CN109189962B - License service implementation system based on block chain - Google Patents
License service implementation system based on block chain Download PDFInfo
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- CN109189962B CN109189962B CN201810937842.8A CN201810937842A CN109189962B CN 109189962 B CN109189962 B CN 109189962B CN 201810937842 A CN201810937842 A CN 201810937842A CN 109189962 B CN109189962 B CN 109189962B
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Abstract
The invention discloses a block chain-based license service implementation system, which is used for storing licenses in a license service mode and realizing trusty and shareable data. The license service implementation system based on the block chain comprises: the system comprises an electronic license management and sharing system, a license metadata providing unit, an area alliance chain storage architecture, an electronic license library and a query client, wherein the area alliance chain storage architecture comprises: and a plurality of nodes in the alliance chain store hash values corresponding to the license authorization records. Therefore, when the query client needs to query the electronic license, the electronic license management and sharing system can send a license authorization verification request to the regional alliance chain storage framework, the regional alliance chain storage framework can return a license authorization verification result through the hash value corresponding to the license authorization record stored in the block chain, and the electronic license management and sharing system provides sharing service for the query requester based on the license authorization verification result.
Description
Technical Field
The invention relates to the technical field of electronic license, in particular to a license service implementation system based on a block chain.
Background
With the development of electronic license informatization, electronic license platforms are established in many areas, and a large amount of electronic license data are accumulated, for example, electronic license platforms are respectively established in many cities and provinces. However, the data standards of the electronic certificates of cities and provinces may be different, the system design architecture may also be different, cross-region electronic certificate information sharing is not realized, and the electronic certificate platform of each region is still an 'information isolated island' in fact.
The cross-region sharing can solve the sharing and trust problems of the electronic license among different regions, and is used for processing data collection, routing and query among the regions so as to realize the trusted sharing of the electronic license information. In the prior art, in order to realize cross-regional data collection and sharing, a centralized data resource center is usually established, electronic license data is collected and managed by a centralized database, and once the data is collected in a centralized manner, the central database and a data provider (for example, different provinces) inevitably have the problem of reliable data responsibility.
Therefore, in the electronic license sharing scheme of the centralized architecture adopted in the prior art, the electronic license management and application process of the centralized architecture has the problem that behavior data is easy to be tampered, so that data sharing is unreliable.
Disclosure of Invention
The invention aims to provide a block chain-based license service implementation system which is used for storing licenses in a license service mode and achieving trustable and sharable data.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a block chain-based license service implementation system, which comprises: an electronic license management and sharing system, a license metadata providing unit, a regional alliance chain storage architecture, an electronic license library and a query client, wherein,
the query client is used for sending a license query request to the electronic license management and sharing system;
the electronic license management and sharing system is used for receiving a license inquiry request from the inquiry client; sending a license authorization verification request to the regional alliance chain storage framework according to the license inquiry request;
the regional alliance chain storage architecture is used for receiving a license authorization verification request from the electronic license management and sharing system; inquiring nodes in the alliance chain according to the license authorization verification request to obtain a license authorization verification result, wherein the area alliance chain storage architecture comprises: each node comprises a block chain consisting of N nodes, the value of N is a positive integer, and hash values corresponding to license authorization records are stored in the nodes in the alliance chain; sending the license authorization verification result to the electronic license management and sharing system;
the electronic license management and sharing system is used for receiving a license authorization verification result from the regional alliance chain storage framework; after the license authorization is determined to pass according to the license authorization verification result, the license layout file and the license metadata matched with the license inquiry request are inquired from the electronic license library; sharing the inquired license layout file and the license metadata to the inquiry client;
and the query client is used for the license query requester to access the shared license layout file and the license metadata through the query client.
