CN109255250A - A kind of data safety encryption device and application method based on alliance's chain - Google Patents
A kind of data safety encryption device and application method based on alliance's chain Download PDFInfo
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- CN109255250A CN109255250A CN201811110651.0A CN201811110651A CN109255250A CN 109255250 A CN109255250 A CN 109255250A CN 201811110651 A CN201811110651 A CN 201811110651A CN 109255250 A CN109255250 A CN 109255250A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6227—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database where protection concerns the structure of data, e.g. records, types, queries
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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Abstract
The invention discloses a kind of data safety encryption devices and application method based on alliance's chain, pass through the alliance's chain being deployed on P2P peer-to-peer network, and it is connected to alliance's chain Common Gateway node or data input cell and data request unit on privately owned gateway node, form data safety encryption device；Data input cell has storage authorized certificate, and request of data unit has the reading authorized certificate of different stage；When carrying out data storage and reading, encryption or decryption are completed in node, and verifying authentication is completed on the common recognition node of alliance's chain, to complete the addition or reading to account book.
Description
Technical field
The present invention relates to data safety field of storage, encrypt more particularly, to a kind of data safety based on alliance's chain
Device and application method.
Background technique
The different demands used according to data, the data of circulation generally include the generaton number after initial data and working process
According to, be related to data-application programming interface (application programming interface, API), data report,
The different types of data resource commodity such as original data packet, technique algorithm, data application.Using in conjunction with different data needs
It asks, data circulation ISP generallys use different circulation patterns, and such as only provider and party in request establish data circulation
Or " intermediary's type " service of service relation；Autonomous acquisition data and " adopting production and marketing " type service for sale；It is further to data
Working process generates valuable derivative data or application, and " processing service type " service externally provided.In these moulds that circulate
Data providing and data party in request are not usually same entity under formula.
However, China's data circulate, especially transaction industry data circulate, and still suffer from serious problem, such as data
Each link standard that Privacy Protection is extremely prominent, data ownership problem needs accurately to be defined, data circulate lacks unified
Common recognition, invalid data transaction wildness etc..In addition, being peddled non-with the formal implementation of " People's Republic of China's network security method "
Method data formally enter punishment.In the case where auxiliary law and standard are improved not to the utmost, many enterprises are numerous and confused to postpone in order to avoid risk
Or reduce data circulation industry size.Data Circulation Industry faces maximum challenge in recent years, need be answered by new technology
With the new guarantee of offer.
Block chain pattern avoids the defect of traditional mode.Any node can recorde authorization message, and can not change.It is more
Side can Real-Time Sharing authority record, search efficiency is higher.In addition, authorizing business decoupling, it can be added and exit at any time.
Summary of the invention
It is an object of the invention to overcome drawbacks described above of the existing technology, a kind of data peace based on alliance's chain is provided
Full encryption device and application method, by the alliance's chain being deployed on P2P peer-to-peer network, and are connected to alliance's chain Common Gateway
Node or data input cell and data request unit on privately owned gateway node form data safety encryption device；Data are defeated
Entering unit has storage authorized certificate, and request of data unit has the reading authorized certificate of different stage；Carrying out data storage
It when with reading, completing to encrypt or decrypt in node, and complete verifying authentication on the common recognition node of alliance's chain, thus completion pair
The addition or reading of account book.Node, the account book of alliance's chain are controllable and can be supervised to meet access demand, simultaneously
Account book data are traceable and auditable.
To achieve the above object, technical scheme is as follows:
A kind of data safety encryption device based on alliance's chain, the data including P2P network and deployment on the p 2 p network are defeated
Enter unit, alliance's chain and data request unit, which is characterized in that
Alliance's chain is safeguarded that the quantity of monitoring party is one or more, the quantity of participant by monitoring party and participant jointly
For one or more；
The node of alliance's chain includes common recognition node, Common Gateway node, privately owned gateway node and data memory node；
Common recognition node is for mechanism of reaching common understanding；
Common Gateway node for connect data input cell and common recognition node, be also used for connection data request unit and altogether
Know node；
Privately owned gateway node for connect data input cell and common recognition node, be also used for connection data request unit and altogether
Know node, and the private key keeping function of localization is provided；
For storing data, the quantity of data memory node is one or more, data memory node to data memory node
It is connected with any node or both the node in another data memory node, common recognition node；
Monitoring party is connected to common recognition node by privately owned gateway node；
Participant is connected to common recognition node by Common Gateway node.
Further, the data input cell or the request of data unit are the equipment that can be connected into internet.
Further, the data that the data input cell obtains have the characteristics that storage that is standardized, and having local
Authorized certificate.
Further, the data input cell or the request of data unit pass through api interface and Common Gateway node
Or privately owned gateway node is connected.
