CN109829696B - Block chain-based electronic license management method, device, equipment and medium - Google Patents
Block chain-based electronic license management method, device, equipment and medium Download PDFInfo
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- CN109829696B CN109829696B CN201910082388.7A CN201910082388A CN109829696B CN 109829696 B CN109829696 B CN 109829696B CN 201910082388 A CN201910082388 A CN 201910082388A CN 109829696 B CN109829696 B CN 109829696B
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Abstract
The invention discloses an electronic license management method, device, equipment and medium based on a block chain. The method comprises the steps of obtaining an electronic license specification on a block chain, and generating first identification information of the electronic license specification; acquiring an electronic license template on a block chain, and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of an electronic license specification according to the electronic license template; the electronic license specification is associated with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template; and carrying out electronic license management according to the associated electronic license specification and the electronic license template. According to the embodiment of the invention, the incidence relation between the electronic license specification and the electronic license template can be established, and the management of the electronic license is convenient.
Description
Technical Field
The invention belongs to the technical field of block chains, and particularly relates to an electronic license management method, device, equipment and medium based on a block chain.
Background
In the current license specification process, a specification maker usually needs to issue a specification (a specification) to a license issuer by means of a certain centralized platform, the platform can be built by the specification maker or provided by a third party, the license issuer also knows the latest specification condition by relying on the centralized platform, and the issuance of an electronic license template (template) is completed according to the specification.
Taking a motor vehicle license plate scene as an example, a government department in charge of motor vehicle management of the country can issue guide opinions and specifications (regulations) about motor vehicle license plate index certification contents on a national government public platform, each province and each city know the latest specifications through the public platform, and an index certification template (template) of motor vehicle license plates in provinces and cities is formulated according to the specifications.
In the traditional mode, there is no correlation between the specification (regulation) and the template (template), and it is very difficult for the specification maker to inquire whether each license issuer supervised by the specification (regulation) issues the template (template) according to the specification (regulation), which requires a lot of manpower, and inquiry and inspection are performed from the website disclosed by each license issuer.
Disclosure of Invention
Embodiments of the present invention provide a block chain-based electronic license management method, apparatus, device, and medium, which can establish an association relationship between an electronic license specification and an electronic license template, and facilitate management of an electronic license.
In a first aspect, an embodiment of the present invention provides an electronic license management method based on a block chain, where the method includes:
acquiring an electronic license specification on a block chain, and generating first identification information of the electronic license specification;
acquiring an electronic license template on a block chain, and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of an electronic license specification according to the electronic license template;
the electronic license specification is associated with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template;
and carrying out electronic license management according to the associated electronic license specification and the electronic license template.
In a second aspect, an embodiment of the present invention provides an electronic license management apparatus based on a block chain, where the apparatus includes:
the first data acquisition module is used for acquiring the electronic license specification on the block chain and generating first identification information of the electronic license specification;
the second data acquisition module is used for acquiring the electronic license template on the block chain and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of the electronic license specification according to the electronic license template;
the association module is used for associating the electronic license specification with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template;
and the management module is used for carrying out electronic license management according to the associated electronic license specification and the electronic license template.
In a third aspect, an embodiment of the present invention provides an electronic license management device based on a block chain, where the device includes: a processor and a memory storing computer program instructions;
the processor, when executing the computer program instructions, implements a block chain based electronic license management method as in the first aspect.
In a fourth aspect, an embodiment of the present invention provides a computer storage medium, where computer program instructions are stored, and when executed by a processor, the computer program instructions implement the block chain-based electronic license management method according to the first aspect.
The embodiment of the invention discloses an electronic license management method, device, equipment and medium based on a block chain. The method comprises the steps of obtaining an electronic license specification on a block chain, and generating first identification information of the electronic license specification; acquiring an electronic license template on a block chain, and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of an electronic license specification according to the electronic license template; the electronic license specification is associated with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template; and carrying out electronic license management according to the associated electronic license specification and the electronic license template. According to the embodiment of the invention, the incidence relation between the electronic license specification and the electronic license template can be established, and the management of the electronic license is convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flowchart illustrating a block chain-based electronic license management method according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating a block chain-based electronic license management method according to another embodiment of the present invention;
fig. 3 is a schematic view of a business process of block chain-based electronic license management according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an electronic license management apparatus based on a block chain according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an electronic license management apparatus based on a block chain according to another embodiment of the present invention.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below, and in order to make objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In order to solve the problem of the prior art, embodiments of the present invention provide a block chain-based electronic license management method, apparatus, device, and medium. First, the block chain-based electronic license management method provided by the embodiment of the present invention is described below.