After the technical scheme is adopted, the technical scheme provided by the invention has the following advantages:
the block chain-based license service implementation system provided by the embodiment of the invention comprises an electronic license management and sharing system and an area alliance chain storage architecture, wherein the area alliance chain storage architecture comprises: and a plurality of nodes in the alliance chain store hash values corresponding to the license authorization records. Therefore, when the query client needs to query the electronic license, the electronic license management and sharing system can send a license authorization verification request to the regional alliance chain storage framework, the regional alliance chain storage framework can return a license authorization verification result through the hash value corresponding to the license authorization record stored in the block chain, and the electronic license management and sharing system provides sharing service for the query requester based on the license authorization verification result. In the embodiment of the invention, a block chain based license service implementation technology is established, a block chain technology based regional alliance chain storage architecture is established, electronic license management and sharing systems are provided with license storage and verification services in a license service mode, the characteristics of polycentricity, non-tampering and traceability of an alliance chain in the block chain are used, the cryptography technology is used for ensuring that the electronic license management and the sharing systems jointly participate in managing the alliance chain, and the regional alliance chain storage architecture records hash values of the license storage information on a plurality of nodes of the block, so that not only is the trusted storage of the license storage information realized, but also the license privacy information is well protected. The electronic license management system is different from the electronic license service of the traditional single-centralized architecture, realizes the authentication of behavior data in the application process based on the license service of the block chain, has better safety, stability and feasibility, designs a alliance chain mechanism, and solves the problems that the behavior data are easily tampered and untrustworthy in the electronic license management and application processes of the traditional centralized architecture.
Drawings
Fig. 1 is a schematic structural diagram of a block chain-based license service implementation system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an execution flow of a data aggregation path, a data sharing path, and a license storage type according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a block chain-based license service implementation system, which is used for storing licenses in a license service mode and realizing trusty and shareable data.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one skilled in the art from the embodiments given herein are intended to be within the scope of the invention.
The terms "comprises" and "comprising," and any variations thereof, in the description and claims of this invention and the above-described drawings are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of elements is not necessarily limited to those elements, but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The application in the fields of government affairs service and the like is mainly based on the sharing of license metadata and electronic license files, the embodiment of the invention provides the authorization and authentication of a license holder on license use behaviors, and a credible mechanism is adopted to ensure that the license storage information cannot be tampered, thereby being beneficial to the protection of the privacy of a licensee and having wide application range.
The embodiment of the invention aims to solve the problems of how to carry out unified certificate storage and verification on the management, authorization and use records of the electronic certificate and ensure that the certificate storage information cannot be tampered. The electronic license management and the license storage behavior of the application system are normalized by the unified license storage and verification service, so that the electronic license management and the license service behavior data of the application system can be trusted.
The block chain based license service implementation technology generally establishes a block chain technology based alliance sharing chain platform, provides a license storage and verification service for an electronic license management and sharing system in a license service mode, ensures that the electronic license management and sharing system jointly participates in managing the alliance chain by using a cryptography technology according to the characteristics of polycentricity, non-tampering and traceability of an alliance chain in the block chain, predefines the specifications and conditions of the electronic license storage and verification service, and enables the electronic license management and sharing system to submit license storage information when managing or using the electronic license and record the hash value of the license storage information on a plurality of nodes of the block, so that the trusted storage of the license storage information is realized, and the license privacy information is well protected.
The electronic license management method is different from the electronic license service of the traditional single-centralized framework, the license service based on the block chain realizes the management of the whole life cycle of the electronic license and the authentication of the behavior data in the application process, has better safety, stability and feasibility, designs a alliance chain mechanism, solves the problems that the behavior data are easy to be falsified and unreliable in the management and application processes of the electronic license of the traditional centralized framework, and realizes the management and application of the electronic license with track.
The invention aims to provide an electronic license service, which adopts a block chain technology to realize trustiness and verifiability of behavior data of an electronic license in the management and application processes. The following are detailed below. The embodiment of the block chain-based license service implementation system can be applied to the scene of the license service of the electronic license.
Referring to fig. 1, the block chain-based license service implementation system provided in the present invention includes: an electronic license management and sharing system, a license metadata providing unit, a regional alliance chain storage architecture, an electronic license library and a query client, wherein,
the query client is used for sending a license query request to the electronic license management and sharing system;
the electronic license management and sharing system is used for receiving a license inquiry request from an inquiry client; sending a license authorization verification request to the regional alliance chain storage framework according to the license inquiry request;
the regional alliance chain storage architecture is used for receiving a license authorization verification request from the electronic license management and sharing system; inquiring nodes in the alliance chain according to the license authorization verification request to obtain a license authorization verification result, wherein the area alliance chain storage architecture comprises the following steps: each node comprises a block chain consisting of N nodes, the value of N is a positive integer, and hash values corresponding to license authorization records are stored in the nodes in the alliance chain; sending the license authorization verification result to an electronic license management and sharing system;
the electronic license management and sharing system is used for receiving a license authorization verification result from the regional alliance chain storage architecture; after the license authorization is determined to pass according to the license authorization verification result, the license layout file and the license metadata matched with the license inquiry request are inquired from the electronic license library; sharing the inquired license layout file and the license metadata to an inquiry client;
and the inquiry client is used for the license inquiry requester to access the shared license layout file and the license metadata through the inquiry client.
