CN109344941A - A kind of big data secure sharing method and device - Google Patents
A kind of big data secure sharing method and device Download PDFInfo
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- CN109344941A CN109344941A CN201811018687.6A CN201811018687A CN109344941A CN 109344941 A CN109344941 A CN 109344941A CN 201811018687 A CN201811018687 A CN 201811018687A CN 109344941 A CN109344941 A CN 109344941A
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- 238000003780 insertion Methods 0.000 claims description 56
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- 238000004590 computer program Methods 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 8
- 239000000284 extract Substances 0.000 claims description 3
- 240000004272 Eragrostis cilianensis Species 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The invention discloses a kind of big data secure sharing method and devices by the critical data of government affairs big data, i.e. major key is converted to two-dimension code image, other data are embedded in two-dimension code image, the carry out data sharing of safety in the form of shared transmitting two-dimension code image, there is very strong cross-domain compatibility, it is shared easily to carry out cross-system, cross-platform data, can be realized cross-system, the data sharing between different platforms, it does not need to carry out data encryption, ensures the safety of shared data.
Description
Technical field
This disclosure relates to technical field of data security, and in particular to a kind of big data secure sharing method and device.
Background technique
It is shared in transmission process in big data, it is easy to lead to the leakage of data and be cracked, the structure of big data has
Multi-source heterogeneous feature is made of different important informations, during storage, transmission even when shared communication,
It is easily intercepted and captured by illegal user and reads key message therein easily.At fields such as copyright, communication, file-sharings
Phenomena such as shared information is intercepted and captured by illegal user, the safety, the communication in big data that seriously endanger data sharing often occurs
Result in the process uncontrollable risk, caused by disclosure risk it is unpredictable, in existing method, often using to shared
The methods of data symmetric cryptography solves the problems, such as this, but since method is fixed, the digital code key of encryption is easy to be cracked.
Summary of the invention
To solve the above problems, the disclosure provides a kind of big data secure sharing method and device, by government affairs big data
Critical data, i.e. major key are converted to two-dimension code image, other data are embedded in two-dimension code image, with shared transmitting two dimensional code figure
The carry out data sharing of the form safety of piece.
To achieve the goals above, according to the one side of the disclosure, a kind of big data secure sharing method, the side are provided
Method the following steps are included:
The reading data stage:
Step 1, government affairs big data is read；
Step 2, the critical data of government affairs big data is converted into two-dimension code image；
Step 3, insertion picture will be generated in the related data insertion two-dimension code image of government affairs big data,
The data sharing stage:
Step 4, it shares and reads insertion picture；
Step 5, related data is extracted from insertion picture；
Step 6, from the two dimensional code reading key data of insertion picture.
Further, in step 1, the government affairs big data is combined by several data groups, the combination of each data
It is made of critical data and related data, the value of the critical data can uniquely identify out each of government affairs big data number
According to combination, the related data is the data combination rest part for removing critical data.
Further, in step 2, the step of critical data of government affairs big data being converted into two-dimension code image are as follows:
Step 2.1, the critical data of government affairs big data is encoded according to standard two-dimensional code coding rule；
Step 2.2, coding is generated into two dimensional code matrix；
Step 2.3, two dimensional code matrix is rendered to two-dimension code image data.
Further, in step 3, insertion picture will be generated in the related data insertion two-dimension code image of government affairs big data
Including following sub-step,
Step 3.1, continuous text bit stream is converted by the related data of government affairs big data；
Step 3.2, text bit stream to be embedded is embedded into R, G of each pixel of two-dimension code image, B component it is superfluous
Yu Wei, i.e. low three of R component, the lowest order of G component, low two of B component；
Step 3.2, insertion picture is generated after embedded text bit stream.
Further, in step 4, the shared insertion picture that reads is soft using different computers, difference in different places
The insertion image data that the user of part can read.
Further, in steps of 5, being from the method that insertion picture extracts related data includes following sub-step,
Step 5.1, from low three of R component of each pixel of insertion picture, the lowest order of G component, low the two of B component
Position composition text bit stream,
Step 5.2, the related data of government affairs big data is read from text bit stream.
Further, in step 6, it is from the method source code of the two dimensional code reading key data of insertion picture,
Step 6.1, two-dimensional code decoder is constructed；
Step 6.2, by two-dimensional code decoder from insertion picture two dimensional code reading key data.