Fig. 1 is a flowchart illustrating a block chain-based electronic license management method according to an embodiment of the present invention. As shown in figure 1 of the drawings, in which,
s110, acquiring an electronic license specification on a block chain, and generating first identification information of the electronic license specification;
s120, acquiring an electronic license template on the block chain, and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of an electronic license specification according to the electronic license template;
s130, the electronic license specification is associated with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template;
and S140, carrying out electronic license management according to the associated electronic license specification and the electronic license template.
According to the embodiment of the invention, the incidence relation between the electronic license specification and the electronic license template can be established, the hierarchical management of the electronic license is realized through the block chain, the management of the electronic license is convenient, and the problem that the license issuer is difficult to effectively supervise by a specification maker can be solved.
In an embodiment of the present invention, the blockchain may be a licensed blockchain. It will be appreciated that each node participating in the licensed blockchain of the present invention is licensed and that unlicensed nodes may not be accessible to the licensed blockchain.
The first identification information of the electronic license specification may be a number (relationship ID) of the electronic license specification, the second identification information of the electronic license template may be a number (template ID) of the electronic license template, and the numbers of the two may be automatically generated by the block chain. In addition, the electronic certificate standard according to which the electronic certificate template is based is the electronic certificate standard according to which the electronic certificate template is formulated.
In the embodiment of the invention, the specification issuer of the electronic license specification and the license issuer of the electronic license template need to be authenticated by real names. Here, the specification issuer may be a specification maker, for example, a government function department, or may be a third party that the specification maker delegates to issue the electronic license specification that has been already made on the block chain, and at this time, the specification issuer is a third party that the specification maker delegates. Here, the electronic certificate specification and the issue request of the electronic certificate template on the blockchain may be used as a transaction request, only the specification issuer who passes the real-name authentication may issue the electronic certificate specification on the blockchain, and only the certificate issuer who passes the real-name authentication may issue the electronic certificate template on the blockchain. The electronic license management system can effectively prevent individuals without the issuing authority or functional departments from optionally issuing electronic license specifications and electronic license templates on the block chain, and avoid confusion in electronic license management.
Further, a public key and a private key of the specification issuer and the license issuer can be generated respectively, and real-name authentication is performed on the specification issuer and the license issuer according to the public key and the private key. For example, the public key and the private key are a pair of key pairs, the private keys are respectively stored in wallet modules (wallets) of the specification issuer and the license issuer, the specification issuer and the license issuer respectively sign the electronic license specification and the electronic license template to be issued with the respective private keys, then the corresponding public keys are respectively used for signing the private keys of the specification issuer and the license issuer, and the issued electronic license specification or electronic license template is verified to be allowed to be issued on the block chain.
In the embodiment of the invention, the field content of the electronic license specification and the field content of the electronic license template can be set according to actual requirements. For example, the field contents of the electronic license specification include one or more of the following: the first identification information, name, version number, attribute name of the electronic license specification, and the public key of the specification issuer of the electronic license specification. The field content of the electronic license template comprises one or more of the following items: the second identification information of the electronic license template, the first identification information of the electronic license specification according to the electronic license template, and the public key of the license issuer of the electronic license template.
It should be noted that the correspondence between the issuers of the electronic license specification or the electronic license template, the block chain intelligent contract, the electronic license specification or the electronic license template may be set. And allowing the publisher to modify the electronic license specification or the electronic license template which is already published on the block chain based on the corresponding relation, wherein the modification comprises publishing a new version of the electronic license specification or the electronic license template.
That is, modification of the issued electronic license specification is prohibited, that is, the issued electronic license specification is not allowed to be modified, and only the electronic license specification can be updated in a manner of issuing a new version. And only the specification maker who creates the electronic license specification can update the electronic license specification. Based on the intelligent contract of the block chain, an organization or an individual who issues the electronic certificate specification can be set, the new version can be issued only by using the private key signature, and based on the attribute of the block chain, the linked data cannot be modified and can only be upgraded through the version, or based on the characteristics of block chain transaction and block time sequence, the electronic certificate specification of the latest version is used as the standard.
