CN105847290A - Data transmission method and data transmission system for physical isolation network - Google Patents
Data transmission method and data transmission system for physical isolation network Download PDFInfo
- Publication number
- CN105847290A CN105847290A CN201610327844.6A CN201610327844A CN105847290A CN 105847290 A CN105847290 A CN 105847290A CN 201610327844 A CN201610327844 A CN 201610327844A CN 105847290 A CN105847290 A CN 105847290A
- Authority
- CN
- China
- Prior art keywords
- data
- subsystem
- pattern
- imaging device
- rearmounted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims description 32
- 238000002955 isolation Methods 0.000 title claims description 16
- 238000003384 imaging method Methods 0.000 claims abstract description 36
- 238000012545 processing Methods 0.000 claims description 27
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 230000008521 reorganization Effects 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000012634 fragment Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000012631 diagnostic technique Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0464—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload using hop-by-hop encryption, i.e. wherein an intermediate entity decrypts the information and re-encrypts it before forwarding it
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0807—Network architectures or network communication protocols for network security for authentication of entities using tickets, e.g. Kerberos
Abstract
The invention provides a data transmission system. The system comprises a front-end subsystem, an imaging device, a photographing device and a post subsystem. The front-end subsystem is used for receiving original service data to be sent by an intranet customer service system through a data interface, splitting the service data into multiple data streams, encrypting the split data streams, and converting the data streams pattern information which can be displayed. The imaging device is used for displaying the pattern information. The photographing device is used for photographing a pattern on the imaging device. The post subsystem is used for receiving the pattern sent by the photographing device, decoding and converting the pattern into data streams, decrypting, merging and reorganizing the data streams to form the original service data, and sending the data to an extranet service network system through the data interface. Through the data transmission system, the data can be safely, efficiently and reliably transmitted between domains of different security levels.
Description
Technical field
The present invention relates to network technology and information security field, particularly relate to a kind of based on the safe and efficient data transmission method between different network domains and data transmission system.
Background technology
The network information security threatens along with the most universal of internet and development, is increasingly subject to the attention about business and government department.Between different level of security net territories, carry out the data transmission of highly effective and safe, become the important concerning security matters departments such as government, military project, finance in the urgent need to.Internal network security constructed by sensitive industry department is higher ranked, and data generally require cross-domain and externally transmit, to realize different industries, interdepartmental information sharing.In the prior art, Network Firewall Technology cannot tackle increasingly sophisticated security threat comprehensively, carries out internal, external network data exchange efficiency lowly by mobile encrypted memory device, and cannot ensure that the data in transmitting procedure leak.The proposition of GAP technology (safety isolation network gate) so that data can carry out controllably autonomous transmission on the basis of physics and logic isolation between different network domains, improves the mutual efficiency of information and safety to a certain extent.But, this technology cannot meet mass data transfers needs.Additionally, the factor such as loss of data, data leak the most seriously governs reliability and the safety of data transmission.Therefore, it is necessary to explore a kind of effective data transmission method, both ensured that security threat was effectively isolated outside Intranet, can ensure that again data from Intranet to outer net transmitting procedure efficiently, in time and complete, thus the high speed development for relevant industries such as E-Government, the Internet finance and national security provides powerful guarantee.
Summary of the invention
The shortcoming of prior art in view of the above, the present invention proposes a kind of cross-domain one-way data transmission method based on light code transmission system so that data are safe efficient between the net territory of different level of securitys, reliably transmit.
For achieving the above object and other relevant purposes, the present invention provides a kind of data transmission method towards physical isolation network, and it comprises the steps:
1) the original service data that will be sent by data-interface by Intranet client traffic system are sent to front subsystem；
2), after front subsystem receives original service data, business datum is divided into multiple data stream, and the data stream of partition is encrypted；
3) the data stream after encrypting is converted into by decoding and can be shown as the data message of pattern and be shown by imaging device, by a photographing device, the pattern-information of display on imaging device is taken pictures by imaging device simultaneously, and the pattern of shooting is sent to rearmounted subsystem；
4) pattern of shooting is decoded being converted into data stream by rearmounted subsystem, and deciphers data stream；
5) data stream is carried out merger and reorganization by rearmounted subsystem, forms original service data, and is sent to outer net service network system by data-interface.