Further, the common recognition mechanism is POS machine system.
Further, the request of data unit has local reading authorized certificate.
Further, the authorized certificate that reads is the intelligent Contracts Definitions by legal bind.
A kind of application method of the data safety encryption device based on alliance's chain, which is characterized in that
When carrying out data input or adding, comprising the following steps:
S1-1: data input cell obtains data, and is processed into standardized format, is transmitted to Common Gateway node, simultaneously
Storage authorized certificate is uploaded to common recognition node by Common Gateway node；
S1-2: Common Gateway node receives standardized data, while node of knowing together receives storage authorized certificate, is tested
Card and common recognition ballot；
S1-3: if common recognition node is completed to verify and meets the polling request under common recognition mechanism, by corresponding encryption number
According to being uploaded to data memory node and being encrypted, encryption data is formed, is included in account book, completes data input or additional；If
The polling request that common recognition node is unable to complete verifying or is unsatisfactory under common recognition mechanism, then it is assumed that be invalid data；
When carrying out data acquisition, comprising the following steps:
S2-1: request of data unit initiate data acquisition request, by data acquisition request be uploaded to Common Gateway node or
Privately owned gateway node, while common recognition node is uploaded to for authorized certificate is read by Common Gateway node or privately owned gateway node；
S2-2: common recognition node authenticate on chain, and whether the user of confirmation request of data unit, which has, meets data acquisition
The permission of request；
S2-3: if meeting permission, data acquisition request is decomposed to and is uploaded to data memory node, data storage
Node inquires account book data according to decomposition result, returns to Common Gateway node or privately owned by common recognition node again after obtaining result
Gateway node, Common Gateway node or privately owned gateway node are decrypted and are integrated, and finally return to request of data unit, complete
At data acquisition；Otherwise data acquisition request is returned.
Further, encryption method employed in the step S1-3 is national secret algorithm SM2, SM3 or SM4.
Further, the cipher mode of encryption method employed in the step S1-3 is by hardware encryption or homomorphism
Encryption.
It can be seen from the above technical proposal that the present invention encrypts data by national secret algorithm, realize to data
First layer protection, while by authority credentials ensure that data supplementing and reading permission be it is controllable, realize to data
The second layer protection；At the same time, the source of data is retrospective, meets the needs of being supervised, being audited to data.Cause
This, the present invention has while meeting data traffic travel, sufficiently ensures the distinguishing feature of data safety and supervision.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of data safety encryption device of the present invention；
Fig. 2 is the schematic diagram of data safety encryption device application method of the present invention；
Specific embodiment
With reference to the accompanying drawing, specific embodiments of the present invention will be described in further detail.
It should be noted that in following specific embodiments, when describing embodiments of the invention in detail, in order to clear
Ground indicates structure of the invention in order to illustrate, spy does not draw to the structure in attached drawing according to general proportion, and has carried out part
Amplification, deformation and simplified processing, therefore, should be avoided in this, as limitation of the invention to understand.
In specific embodiment of the invention below, Fig. 1~2 is please referred to, Fig. 1 is the structure of data safety encryption device
Schematic diagram；Fig. 2 is the schematic diagram of data safety encryption device application method.
As shown in Figure 1, a kind of data safety encryption device based on alliance's chain, including P2P network and it is deployed in P2P network
On data input cell, alliance's chain and data request unit, which is characterized in that
Alliance's chain is safeguarded that the quantity of monitoring party is one or more, the quantity of participant by monitoring party and participant jointly
For one or more.
The node of alliance's chain includes common recognition node, Common Gateway node, privately owned gateway node and data memory node.
Common recognition node is for mechanism of reaching common understanding.
Common Gateway node for connect data input cell and common recognition node, be also used for connection data request unit and altogether
Know node.
Privately owned gateway node for connect data input cell and common recognition node, be also used for connection data request unit and altogether
Know node, and the private key keeping function of localization is provided.
For storing data, the quantity of data memory node is one or more, data memory node to data memory node
Only it is connected with another data memory node or common recognition node.
In general, standardized interactive operation will become a feature of development late stage data exchange, and many data
It is Legacy System, the interaction with standardized A PI can not be provided, so needs to reach this standardization using alternative.
Request of data unit is that mobile phone, computer, IPAD or other equipment that can be connected into internet, request of data unit have
Local reading authorized certificate, request of data unit are connected by api interface with Common Gateway node or privately owned gateway node.It reads
Taking authorized certificate is the intelligent Contracts Definitions by legal bind.
For common recognition node for mechanism of reaching common understanding, common recognition mechanism is POS machine system.
Common Gateway node for connect data input cell and common recognition node, be also used for connection data request unit and altogether
Know node.