In the embodiment of the invention, a license storing path is adopted, and storing the license is that who manages or uses the license of who the user A authorizes the license of the user A to the unit B for handling, the unit B manages the license of the user A, and the core business behaviors need to store the license records. The block chain is used for solving the credibility problem of data storage certificate, various certificate storage requirements are converted into certificate services, the certificate services are provided externally in a service mode, and a certificate storage data generator and a demand party call the certificate services to store certificates.
In the foregoing embodiment of the present invention, the electronic license needs to be authorized by the license holder when querying the application. The electronic license management and sharing system verifies the authorization record through the license service according to the authorization record of the license holder, and shares the license layout file or the license metadata for the inquiry requester to use through the internal business logic and the license inquiry requirement after the verification is passed.
In some embodiments of the invention, the electronic license management and sharing system is used for recording the use process of the license layout file and the license metadata and generating a license use record; storing the certificate according to the certificate use record to generate a certificate storing hash value; sending the certificate storage hash value corresponding to the certificate use record to a regional alliance chain storage framework;
and the area alliance chain storage architecture receives the certificate storage hash value from the electronic certificate management and sharing system and stores the certificate storage hash value corresponding to the certificate use record into the alliance chain.
And in the link of license authorization verification and use, the license use record is stored again through the license service, and the hash value of the stored license is synchronously booked on each node of the alliance chain through the block chain distributed account book to form a trust block.
In some embodiments of the present invention, the license metadata providing unit is configured to sign the locally stored license metadata to obtain license metadata with a signature; submitting the license metadata with the signature to an electronic license management and sharing system;
the electronic license management and sharing system is used for receiving license metadata carrying a signature from a license metadata providing unit; verifying the signature, issuing an electronic certificate to the certificate metadata after the signature is verified successfully, and generating a certificate layout file corresponding to the certificate metadata; recording the management process of the license layout file and the license metadata, and generating a license management record; and storing the license layout file and the license metadata into an electronic license library.
Further, in some embodiments of the present invention, the electronic license management and sharing system is configured to store the license metadata and the license management record, and generate a hash value of the stored license; sending the certificate storage hash value corresponding to the certificate management record to a regional alliance chain storage framework;
and the regional alliance chain storage architecture receives the certificate storage hash value from the electronic certificate management and sharing system and stores the certificate storage hash value corresponding to the certificate management record into the alliance chain.
In the embodiment of the application, the license metadata providing unit signs the license metadata in the unit through a data sharing exchange link, submits the signed license metadata to the electronic license management and sharing system, verifies the signature by the electronic license management and sharing system, confirms whether the license metadata is credible and is falsified, and completes the gathering link of the license metadata of each unit. In the embodiment of the application, the setting and verification process of the electronic signature are not limited.
After the electronic license management and sharing system completes signature verification, electronic licenses are issued to various collected license metadata through internal business logic to form license layout files and license metadata, a license generation link is completed, license storage is performed on the license metadata and license management records through license service, and a license storage hash value is synchronously booked on each node of a alliance chain through a block chain distributed account book to form a trust block.
The license management record is generated when the license issuing unit manages the license, and comprises the key business behaviors of providing, signing, issuing, changing, invalidating, annual inspection and the like of the license data, and the license management record comprises a license manager, a management unit, management time, management affairs and a post-management license state which generate the business behaviors. The certificate is stored in all N nodes in the regional alliance chain, and the existence information is stored in the alliance chain.
In some embodiments of the present invention, the electronic license management and sharing system is configured to obtain an authorization result provided by a license holder corresponding to the license metadata; recording the authorization process of the license metadata, and generating a license authorization record after the license holder passes the authorization; storing the certificate of the certificate authorization record, generating a certificate storing hash value, and sending the certificate storing hash value corresponding to the certificate authorization record to the regional alliance chain storage framework;
and the area alliance chain storage framework is used for receiving the certificate storage hash value from the electronic certificate management and sharing system and storing the certificate storage hash value corresponding to the certificate authorization record into the alliance chain.
