is listed in module
The license type held, such as：The conventional certificate types such as identity card, senior electrician certificate, senior programmer's card, select license type, so
After shoot license, loading license text description template and automatic filling information complete license digitlization.Newly-increased digital license module
Digitlization license is sent to department for review of issuing licence by 101, and examination ＆ verification passes through, and digital license is sent into digital license block chain account book
12。
Digital license in the individual digital license bag module 10 of holder arbitrarily should not be checked arbitrarily with card department,
Using authorization module 102, holder can set the authority verified with card department and shine into the operations such as row examination, duplication, reservation, with
And inquire about the authority that license is merchandised with card department.Many business handlings need more than one license, the authorization module 102 support pair
The use of license carries out batch authorization.
Historical record enquiry module 103, can remember by with card department, permission type inquiry license authority record and with card
Record, additionally it is possible to inquire about license state change record, such as license is revoked, nullifies, mortgaged.
License imports and exports module 104, the digital license in individual digital license bag module 10 can be exported or led
Enter, holder changes terminal or reinstall before individual digital license bag module 10, first export digital license, changes terminal
Or again import derived data after reinstalling.
With card department license bag module 11, make for checking license with card department, retaining copy, retention papery original paper etc.
Operated with license, complete digital license Trust transitivity, module 111, inquiry business note module 112 and inquiry are used comprising license
License transaction modules 113.
License uses module 111, for being shone with card department use certificate.According to business demand, license is believed using license is included
Breath examination, retention license copy, retention license papery original paper.The mandate of holder is first obtained when being shone with card department use certificate
Code, certificate information is obtained according to authorization code, is then demonstrate,proved by business demand.
Described retention license papery original paper, refers in the business scenario having, it is necessary to temporarily by license papery original paper herein
Leave, the complete holder of business handling is brought back again, such as, it is necessary to some license papery original papers be left, after having audited during the conferring of academic titles
Bring back again.
Inquiry business remembers module 112, can inquire about this use card according to querying conditions such as time, license coding, license types
The business handling record of department.
License transaction modules 113 are inquired about, the transaction record of some period of license can be inquired about according to demand.For example, tool
There is the Ren Qu hospitals application that the qualifications of a licensed doctor are demonstrate,proved, hospital can check being recorded with card for the card, check the career in medicine experience of holder.
Digital license block chain account book 12, comprising block 121, the block 121 constitutes block in logic in chronological order
Chain, forms the block chain account book that can not be distorted, and each block 121 stores the transaction of license, mainly includes license text and describes letter
Breath and license coding, it is preferable that the license is encoded to the hash values of license.
Digital license distributed storage node 13, comprising node 131, the node 131 is by the department of issuing licence and uses card department
Composition, can store digital license block chain account book and the complete raw information of license, that is, license photo and license
Text is described.
More than, the composition to the digital license system based on block chain technology of the embodiment of the present invention is illustrated.
Fig. 2 is to add digital license according to the utilization individual digital license bag module of the exemplary embodiment of present inventive concept
Flow chart.
Reference picture 2, the individual digital license Bao Mo of the digital license system based on block chain technology of the embodiment of the present invention
The workflow of the newly-increased license module 101 of block 10, i.e. holder to individual digital license bag module 10 increase license newly the step of
It is as follows：
Holder logs in individual digital license bag module 10, and accredited artificial license to be added increases an interlayer newly, that is, built
The transaction that Adds Address is sent to block chain, and block chain returns to license address (step A1)；
Increase newly behind an address, selection needs to increase the type of license in the license type supported from block chain, shoots paper
(step A2) is shone in cross-examination；
Loading certificate information fills in template, and Auto-writing certificate information completes license digitlization (step A3)；
Digital license is submitted to the department of issuing licence (step A4)；
The department that issues licence compares license and this department's operation system database (step A5)；
Audit license whether legal (step A6)；
If auditing result mistake, license digitlization failure returns to homepage (step A61)；
If auditing result is correct, construction digital license signs and issues transaction and is sent to block chain, sets up genuine and believable numeral
License (step A7)；
Return and upload successful information, and show digital license details (step A8)；
Individual digital license bag module homepage is returned to, homepage shows the address (step A9) of newly-increased license.
Complete above-mentioned steps, you can realize holder by increasing license module 101 newly to individual digital license bag module 10
Middle addition license.
Fig. 3 is the flow chart of the use digital license according to the exemplary embodiment of present inventive concept.