The present invention also provides a kind of big data secure sharing device, described device includes: memory, processor and deposits
The computer program that can be run in the memory and on the processor is stored up, the processor executes the computer journey
Sort run is in described device in lower unit:
Data-reading unit, for reading government affairs big data；
Two dimensional code converting unit, for the critical data of government affairs big data to be converted to two-dimension code image；
Data embedding unit, for generating insertion picture in the related data insertion two-dimension code image by government affairs big data；
Data sharing unit is embedded in picture for shared read；
Data extracting unit, for extracting related data from insertion picture；
Two dimensional code reading unit, for the two dimensional code reading key data from insertion picture.
The disclosure has the beneficial effect that the present invention provides a kind of big data secure sharing method and device, have it is very strong across
Domain compatibility, it is shared easily to carry out cross-system, cross-platform data, can be realized cross-system, between different platforms
Data sharing does not need to carry out data encryption, ensures the safety of shared data.
Detailed description of the invention
By the way that the embodiment in conjunction with shown by attached drawing is described in detail, above-mentioned and other features of the disclosure will
More obvious, identical reference label indicates the same or similar element in disclosure attached drawing, it should be apparent that, it is described below
Attached drawing be only some embodiments of the present disclosure, for those of ordinary skill in the art, do not making the creative labor
Under the premise of, it is also possible to obtain other drawings based on these drawings, in the accompanying drawings:
Fig. 1 show a kind of flow chart of big data secure sharing method；
Fig. 2 show a kind of big data secure sharing device figure.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the disclosure, specific structure and generation clear
Chu, complete description, to be completely understood by the purpose, scheme and effect of the disclosure.It should be noted that the case where not conflicting
Under, the features in the embodiments and the embodiments of the present application can be combined with each other.
It is as shown in Figure 1 to be explained according to a kind of flow chart of big data secure sharing method of the disclosure below with reference to Fig. 1
State a kind of big data secure sharing method according to embodiment of the present disclosure.
The disclosure proposes a kind of big data secure sharing method, specifically includes the following steps:
The reading data stage:
Step 1, government affairs big data is read；
Step 2, the critical data of government affairs big data is converted into two-dimension code image；
Step 3, insertion picture will be generated in the related data insertion two-dimension code image of government affairs big data,
The data sharing stage:
Step 4, it shares and reads insertion picture；
Step 5, related data is extracted from insertion picture；
Step 6, from the two dimensional code reading key data of insertion picture.
Further, in step 1, the government affairs big data is combined by several data groups, the combination of each data
It is made of critical data and related data, the value of the critical data can uniquely identify out each of government affairs big data number
According to combination, the related data is the data combination rest part for removing critical data, for example, the data of a government affairs big data
Group is combined into enterprise and unifies social credibility code, enterprise's name, contact address, telephone number, then the data combination of the government affairs big data
Critical data be unified social credibility code, related data is enterprise's name, contact address, telephone number.
Further, in step 2, the step of critical data of government affairs big data being converted into two-dimension code image are as follows:
Step 2.1, the critical data of government affairs big data is encoded according to standard two-dimensional code coding rule；
Step 2.2, coding is generated into two dimensional code matrix；
Step 2.3, two dimensional code matrix is rendered to two-dimension code image data.
Further, coding is generated into two dimensional code matrix, two dimensional code matrix is rendered to the source code of two-dimension code image data
Are as follows:
Further, in step 3, insertion picture will be generated in the related data insertion two-dimension code image of government affairs big data
Including following sub-step,
Step 3.1, continuous text bit stream is converted by the related data of government affairs big data；
Step 3.2, text bit stream to be embedded is embedded into R, G of each pixel of two-dimension code image, B component it is superfluous
Yu Wei, i.e. low three of R component, the lowest order of G component, low two of B component；
Step 3.2, insertion picture is generated after embedded text bit stream.
Preferably, the source code that insertion picture is generated in the related data insertion two-dimension code image of government affairs big data is as follows:
Further, in step 4, the shared insertion picture that reads is soft using different computers, difference in different places
The insertion image data that the user of part can read.
Further, in steps of 5, being from the method that insertion picture extracts related data includes following sub-step,
Step 5.1, from low three of R component of each pixel of insertion picture, the lowest order of G component, low the two of B component
Position composition text bit stream,
Step 5.2, the related data of government affairs big data is read from text bit stream.