In the foregoing embodiment of the present invention, the electronic license needs to be authorized by the license holder when querying the application. For example, the user can confirm that the application certificate belongs to the authorized user through measures such as face comparison, system password confirmation and the like, and submit the confirmation process information as part of the certificate storage information. And then, a license authorization link is completed, the license authorization record is stored through a license service, and the hash value of the stored license is synchronously booked on each node of the alliance chain through the block chain distributed account book to form a trust block.
The embodiment of the invention relates to an electronic certificate service technology implementation based on block chain decentralized, non-falsifiable and traceable characteristic application, which is used for authenticating business behavior data generated by an electronic certificate in four links of data collection, generation, management and sharing, and comprises electronic certificate metadata, management records, authorization records and use records; the unified storage of the electronic license management and the shared behavior data is realized, and the non-tampering and track following of the storage information are ensured in the form of license service.
In some embodiments of the present invention, the regional federation chain storage architecture is configured to perform synchronous accounting on a plurality of nodes of the federation chain through the blockchain distributed ledger on the received accrual hash value to form the trust block.
For example, in the embodiment of the present invention, a certificate-storing hash value is written into an account book in a block chain through a block chain intelligent contract, and based on synchronous accounting of the block chain account book, the certificate-storing hash value is accounted at all block chain link points to form a distributed trusted account book, and a newly added certificate file and certificate information are recorded. The intelligent contract of the block chain is a contract template suitable for different service definitions, each region forms a block chain network, and after data of a certain block chain is updated, data of other block chain links is updated in time. According to the embodiment of the invention, the distributed trust account book in the block storage node subset can realize that information is not easy to lose and falsified, and meanwhile, the distributed trust account book is convenient to use to realize quick query and feedback of the electronic certificate.
In some embodiments of the present invention, the electronic license management and sharing system is predefined with specifications and conditions of the electronic license storage and verification service.
The electronic license management and sharing system uses a cryptography technology to ensure that the electronic license management and sharing system jointly participates in a management alliance chain, the specifications and conditions of electronic license storage and verification services are predefined, the electronic license management and sharing system submits license storage information when managing or using the electronic license, and hash values of the license storage information are jointly recorded on a plurality of nodes of a block.
The block chain-based license service implementation system provided by the embodiment of the invention comprises an electronic license management and sharing system and an area alliance chain storage architecture, wherein the area alliance chain storage architecture comprises: and a plurality of nodes in the alliance chain store hash values corresponding to the license authorization records. Therefore, when the query client needs to query the electronic license, the electronic license management and sharing system can send a license authorization verification request to the regional alliance chain storage framework, the regional alliance chain storage framework can return a license authorization verification result through the hash value corresponding to the license authorization record stored in the block chain, and the electronic license management and sharing system provides sharing service for the query requester based on the license authorization verification result. In the embodiment of the invention, a block chain based license service implementation technology is established, a block chain technology based regional alliance chain storage architecture is established, electronic license management and sharing systems are provided with license storage and verification services in a license service mode, the characteristics of polycentricity, non-tampering and traceability of an alliance chain in the block chain are used, the cryptography technology is used for ensuring that the electronic license management and the sharing systems jointly participate in managing the alliance chain, and the regional alliance chain storage architecture records hash values of the license storage information on a plurality of nodes of the block, so that not only is the trusted storage of the license storage information realized, but also the license privacy information is well protected. The electronic license management system is different from the electronic license service of the traditional single-centralized architecture, realizes the authentication of behavior data in the application process based on the license service of the block chain, has better safety, stability and feasibility, designs a alliance chain mechanism, and solves the problems that the behavior data are easily tampered and untrustworthy in the electronic license management and application processes of the traditional centralized architecture.