Privately owned gateway node for connect data input cell and common recognition node, be also used for connection data request unit and altogether
Know node, and the private key keeping function of localization is provided.
For storing data, the quantity of data memory node is one or more, data memory node to data memory node
Only it is connected with another data memory node or common recognition node.
Monitoring party is connected to common recognition node by privately owned gateway node.Monitoring party deployment common recognition and privately owned gateway node, it is right
Public visit inquiry, as " depositing card publicity ".
Participant is connected to common recognition node by Common Gateway node.Participant only maintains Common Gateway node, by, altogether
Know node and access alliance's chain, benefit is easy for voluntarily managing private key, and maintenance cost is low, but gateway node does not hold data.
In the embodiment of the present invention, the Floor layer Technology frame of alliance's chain follows the specification and mark of super account book Fabric project
It is quasi-.Block chain pattern avoids the defect of traditional mode.Any node can recorde authorization message, and can not change.In many ways may be used
With Real-Time Sharing authority record, search efficiency is higher.In addition, authorizing business decoupling, it can be added and exit at any time.Alliance's chain
Build the effective cooperation for needing multiple functional units, these components include that network communication, block chain data structure, account book state are deposited
Storage, transaction modules, intelligent contract performing environment, common recognition mechanism etc..In the present embodiment, expansible framework is followed in design
Design and pluggable modular implementation.Each individually component can both select the default of Fabric to realize, can also be voluntarily
Develop or introduce third-party realization.
Data keep safety in storage and analytic process because data can be inquired, but can only by digital identity with
The permission of card is inquired, and the specific data operation of legal bind intelligence Contracts Definitions could be passed through.Data are generating it always
Data repository node on encrypted.Importantly, each node has potential tamper-resistant distribution formula account book, so as to
Management organization can audit to data access.
As shown in Fig. 2, a kind of application method of the data safety encryption device based on alliance's chain, which is characterized in that
When carrying out data input or adding, comprising the following steps:
S1-1: data input cell obtains data, and is processed into standardized format, and be transmitted to Common Gateway node, together
When storage authorized certificate by Common Gateway node is uploaded to common recognition node；
S1-2: Common Gateway node receives standardized data, and is encrypted, and forms encryption data；
S1-3: if common recognition node is completed to verify and meets the polling request under common recognition mechanism, by corresponding encryption number
According to being uploaded to data memory node and being encrypted, encryption data is formed, is included in account book, completes data input or additional；If
The polling request that common recognition node is unable to complete verifying or is unsatisfactory under common recognition mechanism, then it is assumed that be invalid data.
Encryption method is national secret algorithm SM2/3/4.National secret algorithm is the series of algorithms that State Commercial Cryptography Administration formulates standard, with
Financial security rise to national security height, the application of national secret algorithm is also more and more extensive, in November, 2017 SM2/9 formally into
Enter ISO/IEC standard.The present embodiment supports the close SM2/3/4 of state, provides multiple encryption algorithms and selects to user, while meeting conjunction rule
It is required that.
Encryption method can also be through hardware encryption or homomorphic cryptography.
In the rank of data repository node, data are encrypted by algorithm, and keep adding in storage and calculating process
Close state, to tackle internal data theft.
When carrying out data acquisition, comprising the following steps:
S2-1: request of data unit initiate data acquisition request, by data acquisition request be uploaded to Common Gateway node or
Privately owned gateway node, while common recognition node is uploaded to for authorized certificate is read by Common Gateway node or privately owned gateway node；
S2-2: common recognition node authenticate on chain, and whether the user of confirmation request of data unit, which has, meets data acquisition
The permission of request；
S2-3: if meeting permission, data acquisition request is decomposed to and is uploaded to data memory node, data storage
Node inquires account book data according to decomposition result, returns to Common Gateway node or privately owned by common recognition node again after obtaining result
Gateway node, Common Gateway node or privately owned gateway node are decrypted and are integrated, and finally return to request of data unit, complete
At data acquisition；Otherwise data acquisition request is returned.
Reading authorized certificate is the intelligent Contracts Definitions by legal bind.This is a kind of zero-knowledge proof, so-called zero
Knowledge proof can make verifier in the case where not providing any useful information state to verifier to believe that the conclusion is correct
, it was demonstrated that do not have to reveal the message being proved to verifier in the process.