Reference picture 3, the use card department license Bao Mo of the digital license system based on block chain technology of the embodiment of the present invention
The license of block 11 uses the workflow of module 111, i.e., as follows with card step with the digital license of card department：
Holder is merchandised using the construction digital license mandate of individual digital license bag and is sent to block chain, and block chain is returned
License authorization code, generates the Quick Response Code (step B0) of authorization code；
With card department license authorization code (step B1) is obtained from holder digital license bag scanning Quick Response Code；
According to authorization code, obtain license from block chain and parse (step B2)；
Judge license type (step B3)；
If identity card, then obtain biological information from block chain and compare (step B31)；
If biometric matches, identity information and the operating right being awarded are obtained from block chain with card department,
Realize digital ID card Trust transitivity (step B32)；
Winding-up is handled (step B311) if biological characteristic is mismatched；
If other license types, grappling identity information (step B4)；
Biological characteristic is compared, judges whether the license belongs to the holder (step B5)；
Biometric matches are that license belongs to holder, then obtain certificate information and rights that have been granted from block chain,
Then license Trust transitivity (step B6)；
Winding-up is handled (step B51) if biological characteristic is mismatched.
Above-mentioned steps are completed, are the digital license system based on block chain technology of the usable embodiment of the present invention with card department
Digital license in system.
Reference picture 1, Fig. 2 and Fig. 3, the entirety of the digital license system based on block chain technology of the embodiment of the present invention are used
Flow is as follows.
The papery license that holder is held oneself using the newly-increased license module 101 of individual digital license bag module 10
In digitlization, the digital license system based on block chain technology for being stored in the embodiment of the present invention；And using 102 pairs of authorization module with
Card department use certificate, which is shone, authorizes corresponding authority, authorized access code；
With card department according to the authorization code obtained at holder, make using with the license in card department license bag module 11
The license of holder is checked with module 111, license copy is retained, retains the operation such as license papery original paper；And can
To inquire about the passing usage record of the license using inquiry license transaction modules 113.
Based on above example, according to the beneficial effect of the digital license system based on block chain technology of the present invention such as
Under：
1st, the digital license system based on block chain, builds a polycentric license chain storage and management license, it is to avoid
Single centralization mechanism stores potential systematic risk.
2nd, issue licence department, with card department access network, digital license block chain account book is safeguarded jointly, is built together shared, is built
It is low with O＆M cost.
3rd, ensure control of the holder to license, only solve license according to that could be used by holder warrant
The problem of falsely using；Certificate information can not be distorted in digital license block chain distribution account book, and license is genuine and believable, has prevented false evidence
False wittness；Holder is handled affairs without repeating to submit license, without submitting wonderful work to prove, is worked with great efficiency.
4th, because no false evidence is present, without repeating to submit license, a large amount of licenses is audited without repeating with card department, are worked
Efficiency high, the risk of error tape is audited without undertaking license.
5th, license digitlization is uploaded to by department's checking of issuing licence with individual digital license wallet, numeral is signed and issued instead of the side of issuing licence
The business model of license, simplifies department service system of issuing licence, and reduces the system degree of coupling；Because certificate information can not be tampered, solution
The department internal staff that issues licence of having determined distorts the potential safety hazard of license.
6th, license is safeguarded jointly by all departments, with license during card in inter-sectional Trust transitivity, promotes inter-sectional cooperate.
The above is only the preferred embodiment of the invention, it is impossible to the implementation model of the invention is limited with this
Enclose, i.e., every simple equivalent changes and modifications made according to the invention claim and innovation and creation description,
All still fall within the scope that the invention is covered.
Claims (8)
1. a kind of digital license system based on block chain technology, it is characterised in that including：
Individual digital license bag module (10), adds and manages personal license for holder；
With card department's license bag module (11), the license for using and managing holder with card department；
Digital license block chain account book (12), comprising block (121), the block (121) constitutes area in logic in chronological order
Block chain, each block (121) stores the transaction of license, including license text description information and license coding；
Digital license distributed storage node (13), comprising node (131), the node (131) is by the department of issuing licence and uses card portion
Door composition, can store digital license block chain account book and the complete raw information of license.
2. the digital license system according to claim 1 based on block chain technology, it is characterised in that the individual digital
License bag module (10), including：
Newly-increased license module (101), increases license newly for holder, digital license is sent into digital license block chain account book
(12)；
Authorization module (102), shines into row examination, duplication for the verification of holder setting card department, retains and inquiry license
The authority of the operations such as transaction.
3. the digital license system according to claim 2 based on block chain technology, it is characterised in that the individual digital
License bag module (10), in addition to：
Historical record enquiry module (103), inquires about license authority record for holder and is recorded with card, and inquiry license state becomes
Change record；And/or
License imports and exports module (104), for exporting or leading the digital license in individual digital license bag module (10)
Enter.
4. the digital license system according to claim 1 based on block chain technology, it is characterised in that described to use card department
License bag module (11), including：
License uses module (111), from block chain certificate information can be got according to authorization code, by business demand use certificate
According to, including certificate information examination, retention license copy, retention license papery original paper.