As shown in fig. 2, the following illustrates the authentication of behavior data in the process of implementing electronic authentication full-life-cycle management and application by the block chain-based authentication service. Fig. 2 illustrates an execution flow of a data aggregation path, a data sharing path, and a license storing type, which specifically includes the following steps:
And 2, issuing the electronic license to the collected various license metadata by the electronic license management and sharing system through internal business logic to form a license layout file and license metadata. The license layout file is a layout file which is formed by packaging license metadata and a license base map and is in OFD (office file format) or PDF (Portable document Format) format. In the step of generating the certificate, certificate storage is carried out on the certificate metadata and the certificate management record through the certificate service, and the certificate storage hash value is synchronously booked on each node of the alliance chain through the block chain distributed account book to form a trust block.
The license management record is generated when the license issuing unit manages the license, and comprises the key business behaviors of providing, signing, issuing, changing, invalidating, annual inspection and the like of the license data, and the license management record comprises a license manager, a management unit, management time, management affairs and a post-management license state which generate the business behaviors.
And 3, when the electronic certificate is inquired and applied, the electronic certificate needs to be authorized by a certificate holder, the electronic certificate system can confirm that the application certificate belongs to the electronic certificate through measures such as face comparison, system password confirmation and the like, and the confirmation process information is submitted as part of certificate storage information.
And (4) completing a license authorization link, storing the license authorization record through a license service, and synchronously keeping accounts on each node of the alliance chain through the block chain distributed account book to form a trust block.
And 4, step 4: the electronic license management and sharing system verifies the authorization record through the license service according to the authorization record of a license holder, shares the license layout file or the license metadata for an inquiry requester to use through internal business logic and license inquiry requirements after the verification is passed, completes the license authorization verification and use link, finally stores the license use record through the license service again, and synchronously keeps accounts on each node of the alliance chain by passing the hash value of the stored license through the block chain distributed account book to form a trust block.
In the embodiment of the invention, the license storing type comprises four types of services which can store licenses, such as metadata license storing, license management record storing, license use record storing and license authorization record storing, the various license storing processes are not in sequence, data generated by the four service behaviors can be stored, so that the license storing hash values corresponding to different service behaviors are generated, and the license storing hash values are synchronously stored in the regional alliance chain storage framework.
The embodiment of the invention utilizes the block chain technology to establish the alliance chain network, realizes the trustiness and verifiability of the behavior data of the electronic certificate in the management and application processes by means of polycentricity, non-tampering, traceability, electronic signature and the like, and has at least the following advantages. Information is not easy to lose, data is dispersed on all nodes in a networking based on a block chain technology, and each node has full evidence data, so that the problems that the whole networking is unavailable and data is lost due to single-point faults can be avoided. Information is not tampered with and once validated and added to the block, it is stored permanently, and modifications to the database at a single node are not valid unless it is possible to control multiple nodes in the system simultaneously. The service expansibility is strong, and after the alliance chain shares the network, the license management and application scene on the network can be continuously expanded by dynamically releasing the license service specification. And privacy protection, namely, the certificate storage in the alliance chain is realized by storing and verifying the certificate with a hash value, so that the certificate information is prevented from being stored in a block, and the privacy of a certificate holder is protected. Traceability, the management and application of license layout files or license metadata in a license library are all traced and can be followed, any management and application of the license can be collected and stored through a license service, and the condition that the license information is stolen and cannot be traced is prevented.
In the embodiment of the invention, the license information is stored in an electronic license library generated by an electronic license management and sharing system and is not stored in a alliance chain, and the alliance chain only stores the hash result of the information, so that the leakage of privacy information does not exist.
The embodiment of the invention is characterized in that: the license metadata providing unit submits the license metadata of the unit to an electronic license management and sharing system to form a license layout file and uniformly share the license metadata externally, and when the electronic license inquiry application is carried out, the license application is carried out through the authorization of a license holder. The certificate metadata, the certificate management record, the certificate authorization record and the certificate use record formed in the process are all stored through the certificate service, the certificate storage hash value is synchronously booked on each node of the alliance chain through the block chain distributed account book to form a trust block, and all certificate storage information is verified by a certificate storage party in the certificate service mode.
It should be noted that the above-described embodiments of the apparatus are merely schematic, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. In addition, in the drawings of the embodiment of the apparatus provided by the present invention, the connection relationship between the modules indicates that there is a communication connection between them, and may be specifically implemented as one or more communication buses or signal lines. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that the present invention may be implemented by software plus necessary general hardware, and may also be implemented by special hardware including special integrated circuits, special CPUs, special memories, special components and the like. Generally, functions performed by computer programs can be easily implemented by corresponding hardware, and specific hardware structures for implementing the same functions may be various, such as analog circuits, digital circuits, or dedicated circuits. However, the implementation of a software program is a more preferable embodiment for the present invention. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a readable storage medium, such as a floppy disk, a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk of a computer, and includes instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute the methods according to the embodiments of the present invention.