Data repository is sent for the subquery after inquiry and decomposition by using Distributed Query Processing, substantially
" algorithm is moved on into data ", so that each data repository is returned only to the polymerization result of identification.The data repository owner can
To control the granularity of inquiry answer, to protect privacy.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of data safety encryption device based on alliance's chain, the data input including P2P network and deployment on the p 2 p network
Unit, alliance's chain and data request unit, which is characterized in that
Alliance's chain is safeguarded that the quantity of monitoring party is one or more by monitoring party and participant jointly, and the quantity of participant is one
It is a or multiple；
The node of alliance's chain includes common recognition node, Common Gateway node, privately owned gateway node and data memory node；
Common recognition node is for mechanism of reaching common understanding；
Common Gateway node is also used for connection data request unit and common recognition section for connecting data input cell and common recognition node
Point；
Privately owned gateway node is also used for connection data request unit and common recognition section for connecting data input cell and common recognition node
Point, and the private key keeping function of localization is provided；
For storing data, the quantity of data memory node is one or more to data memory node, data memory node and another
Any node in one data memory node, common recognition node or both node is connected；
Monitoring party is connected to common recognition node by privately owned gateway node；
Participant is connected to common recognition node by Common Gateway node.
2. the apparatus according to claim 1, which is characterized in that the data input cell or the request of data unit are
The equipment that internet can be connected into.
3. the apparatus according to claim 1, which is characterized in that the data that the data input cell obtains have standardization
The characteristics of, and there is local storage authorized certificate.
4. the apparatus according to claim 1, which is characterized in that the data input cell or the request of data unit are logical
Api interface is crossed to be connected with Common Gateway node or privately owned gateway node.
5. the apparatus according to claim 1, which is characterized in that the common recognition mechanism is POS machine system.
6. the apparatus according to claim 1, which is characterized in that the request of data unit have local reading authorization with
Card.
7. device according to claim 6, which is characterized in that the authorized certificate that reads is the intelligence by legal bind
Contracts Definitions.
8. a kind of application method of the data safety encryption device based on alliance's chain, which is characterized in that
When carrying out data input or adding, comprising the following steps:
S1-1: data input cell obtains data, and is processed into standardized format, is transmitted to Common Gateway node, while will deposit
It stores up authorized certificate and common recognition node is uploaded to by Common Gateway node；
S1-2: Common Gateway node receives standardized data, while node of knowing together receives storage authorized certificate, carry out verifying and
Common recognition ballot；
S1-3:, will be in corresponding encryption data if common recognition node is completed to verify and meets the polling request under common recognition mechanism
It reaches data memory node and is encrypted, form encryption data, be included in account book, complete data input or additional；If common recognition
The polling request that node is unable to complete verifying or is unsatisfactory under common recognition mechanism, then it is assumed that be invalid data；
When carrying out data acquisition, comprising the following steps:
S2-1: request of data unit initiates data acquisition request, and data acquisition request is uploaded to Common Gateway node or privately owned
Gateway node, while common recognition node is uploaded to for authorized certificate is read by Common Gateway node or privately owned gateway node；
S2-2: common recognition node authenticate on chain, and whether the user of confirmation request of data unit, which has, meets data acquisition request
Permission；
S2-3: if meeting permission, data acquisition request is decomposed to and is uploaded to data memory node, data memory node
Account book data are inquired according to decomposition result, Common Gateway node or privately owned gateway are returned to by common recognition node again after obtaining result
Node, Common Gateway node or privately owned gateway node are decrypted and are integrated, and finally return to request of data unit, complete number
According to acquisition process；Otherwise data acquisition request is returned.
9. according to the method described in claim 8, it is characterized in that, encryption method employed in the step S1-3 is that state is close
Algorithm SM2, SM3 or SM4.
10. according to the method described in claim 8, it is characterized in that, encryption method employed in the step S1-3 adds
Close mode is by hardware encryption or homomorphic cryptography.
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| CN201811110651.0A CN109255250A (en) | 2018-09-21 | 2018-09-21 | A kind of data safety encryption device and application method based on alliance's chain |
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| CN110912705A (en) * | 2019-11-14 | 2020-03-24 | 山东师范大学 | Distributed electronic voting method and system based on block chain |
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| CN112019330A (en) * | 2020-08-04 | 2020-12-01 | 广东省科技基础条件平台中心 | Intranet security audit data storage method and system based on alliance chain |
| CN113014387A (en) * | 2021-04-09 | 2021-06-22 | 杭州云象网络技术有限公司 | Method for improving multidimensional encryption interface based on hardware encryption machine and encryption device |
| CN114154965A (en) * | 2021-12-14 | 2022-03-08 | 数字未来(福建)信息科技有限公司 | Collaborative law enforcement and case handling management method and system based on block chain |
| CN115622728A (en) * | 2022-08-05 | 2023-01-17 | 贵州大学 | Auditable alliance chain privacy protection scheme based on DLIN encryption |
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| CN115622728A (en) * | 2022-08-05 | 2023-01-17 | 贵州大学 | Auditable alliance chain privacy protection scheme based on DLIN encryption |
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