Preferably, described pattern is QR pattern in 2 D code, and the data message that can be shown as pattern is QR Quick Response Code.
nullPreferably，In step 2) in，Front subsystem is run a data receiving thread，Some data processing threads，One monitoring thread and data send thread，The data receiver thread of front subsystem receives from the incoming data of Intranet Intranet client traffic system interface，Data are stored in buffer area by the data receiver thread of front subsystem，Meanwhile，The loading condition that the data receiver thread of front subsystem processes according to data selects a data processing threads，This data processing threads is given by data dispatch，The data processing threads being scheduled reads pending data from buffer area therewith，And data are carried out burst formation data stream，Data stream after burst is encrypted，It is then encoded into pattern-information，After coding by data input data transmit queue，It is transferred to imaging device by light code unidirectional transmission system.
Preferably, in step 4), rearmounted subsystem runs a data receiving thread, some data processing threads, one monitoring thread and data send thread, the data receiver of rearmounted subsystem to data stream be stored in buffer area, meanwhile, the loading condition processing thread according to rearmounted subsystem data therefrom selects data processing threads, by data dispatch to this data processing threads thread, the data processing threads being scheduled reads in data from relief area, first the data of reading it is decoded into data flow data and is decrypted, on this basis the fragment data after deciphering is carried out restructuring and form original transmitted data, and data are stored in transmit queue.
Preferably, on described imaging device, the pattern of display is refreshed by certain frequency, and original service data volume is the biggest, and refresh rate is the fastest.
Preferably, it is equipped with fault detect and alarm module in described front subsystem, rearmounted subsystem, when transmitting procedure breaks down, fault detect and alarm module automatically generate fault log, and attempt detecting failure cause voluntarily, releasing fault voluntarily, meanwhile, generate warning information to transmit to attendant.
Preferably, described imaging device can show several patterns simultaneously, pattern clearly is decoded by described rearmounted subsystem.
The invention also discloses a kind of data transmission system realizing above-mentioned data transmission method, comprising: front subsystem, described front subsystem is for receiving the original service data that Intranet client traffic system is sent by data-interface, and business datum is divided into multiple data stream, and the data stream of partition is encrypted, and stream compression is turned to displayable pattern-information；Imaging device, described imaging device is for showing pattern-information；Photographing device, described photographing device is for taking pictures to the pattern on imaging device；Rearmounted subsystem, described and is decoded being converted into data stream for receiving the pattern that described photographing device sends by pattern, and data stream is decrypted, merger and reorganization, form original service data, and be sent to outer net service network system by data-interface.
Preferably, light code unidirectional transmission system it is provided with between described front subsystem and described imaging device.
Preferably, light code unidirectional transmission system it is provided with between described photographing device and described rearmounted subsystem.
As it has been described above, the cross-domain one-way data transmission method based on light code transmission system of the present invention and system have the advantages that different network domains is physically separated and by multichannel technology, data is carried out one-way transmission safely and efficiently by this data transmission system.Than the most commonly used single channel transmission method, the efficiency of transmission of data can be greatly promoted.Load balancing, active/standby backup function, with the introducing of multichannel technology, are effectively improved the reliability of data transmission.One-way transmission path is entered so that assailant cannot resolve transmission data, and then ensures the confidentiality in data transmission procedure after data are encrypted.And many image redundancies display function of imaging device so that the unintelligible problem of image transmitting that the method effectively can overcome the reasons such as physical equipment to cause, it is greatly promoted than existing light code transmission technology reliability.According to data transfer throughput, this system can be automatically adjusted to the refreshing frequency as equipment, can effectively reduce equipment power dissipation.The most automatically automatic fault selftesting diagnostic techniques can be substantially reduced the artificial intervention degree to equipment so that this system is all substantially improved than prior art in service efficiency, use cost, degree easy and simple to handle.