Preferably, the source code for the method for extracting related data from insertion picture is as follows:
Further, in step 6, it is from the method source code of the two dimensional code reading key data of insertion picture,
Step 6.1, two-dimensional code decoder is constructed；
Step 6.2, by two-dimensional code decoder from insertion picture two dimensional code reading key data.
// two-dimensional code decoder, the method source code of two dimensional code reading key data from insertion picture be,
MultiFormatReader mutiReader=new com.***.zxing.MultiFormatReader
()；
Bitmap img=(Bitmap) Bitmap.FromFile (opFilePath)；
If (img==null) return；
LuminanceSource ls=new RGBLuminanceSource (img, img.Width, img.Height)；
BinaryBitmap bb=new BinaryBitmap (new com.***.zxing.common.Hybrid
Binarizer(ls))；
Hashtable hints=new Hashtable ()；
hints.Add(EncodeHintType.CHARACTER_SET,"UTF-8")；
Result r=mutiReader.decode (bb, hints)；
Txtmsg2.Text=r.Text.
A kind of big data secure sharing device that embodiment of the disclosure provides, the one kind for being illustrated in figure 2 the disclosure are big
A kind of big data secure sharing device of data safety sharing means figure, the embodiment includes: processor, memory and storage
In the memory and the computer program that can run on the processor, the processor execute the computer program
Step in a kind of above-mentioned big data secure sharing device embodiment of Shi Shixian.
Described device includes: memory, processor and storage in the memory and can transport on the processor
Capable computer program, the processor execute the computer program and operate in lower unit of described device:
Data-reading unit, for reading government affairs big data；
Two dimensional code converting unit, for the critical data of government affairs big data to be converted to two-dimension code image；
Data embedding unit, for generating insertion picture in the related data insertion two-dimension code image by government affairs big data；
Data sharing unit is embedded in picture for shared read；
Data extracting unit, for extracting related data from insertion picture；
Two dimensional code reading unit, for the two dimensional code reading key data from insertion picture.
A kind of big data secure sharing device can run on desktop PC, notebook, palm PC and cloud
Server etc. is held to calculate in equipment.A kind of big data secure sharing device, the device that can be run may include, but not only limit
In processor, memory.It will be understood by those skilled in the art that the example is only a kind of big data secure sharing device
Example, do not constitute the restriction to a kind of big data secure sharing device, may include component more more or fewer than example,
Perhaps certain components or different components are combined, such as a kind of big data secure sharing device can also include input
Output equipment, network access equipment, bus etc..
Alleged processor can be central processing unit (Central Processing Unit, CPU), can also be it
His general processor, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor
Deng the processor is a kind of control centre of big data secure sharing device running gear, utilizes various interfaces and line
A kind of entire big data secure sharing device of road connection can running gear various pieces.
The memory can be used for storing the computer program and/or module, and the processor is by operation or executes
Computer program in the memory and/or module are stored, and calls the data being stored in memory, described in realization
A kind of various functions of big data secure sharing device.The memory can mainly include storing program area and storage data area,
Wherein, storing program area can application program needed for storage program area, at least one function (such as sound-playing function, figure
As playing function etc.) etc.；Storage data area, which can be stored, uses created data (such as audio data, phone according to mobile phone
This etc.) etc..In addition, memory may include high-speed random access memory, it can also include nonvolatile memory, such as firmly
Disk, memory, plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital,
SD) block, flash card (Flash Card), at least one disk memory, flush memory device or other volatile solid-states
Part.
Although the description of the disclosure is quite detailed and especially several embodiments are described, it is not
Any of these details or embodiment or any specific embodiments are intended to be limited to, but should be considered as is by reference to appended
A possibility that claim provides broad sense in view of the prior art for these claims explanation, to effectively cover the disclosure
Preset range.In addition, the disclosure is described with inventor's foreseeable embodiment above, its purpose is to be provided with
Description, and those equivalent modifications that the disclosure can be still represented to the unsubstantiality change of the disclosure still unforeseen at present.