In addition, updating of the issued electronic license template is prohibited, namely, the issued electronic license template is allowed to be updated, and only the license issuer who creates the electronic license template can update the electronic license template. Based on the intelligent contract of the block chain, an organization or an individual who issues the electronic license template can be set, the new version can be issued only by using a private key signature, and based on the attribute of the block chain, the linked data cannot be modified and can only be upgraded through the version, or based on the characteristics of block chain transaction and block time sequence, the electronic license template of the latest version is used as the standard.
It should be noted that the intelligent block chain contract corresponds to the issued electronic license specification or electronic license template and the issuer of the electronic license specification or electronic license template one to one. That is, one blockchain intelligent contract corresponds to one electronic license specification or electronic license template, and one blockchain intelligent contract corresponds to one issuer of the electronic license specification or electronic license template. However, one publisher may publish different electronic license specifications or electronic license templates, and in this case, one publisher corresponds to a plurality of blockchain intelligent contracts. Here, the issuer is a specification issuer of the electronic license specification or a license issuer of the electronic license template.
Fig. 2 is a flowchart illustrating an electronic license management method based on a block chain according to another embodiment of the present invention. As shown in fig. 2, the present invention designs the business rules, data structure definition and flow of the electronic license, the specification maker issues the latest electronic license specification (specification) through the permission blockchain, the license issuer can issue the electronic license template (template) according to the latest license specification, the electronic license standard number (regulation ID) is associated with the electronic license template number (template ID), the hierarchical management of the electronic license is realized based on a block chain, the problems that in the traditional mode, the standard (regulation) and the template (template) are not associated, whether each license issuer who wants to inquire the regulation issues the template (template) according to the standard (regulation) is very difficult, a large amount of manpower is consumed, and inquiry and inspection are performed from a website disclosed by each license issuer are solved, and therefore the problem that the standard maker is difficult to effectively supervise the license issuer is solved.
The business rules, the data structure definition and the flow of the electronic license according to the embodiment of the invention can provide various interfaces so as to facilitate the use of the license issuer of the standard maker and the management of the electronic license. For example, a definition creation interface, a definition update interface, a template creation interface, a template update interface, a block chain data query interface, etc.
The regulation creation interface may be used for a regulation maker to issue an electronic license specification (regulation), and the regulation maker may issue the latest license specification on the block chain.
And the standard maker authenticates the certificate issuer supervised by the standard maker in an authentication mode, opens an allowed block chain identity for the certificate issuer authenticated by the standard maker and completes trust diffusion.
The license issuer can inquire the latest electronic license specification (adjustment) according to the electronic license specification number (adjustment ID) by means of the block chain data inquiry interface, and issue the electronic license template (template) through the template creation interface operation. Here, the data structure of the electronic license template (template) includes an electronic license specification number (relationship id) to be used for specifying the electronic license template, and the relationship between the electronic license template (template) and the electronic license specification (relationship) is expressed.
In addition, the specification maker can inquire whether the license issuer managed by the specification maker has completed the issuance of the electronic license template (template) through an electronic license specification number (relationship id) by means of the blockchain data inquiry interface, and can directly view the data content of the electronic license template (template).
The business specification, the data structure definition and the flow of the electronic certificate provided by the embodiment of the invention realize the hierarchical management of the electronic certificate, are convenient for a specification maker to manage the certificate issuers within the supervision function range, and can simply inquire the implementation condition of the electronic certificate specification and the specific content of the electronic certificate template without a self-established centralized platform to manage a huge account system.
Fig. 3 is a schematic view of a business process of block chain-based electronic license management according to an embodiment of the present invention. As shown in fig. 3, the allowed block chain operator authenticates the identity information of the rule maker, completes allowed chain identity registration and real name authentication, confirms the function and authority authenticity of the rule maker, and writes the identity (such as public key address) of the rule maker into the regulation management authority.