5. the digital license system according to claim 4 based on block chain technology, it is characterised in that described to use card department
License bag module (11), in addition to：
Inquiry business logging modle (112), can inquire about this use card according to querying conditions such as time, license coding, license types
Department service handles record；And/or
License transaction modules (113) are inquired about, the license transaction of some period of license can be inquired about according to demand.
6. a kind of method for adding digital license, comprises the following steps：
Accredited artificial license to be added increases an interlayer newly, that is, builds the transaction that Adds Address and be sent to block chain, block chain is returned
License address；
Increase newly behind an address, selection needs to increase the type of license in the license type supported from block chain, shoots papery card
According to；
Individual digital license bag loading certificate information fills in template, and Auto-writing certificate information completes license digitlization；
Digital license is submitted to the department of issuing licence；
The department that issues licence compares license and this department operation system database；
Whether legal audit license；
If auditing result mistake, license digitlization failure returns to homepage；
If auditing result is correct, construction digital license signs and issues transaction and is sent to block chain, sets up genuine and believable digital license；
Return and upload successful information, and show digital license details；
Individual digital license bag module homepage is returned to, homepage shows the address of newly-increased license.
7. a kind of method of use digital license, comprises the following steps：
Holder is merchandised using the construction digital license mandate of individual digital license bag and is sent to block chain, and block chain returns to license
Authorization code；
With card department the license authorization code is obtained from holder digital license bag；
According to the license authorization code, obtain license from block chain and parse；
Judge the license type；
If identity card, then obtain biological information from block chain and compare；
If biometric matches, identity information and the operating right being awarded are obtained from block chain with card department, is realized
Digital ID card Trust transitivity；
Winding-up is handled if biological characteristic is mismatched；
If other license types, grappling identity information；
Biological characteristic is compared, judges whether the license belongs to the holder；
Biometric matches are that license belongs to holder, then obtain certificate information and rights that have been granted from block chain, then demonstrate,prove
According to Trust transitivity.
Winding-up is handled if biological characteristic is mismatched.
8. the method for use digital license according to claim 7, wherein：
The license authorization code can be generated as bar code or Quick Response Code, and can be by scanning the bar code with card department
Or Quick Response Code obtains the license authorization code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710227804.9A CN106997525A (en) | 2017-04-10 | 2017-04-10 | Digital license system based on block chain technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710227804.9A CN106997525A (en) | 2017-04-10 | 2017-04-10 | Digital license system based on block chain technology |
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| CN106997525A true CN106997525A (en) | 2017-08-01 |
Family
ID=59435569
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| CN201710227804.9A Pending CN106997525A (en) | 2017-04-10 | 2017-04-10 | Digital license system based on block chain technology |
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Cited By (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107507091A (en) * | 2017-09-07 | 2017-12-22 | 复旦大学 | Enhanced data Right protection method based on block chain and intelligent contract |
| CN107680218A (en) * | 2017-09-26 | 2018-02-09 | 成都优易数据有限公司 | Safety inspection method and system based on multi-biometric feature recognition Yu instantaneous license technology |
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| CN107507091A (en) * | 2017-09-07 | 2017-12-22 | 复旦大学 | Enhanced data Right protection method based on block chain and intelligent contract |
| CN107680218A (en) * | 2017-09-26 | 2018-02-09 | 成都优易数据有限公司 | Safety inspection method and system based on multi-biometric feature recognition Yu instantaneous license technology |
| CN108234457A (en) * | 2017-12-18 | 2018-06-29 | 苏州涞泽信息科技有限公司 | A kind of credible government data based on block chain shares network system and sharing method |
| CN108376383B (en) * | 2018-02-07 | 2022-09-06 | 福建南威软件有限公司 | Electronic certificate sharing service system |
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| CN108804575A (en) * | 2018-05-23 | 2018-11-13 | 文丹 | A kind of application method of the block chain identity card based on mobile communication equipment |
| CN109189962A (en) * | 2018-08-17 | 2019-01-11 | 福建南威软件有限公司 | A kind of license service realization system based on block chain |
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| CN108875398A (en) * | 2018-09-06 | 2018-11-23 | 山西特信环宇信息技术有限公司 | Encrypting and deciphering system and its application method based on certificate chain technology |
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| CN109309573A (en) * | 2018-09-21 | 2019-02-05 | 福建南威软件有限公司 | A kind of electronics license based on two dimensional code authorizes sharing application method |
| CN109741192A (en) * | 2018-11-15 | 2019-05-10 | 深圳壹账通智能科技有限公司 | Date storage method, device, equipment and readable storage medium storing program for executing based on block chain |
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| CN109474439A (en) * | 2019-01-02 | 2019-03-15 | 广州市中智软件开发有限公司 | A kind of electronics license based on block chain is credible to be signed and issued, is called and application method |
| CN109743330A (en) * | 2019-01-22 | 2019-05-10 | 北京邮电大学 | A kind of license method for authenticating, device, electronic equipment and storage medium |
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