Claims (7)
1. a kind of big data secure sharing method, which is characterized in that the described method comprises the following steps:
The reading data stage:
Step 1, government affairs big data is read；
Step 2, the critical data of government affairs big data is converted into two-dimension code image；
Step 3, insertion picture will be generated in the related data insertion two-dimension code image of government affairs big data；
The data sharing stage:
Step 4, it shares and reads insertion picture；
Step 5, related data is extracted from insertion picture；
Step 6, from the two dimensional code reading key data of insertion picture.
2. a kind of big data secure sharing method according to claim 1, which is characterized in that in step 1, the government affairs
Big data is combined by several data groups, and the combination of each data is made of critical data and related data, the key number
According to value can uniquely identify out each of government affairs big data data combination, the related data be removing critical data
Data combine rest part.
3. a kind of big data secure sharing method according to claim 1, which is characterized in that in step 2, government affairs are big
The step of critical data of data is converted to two-dimension code image are as follows:
Step 2.1, the critical data of government affairs big data is encoded according to standard two-dimensional code coding rule；
Step 2.2, coding is generated into two dimensional code matrix；
Step 2.3, two dimensional code matrix is rendered to two-dimension code image data.
4. a kind of big data secure sharing method according to claim 1, which is characterized in that in step 3, government affairs are big
Generating insertion picture in the related data insertion two-dimension code image of data includes following sub-step,
Step 3.1, continuous text bit stream is converted by the related data of government affairs big data；
Step 3.2, text bit stream to be embedded is embedded into R, G of each pixel of two-dimension code image, the redundancy of B component
Position, i.e. low three of R component, the lowest order of G component, low two of B component；
Step 3.2, insertion picture is generated after embedded text bit stream.
5. a kind of big data secure sharing method according to claim 1, which is characterized in that in steps of 5, scheme from insertion
Piece extract related data method be include following sub-step,
Step 5.1, from low three of R component of each pixel of insertion picture, the lowest order of G component, low two hyte of B component
At text bit stream；
Step 5.2, the related data of government affairs big data is read from text bit stream.
6. a kind of big data secure sharing method according to claim 1, which is characterized in that in step 6, scheme from insertion
The method source code of the two dimensional code reading key data of piece is,
Step 6.1, two-dimensional code decoder is constructed；
Step 6.2, by two-dimensional code decoder from insertion picture two dimensional code reading key data.
7. a kind of big data secure sharing device, which is characterized in that described device includes: memory, processor and is stored in
In the memory and the computer program that can run on the processor, the processor execute the computer program fortune
Row is in described device in lower unit:
Data-reading unit, for reading government affairs big data；
Two dimensional code converting unit, for the critical data of government affairs big data to be converted to two-dimension code image；
Data embedding unit, for generating insertion picture in the related data insertion two-dimension code image by government affairs big data；
Data sharing unit is embedded in picture for shared read；
Data extracting unit, for extracting related data from insertion picture；
Two dimensional code reading unit, for the two dimensional code reading key data from insertion picture.
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Application publication date: 20190215 Assignee: Guangzhou Taipu Intelligent Technology Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2023980043890 Denomination of invention: A Method and Device for Secure Sharing of Big Data Granted publication date: 20211130 License type: Common License Record date: 20231019 Application publication date: 20190215 Assignee: Guangzhou Qinfeng Technology Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2023980043888 Denomination of invention: A Method and Device for Secure Sharing of Big Data Granted publication date: 20211130 License type: Common License Record date: 20231019 Application publication date: 20190215 Assignee: Guangzhou Xinghuo Information Technology Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2023980043887 Denomination of invention: A Method and Device for Secure Sharing of Big Data Granted publication date: 20211130 License type: Common License Record date: 20231019 Application publication date: 20190215 Assignee: Guangzhou Tianke Technology Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2023980043886 Denomination of invention: A Method and Device for Secure Sharing of Big Data Granted publication date: 20211130 License type: Common License Record date: 20231019 Application publication date: 20190215 Assignee: Guangzhou Dongling Technology Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2023980043896 Denomination of invention: A Method and Device for Secure Sharing of Big Data Granted publication date: 20211130 License type: Common License Record date: 20231019 Application publication date: 20190215 Assignee: Laishi (Guangzhou) Digital Technology Co.,Ltd. Assignor: FOSHAN University Contract record no.: X2023980043892 Denomination of invention: A Method and Device for Secure Sharing of Big Data Granted publication date: 20211130 License type: Common License Record date: 20231019 |
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