When issuing the electronic license specification (adjustment), the specification maker can initiate transaction to the permission block chain after completing identity authentication, and then the issuing of the electronic license specification (adjustment) is completed. After the identity authentication is completed, the standard maker obtains the trust diffusion capacity given by the license chain operator, and can perform identity authentication for the license issuer to complete the license chain identity registration.
After obtaining the license chain identity, the license issuer may locate the issued electronic license specification (relationship) through an electronic license specification number (relationship id) by means of a block chain data query interface, and at this time, the license issuer may issue a transaction to the block chain and issue an electronic license template (template) according to the electronic license specification.
The creation and release process of the electronic license specification (regulation) comprises the following aspects:
1. the standard maker can generate a key pair of a public key and a private key in a wallet module (wallet), and the private key is stored in the wallet;
2. the standard maker organizes the content field of the electronic certificate standard (regulation) in a Json format, and the content field comprises an electronic certificate standard number (regulation ID), an attribute name (such as name, gender, birth date and the like), an electronic certificate standard name, a version number (version) and a public key of the standard maker;
3. and the specification maker sends the Json character string finished by the organization to the block chain in a transaction form to finish the creation and the release of the electronic license specification (specification).
In addition, a restriction condition may be set for the creation and release of the electronic license specification (adjustment):
1. the issued electronic license specification (adjustment) is not allowed to be modified, and the electronic license specification (adjustment) can be updated only in a manner of issuing a new version;
2. only the specification maker who creates the electronic license specification (adjustment) can update the electronic license specification (adjustment).
The process of creating and publishing the electronic license template (template) comprises the following aspects:
1. the certificate issuer inquires the field content of the electronic certificate specification (regulation) through the electronic certificate specification number (regulation ID);
2. the certificate issuer can generate a key pair of a public key and a private key in a wallet module (wallet), and the private key is stored in the wallet;
3. the method comprises the following steps that a license issuer organizes an electronic license template (template) content field in a jason format, wherein the electronic license template comprises an electronic license template number (template ID), a signature type, an electronic license specification number (relationship ID) and a license issuer public key;
in addition, a restriction condition may be set for the creation and release of the electronic license template (template):
1. the issued electronic license template (template) does not allow modification to update the electronic license template (template) only in a manner of issuing a new version; (ii) a
2. Only the license issuer who creates the electronic license template (template) can update the electronic license template (template).
The embodiment of the invention realizes the hierarchical management of the electronic license, is convenient for a standard maker to manage license issuers within the supervision function range of the standard maker, can establish the incidence relation between the electronic license standard and the electronic license template, and is convenient for the management of the electronic license. The implementation condition of the electronic certificate standard and the specific content of the electronic certificate template can be simply inquired without a self-established centralized platform to manage a huge account system.
Fig. 4 is a schematic structural diagram of an electronic license management apparatus based on a block chain according to an embodiment of the present invention. As shown in fig. 4, the electronic license management apparatus based on a block chain according to an embodiment of the present invention includes the following modules:
the first data acquisition module 401 is configured to acquire an electronic license specification on a block chain and generate first identification information of the electronic license specification;
the second data acquisition module 402 is configured to acquire the electronic license template on the block chain and set a data structure of the electronic license template, where the data structure includes second identification information of the electronic license template and first identification information of an electronic license specification according to the electronic license template;
the association module 403 is configured to associate the electronic license specification with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template;
and the management module 404 is configured to perform electronic license management according to the associated electronic license specification and electronic license template.
According to the embodiment of the invention, the incidence relation between the electronic license specification and the electronic license template can be established, and the management of the electronic license is convenient.
In one embodiment, the management module 404 is specifically configured to:
and performing real-name authentication on the standard issuing party of the electronic certificate standard and the certificate issuing party of the electronic certificate template.
In one embodiment, the management module 404 is specifically configured to:
and respectively generating a public key and a private key of the specification issuer and the certificate issuer, and performing real-name authentication on the specification issuer and the certificate issuer according to the public key and the private key.
In one embodiment, the management module 404 is specifically configured to:
and processing the transaction requests sent by the standard issuing party and the certificate issuing party on the block chain according to the real-name authentication result.
In one embodiment, the management module 404 is specifically configured to:
and the standard issuer issues a transaction request of the electronic license standard on the blockchain, and/or the license issuer issues a transaction request of the electronic license template on the blockchain.