Accompanying drawing explanation
Fig. 1 is the structural representation of the data transmission system of the embodiment of the present invention.
Fig. 2 is the flow chart of embodiment of the present invention data transmission method.
Fig. 3 is the operational flow diagram of embodiment of the present invention front subsystem.
Fig. 4 is the operational flow diagram of the rearmounted subsystem of the embodiment of the present invention.
Fig. 5 is embodiment of the present invention data transfer mode implementing procedure figure.
Detailed description of the invention
Below by way of specific instantiation, embodiments of the present invention being described, those skilled in the art can be understood other advantages and effect of the present invention easily by the content disclosed by this specification.The present invention can also be carried out by the most different detailed description of the invention or apply, and the every details in this specification can also carry out various modification or change based on different viewpoints and application under the spirit without departing from the present invention.
Refer to Fig. 1 to Fig. 5.It should be noted that, diagram provided in the present embodiment illustrates the basic conception of the present invention the most in a schematic way, component count, shape and size when only showing the assembly relevant with the present invention rather than implement according to reality in the most graphic are drawn, during its actual enforcement, the kenel of each assembly, quantity and ratio can be a kind of random change, and its assembly layout kenel is likely to increasingly complex.
As it is shown in figure 1, the present invention provides the data transmission system of a kind of data transmission method, comprising: front subsystem 1, rearmounted subsystem 2, imaging device 3 and photographing device 4, front subsystem 1, rearmounted subsystem 2 are encoder.Front subsystem 1 is for receiving the original service data that Intranet client traffic system will be sent by data-interface, and business datum is divided into multiple data stream, and the data stream of partition is encrypted, and stream compression is turned to displayable pattern-information, as a kind of detailed description of the invention, stream compression can turn to QR Quick Response Code, and QR Quick Response Code can generate QR pattern in 2 D code.
Being provided with light code unidirectional transmission system between front subsystem 1 and imaging device 3, front subsystem 1 produces QR Quick Response Code can be shown QR pattern in 2 D code by light code unidirectional transmission system one-way transmission to imaging device 3 by imaging device 3.Photographing device 4 is for taking pictures to the QR pattern in 2 D code on imaging device 3, a light code unidirectional transmission system it is provided with between rearmounted subsystem 2 and photographing device 4, the QR pattern in 2 D code of photographing device 4 shooting this light code unidirectional transmission system one-way transmission of passage can give rearmounted subsystem 2, rearmounted subsystem 2 receives the QR pattern in 2 D code that photographing device 4 sends, and be decoded being converted into QR two-dimensional code data stream by QR pattern in 2 D code, and data stream is decrypted, merger and reorganization, form original service data, and it is sent to outer net service network system by data-interface.
As in figure 2 it is shown, the data transmission method of the data transmission system of this data transmission method comprises the steps: that the original service data that first will be sent by Web Service data-interface by Intranet client traffic system are sent to front subsystem；After front subsystem receives original service data, business datum is divided into multiple data stream, and the data stream of partition is encrypted；Data stream after encryption is converted into QR Quick Response Code by decoding and carries out showing QR pattern in 2 D code by imaging device, by a photographing device, the QR pattern in 2 D code of display on imaging device is taken pictures by imaging device simultaneously, and the QR pattern in 2 D code of shooting is sent to rearmounted subsystem；The QR pattern in 2 D code of shooting is decoded being converted into QR two-dimensional code data stream by rearmounted subsystem, and is decrypted QR pattern in 2 D code data stream；Data stream is carried out merger and reorganization by rearmounted subsystem, forms original service data, and is sent to outer net service network system by Web Service data-interface.
As shown in Figure 3, front subsystem is run a data receiving thread, some data processing threads, one monitoring thread and data send thread, the data receiver thread of front subsystem receives from the incoming data of Intranet Intranet client traffic system interface, data are stored in buffer area by the data receiver thread of front subsystem, meanwhile, the loading condition that the data receiver thread of front subsystem processes according to data selects a data processing threads, this data processing threads is given by data dispatch, the data processing threads being scheduled reads pending data from buffer area therewith, and data are carried out burst formation data stream, data stream after burst is encrypted, it is then encoded into pattern-information, after coding by data input data transmit queue, it is transferred to imaging device by light code unidirectional transmission system.