In summary, the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the above embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the above embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a block chain based license service implementation system which characterized in that, block chain based license service implementation system includes: an electronic license management and sharing system, a license metadata providing unit, a regional alliance chain storage architecture, an electronic license library and a query client, wherein,
the query client is used for sending a license query request to the electronic license management and sharing system;
the electronic license management and sharing system is used for receiving a license inquiry request from the inquiry client; sending a license authorization verification request to the regional alliance chain storage framework according to the license inquiry request;
the regional alliance chain storage architecture is used for receiving a license authorization verification request from the electronic license management and sharing system; inquiring nodes in the alliance chain according to the license authorization verification request to obtain a license authorization verification result, wherein the area alliance chain storage architecture comprises: each node comprises a block chain consisting of N nodes, the value of N is a positive integer, and hash values corresponding to license authorization records are stored in the nodes in the alliance chain; sending the license authorization verification result to the electronic license management and sharing system;
the electronic license management and sharing system is used for receiving a license authorization verification result from the regional alliance chain storage framework; after the license authorization is determined to pass according to the license authorization verification result, the license layout file and the license metadata matched with the license inquiry request are inquired from the electronic license library; sharing the inquired license layout file and the license metadata to the inquiry client;
the inquiry client is used for the license inquiry requester to access the shared license layout file and the license metadata through the inquiry client;
the license metadata providing unit is used for signing the locally stored license metadata to obtain the license metadata with the signature; submitting the license metadata with the signature to the electronic license management and sharing system;
the electronic license management and sharing system is used for receiving license metadata carrying a signature from the license metadata providing unit; verifying the signature, issuing an electronic certificate to the certificate metadata after the signature is verified successfully, and generating a certificate layout file corresponding to the certificate metadata; recording the management process of the license layout file and the license metadata, and generating a license management record; and storing the license layout file and the license metadata into the electronic license library.
2. The block chain-based license service implementation system of claim 1, wherein the electronic license management and sharing system is configured to record a usage process of a license layout file and license metadata, and generate a license usage record; storing the certificate using record to generate a certificate storing hash value; sending the certificate storage hash value corresponding to the certificate use record to the regional alliance chain storage architecture;
and the regional alliance chain storage architecture receives the certificate storage hash value from the electronic certificate management and sharing system and stores the certificate storage hash value corresponding to the certificate use record into an alliance chain.
3. The block chain-based license service implementation system of claim 1, wherein the electronic license management and sharing system is configured to store licenses on the license metadata and the license management record, and generate a license-storing hash value; sending the certificate storage hash value corresponding to the certificate management record to the regional alliance chain storage architecture;
and the regional alliance chain storage architecture receives the certificate storage hash value from the electronic certificate management and sharing system and stores the certificate storage hash value corresponding to the certificate management record into an alliance chain.
4. The system for realizing block chain-based license service according to claim 1, wherein the electronic license management and sharing system is configured to obtain an authorization result provided by a license holder corresponding to the license metadata; recording the authorization process of the license metadata, and generating a license authorization record after the license holder passes the authorization; storing the license authorization record to generate a license storage hash value, and sending the license storage hash value corresponding to the license authorization record to the regional alliance chain storage architecture;
and the regional alliance chain storage architecture is used for receiving the certificate storage hash value from the electronic certificate management and sharing system and storing the certificate storage hash value corresponding to the certificate authorization record into an alliance chain.
5. The system according to any one of claims 1 to 3, wherein the regional federation chain storage architecture is configured to perform synchronous accounting on a plurality of nodes of the federation chain through a blockchain distributed ledger on the received accreditation hash value to form a trust block.
6. The block chain-based license service implementation system according to any one of claims 1 to 3,
the electronic license management and sharing system is predefined with the specifications and conditions of electronic license storage and verification service.
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| CN109743330B (en) * | 2019-01-22 | 2020-07-24 | 北京邮电大学 | License authentication method, device, electronic equipment and storage medium |
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