In one embodiment, the management module 404 is specifically configured to:
setting field content of an electronic license specification and field content of an electronic license template;
the field content of the electronic license specification comprises one or more of the following items: the first identification information, name, version number, attribute name and public key of the electronic license specification issuing party are included;
the field content of the electronic license template comprises one or more of the following items: the second identification information of the electronic license template, the first identification information of the electronic license specification corresponding to the electronic license template, and the public key of the license issuer of the electronic license template.
In one embodiment, the management module 404 is specifically configured to:
setting a corresponding relation between an electronic certificate specification or an electronic certificate template, a block chain intelligent contract, the electronic certificate specification or a publisher of the electronic certificate template;
and allowing the publisher to modify the electronic license specification or the electronic license template which is already published on the block chain based on the corresponding relation, wherein the modification comprises publishing a new version of the electronic license specification or the electronic license template. Fig. 5 is a schematic structural diagram of an electronic license management apparatus based on a block chain according to another embodiment of the present invention.
The block chain-based electronic license management apparatus may include a processor 301 and a memory 302 storing computer program instructions.
In particular, the processor 301 may include a Central Processing Unit (CPU), or an Application Specific Integrated Circuit (ASIC), or may be configured as one or more Integrated circuits implementing embodiments of the present invention.
The processor 301 reads and executes the computer program instructions stored in the memory 302 to implement any one of the block chain-based electronic license management methods in the above embodiments.
In one example, the block chain-based electronic license management device may further include a communication interface 303 and a bus 310. As shown in fig. 5, the processor 301, the memory 302, and the communication interface 303 are connected via a bus 310 to complete communication therebetween.
The communication interface 303 is mainly used for implementing communication between modules, apparatuses, units and/or devices in the embodiment of the present invention.
The electronic license management device based on the block chain can execute the electronic license management method based on the block chain in the embodiment of the invention, thereby realizing the electronic license management method and device based on the block chain described in conjunction with fig. 1 and 4.
In addition, in combination with the block chain-based electronic license management method in the foregoing embodiment, an embodiment of the present invention may provide a computer storage medium to implement. The computer storage medium having computer program instructions stored thereon; the computer program instructions, when executed by a processor, implement any one of the above embodiments of block chain-based electronic license management methods.
It is to be understood that the invention is not limited to the specific arrangements and instrumentality described above and shown in the drawings. A detailed description of known methods is omitted herein for the sake of brevity. In the above embodiments, several specific steps are described and shown as examples. However, the method processes of the present invention are not limited to the specific steps described and illustrated, and those skilled in the art can make various changes, modifications and additions or change the order between the steps after comprehending the spirit of the present invention.
The functional blocks shown in the above-described structural block diagrams may be implemented as hardware, software, firmware, or a combination thereof. When implemented in hardware, it may be, for example, an electronic circuit, an Application Specific Integrated Circuit (ASIC), suitable firmware, plug-in, function card, or the like. When implemented in software, the elements of the invention are the programs or code segments used to perform the required tasks. The program or code segments may be stored in a machine-readable medium or transmitted by a data signal carried in a carrier wave over a transmission medium or a communication link. A "machine-readable medium" may include any medium that can store or transfer information. Examples of a machine-readable medium include electronic circuits, semiconductor memory devices, ROM, flash memory, Erasable ROM (EROM), floppy disks, CD-ROMs, optical disks, hard disks, fiber optic media, Radio Frequency (RF) links, and so forth. The code segments may be downloaded via computer networks such as the internet, intranet, etc.
It should also be noted that the exemplary embodiments mentioned in this patent describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above-described steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in an order different from the order in the embodiments, or may be performed simultaneously.
As described above, only the specific embodiments of the present invention are provided, and it can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working processes of the system, the module and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the scope of the present invention.