As shown in Figure 4, rearmounted subsystem runs a data receiving thread, some data processing threads, one monitoring thread and data send thread, the data receiver of rearmounted subsystem to data stream be stored in buffer area, meanwhile, the loading condition processing thread according to rearmounted subsystem data therefrom selects data processing threads, by data dispatch to this data processing threads thread, the data processing threads being scheduled reads in data from relief area, first the data of reading it is decoded into data flow data and is decrypted, on this basis the fragment data after deciphering is carried out restructuring and form original transmitted data, and data are stored in transmit queue.
As shown in Figure 5, it is equipped with fault detect and alarm module in front subsystem, rearmounted subsystem, when transmitting procedure breaks down, fault detect and alarm module automatically generate fault log, and attempt detecting failure cause voluntarily, releasing fault voluntarily, meanwhile, generate warning information to transmit to attendant.In order to ensure the reliability that data are transmitted, several patterns can be shown on imaging device 3 simultaneously, several patterns on imaging device 3 can be taken pictures by photographing device 4 simultaneously, finally by rearmounted subsystem 2, pattern clearly is decoded, so can overcome the not fogging clear problem of the transmission caused by reasons such as hardware.On imaging device, the pattern of display is refreshed by certain frequency, and original service data volume is the biggest, and refresh rate is the fastest, and original service data volume is the least, and refresh rate is the slowest.Transmission system can control refreshing frequency adaptively according to data traffic so that reduces camera refreshing frequency, the automatic lifting Refresh Data frequency when data transmission peak in the case of data volume is less, so can effectively reduce the power consumption of system.In order to improve reliability, channel transmission technology can be used to carry, by multiplexing, the bandwidth of data transmission is greatly promoted, and efficiency of transmission has qualitative leap than prior art.Channel transmission technology makes data transfer task carry out load balancing, system resource reasonable distribution on multiple devices, and overload situations occurs the most in extreme circumstances.Meanwhile, active/standby backup function makes system that whole transmission system will not be caused to paralyse when certain device fails.Ensure that the transmission performance of two-forty, low latency, and the reliability that mass data is under long-time transmission conditions.This data transmission system and method, by the physical isolation between different safety class net territory, can effectively stop the external attack security threat to Intranet；Ensure the unipolarity of data transmission so that outer net invalid data cannot be introduced into Intranet.By transmission data are encrypted so that irrelevant personnel cannot resolve data by physical hardware and network media, it is ensured that the safety of sensitive data.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The principle of above-described embodiment only illustrative present invention and effect thereof, not for limiting the present invention.Above-described embodiment all can be modified under the spirit and the scope of the present invention or change by any person skilled in the art.Therefore, art has all equivalence modification or changes that usually intellectual is completed under without departing from disclosed spirit and technological thought such as, must be contained by the claim of the present invention.
Claims (10)
1. the data transmission method towards physical isolation network, it is characterised in that it comprises the steps:
The original service data that will be sent by data-interface by Intranet client traffic system are sent to front subsystem；
After front subsystem receives original service data, business datum is divided into multiple data stream, and the data stream of partition is encrypted；
Data stream after encryption is converted into by decoding and can be shown as the data message of pattern and be shown by imaging device, by a photographing device, the pattern-information of display on imaging device is taken pictures by imaging device simultaneously, and the pattern of shooting is sent to rearmounted subsystem；
The pattern of shooting is decoded being converted into data stream by rearmounted subsystem, and deciphers data stream；
Data stream is carried out merger and reorganization by rearmounted subsystem, forms original service data, and is sent to outer net service network system by data-interface.