Claims (9)
1. An electronic license management method based on a block chain is characterized by comprising the following steps:
acquiring an electronic license specification on a block chain, and generating first identification information of the electronic license specification;
acquiring an electronic license template on the block chain, and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of an electronic license specification according to which the electronic license template is based;
the electronic license specification is associated with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template;
carrying out electronic license management according to the associated electronic license specification and the electronic license template;
the method further comprises the following steps:
performing real-name authentication on the standard issuing party of the electronic certificate specification and the certificate issuing party of the electronic certificate template;
the data structure of the electronic license template further comprises an electronic license standard number according to which the electronic license template is formulated, wherein the electronic license standard number is used for reflecting the association relationship between the electronic license template and the electronic license standard;
the electronic license standard serial number is used for enabling a standard issuer to inquire whether the license issuer managed by the standard issuer completes the issuing of the electronic license template or not through the electronic license standard serial number by means of a data inquiry interface of the block chain, and directly checking the data content of the electronic license template.
2. The method according to claim 1, wherein the real-name authentication of the specification issuer of the electronic license specification and the license issuer of the electronic license template comprises:
and respectively generating a public key and a private key of the specification issuer and the certificate issuer, and performing real-name authentication on the specification issuer and the certificate issuer according to the public key and the private key.
3. The method of claim 1, further comprising:
and processing the transaction requests sent by the specification issuer and the certificate issuer on the block chain according to the real-name authentication result.
4. The method of claim 3, wherein the transaction request comprises:
and the standard issuing party issues a transaction request of the electronic license standard on the block chain, and/or the license issuing party issues a transaction request of the electronic license template on the block chain.
5. The method of claim 1, further comprising:
setting field content of the electronic license specification and field content of the electronic license template;
the field content of the electronic license specification comprises one or more of the following items: the first identification information, name, version number, attribute name and public key of the specification issuer of the electronic license specification;
the field content of the electronic license template comprises one or more of the following items: the second identification information of the electronic license template, the first identification information of the electronic license specification corresponding to the electronic license template, and the public key of the license issuer of the electronic license template.
6. The method of claim 1, further comprising:
setting a corresponding relation between the electronic certificate specification or the electronic certificate template, a block chain intelligent contract and a publisher of the electronic certificate specification or the electronic certificate template;
and allowing the publisher to modify the electronic license specification or the electronic license template which is published on the block chain based on the corresponding relation, wherein the modification comprises publishing a new version of the electronic license specification or the electronic license template.
7. An electronic license management apparatus based on a block chain, the apparatus comprising:
the first data acquisition module is used for acquiring an electronic license specification on a block chain and generating first identification information of the electronic license specification;
the second data acquisition module is used for acquiring the electronic license template on the block chain and setting a data structure of the electronic license template, wherein the data structure comprises second identification information of the electronic license template and first identification information of an electronic license specification according to the electronic license template;
the association module is used for associating the electronic license specification with the electronic license template according to the second identification information of the electronic license template and the first identification information of the electronic license specification according to the electronic license template;
the management module is used for carrying out electronic license management according to the associated electronic license specification and the electronic license template;
the management module is specifically configured to:
performing real-name authentication on a standard issuer of the electronic certificate specification and a certificate issuer of the electronic certificate template;
the data structure of the electronic license template further comprises an electronic license standard number according to which the electronic license template is formulated, wherein the electronic license standard number is used for reflecting the association relationship between the electronic license template and the electronic license standard;
the electronic license standard serial number is used for enabling a standard issuer to inquire whether the license issuer managed by the standard issuer completes the issuing of the electronic license template or not through the electronic license standard serial number by means of a data inquiry interface of the block chain, and directly checking the data content of the electronic license template.
8. An electronic license management apparatus based on a block chain, the apparatus comprising: a processor and a memory storing computer program instructions;
the processor, when executing the computer program instructions, implements the block chain-based electronic license management method of any of claims 1-6.
9. A computer storage medium having computer program instructions stored thereon, which when executed by a processor implement the blockchain-based electronic license management method according to any one of claims 1 to 6.
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| CN110704864B (en) * | 2019-08-28 | 2021-05-04 | 电子科技大学 | Block chain-based government integrity archive license management method |
| CN110958223B (en) * | 2019-10-31 | 2023-03-24 | 百度在线网络技术（北京）有限公司 | Delegation authorization method, device, equipment and medium based on block chain |
| CN112288409B (en) * | 2020-11-13 | 2022-04-22 | 南威软件股份有限公司 | Application method of electronic certificate entrusted among multiple roles |
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