Data transmission method towards physical isolation network the most according to claim 1, it is characterised in that: described pattern is QR pattern in 2 D code, and the data message that can be shown as pattern is QR Quick Response Code.
nullData transmission method towards physical isolation network the most according to claim 1，It is characterized in that: in step 2) in，Front subsystem is run a data receiving thread，Some data processing threads，One monitoring thread and data send thread，The data receiver thread of front subsystem receives from the incoming data of Intranet Intranet client traffic system interface，Data are stored in buffer area by the data receiver thread of front subsystem，Meanwhile，The loading condition that the data receiver thread of front subsystem processes according to data selects a data processing threads，This data processing threads is given by data dispatch，The data processing threads being scheduled reads pending data from buffer area therewith，And data are carried out burst formation data stream，Data stream after burst is encrypted，It is then encoded into pattern-information，After coding by data input data transmit queue，It is transferred to imaging device by light code unidirectional transmission system.
Data transmission method towards physical isolation network the most according to claim 1, it is characterized in that: in step 4), rearmounted subsystem runs a data receiving thread, some data processing threads, one monitoring thread and data send thread, the data receiver of rearmounted subsystem to data stream be stored in buffer area, meanwhile, the loading condition processing thread according to rearmounted subsystem data therefrom selects data processing threads, by data dispatch to this data processing threads thread, the data processing threads being scheduled reads in data from relief area, first the data of reading it is decoded into data flow data and is decrypted, on this basis the fragment data after deciphering is carried out restructuring and form original transmitted data, and data are stored in transmit queue.
Data transmission method towards physical isolation network the most according to claim 1, it is characterised in that: on described imaging device, the pattern of display is refreshed by certain frequency, and original service data volume is the biggest, and refresh rate is the fastest.
Data transmission method towards physical isolation network the most according to claim 1, it is characterized in that: in described front subsystem, rearmounted subsystem, be equipped with fault detect and alarm module, when transmitting procedure breaks down, fault detect and alarm module automatically generate fault log, and attempt detecting failure cause voluntarily, releasing fault voluntarily, meanwhile, generate warning information to transmit to attendant.
Data transmission method towards physical isolation network the most according to claim 1, it is characterised in that: can show several patterns on described imaging device, pattern clearly is decoded by described rearmounted subsystem simultaneously.
8. the data transmission system towards physical isolation network, it is characterised in that comprising:
Front subsystem, described front subsystem is for receiving the original service data that Intranet client traffic system is sent by data-interface, and business datum is divided into multiple data stream, and the data stream of partition is encrypted, and stream compression is turned to displayable pattern-information；
Imaging device, described imaging device is for showing pattern-information；
Photographing device, described photographing device is for taking pictures to the pattern on imaging device；
Rearmounted subsystem, described and is decoded being converted into data stream for receiving the pattern that described photographing device sends by pattern, and data stream is decrypted, merger and reorganization, form original service data, and be sent to outer net service network system by data-interface.
Data transmission system towards physical isolation network the most according to claim 8, it is characterised in that: it is provided with light code unidirectional transmission system between described front subsystem and described imaging device.
Data transmission system towards physical isolation network the most according to claim 8, it is characterised in that: it is provided with light code unidirectional transmission system between described photographing device and described rearmounted subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327844.6A CN105847290A (en) | 2016-05-17 | 2016-05-17 | Data transmission method and data transmission system for physical isolation network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610327844.6A CN105847290A (en) | 2016-05-17 | 2016-05-17 | Data transmission method and data transmission system for physical isolation network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105847290A true CN105847290A (en) | 2016-08-10 |
Family
ID=56593525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610327844.6A Pending CN105847290A (en) | 2016-05-17 | 2016-05-17 | Data transmission method and data transmission system for physical isolation network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105847290A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106503571A (en) * | 2016-11-30 | 2017-03-15 | 浙江大学 | Educational administration's core data guard method based on physical isolation and image encryption |
| CN108449324A (en) * | 2018-02-14 | 2018-08-24 | 北京明朝万达科技股份有限公司 | The secure exchange method and system of data between a kind of net |
| CN108737683A (en) * | 2018-05-24 | 2018-11-02 | 方学林 | A kind of multiple-input and multiple-output one-way data transmission method and system based on Quick Response Code |
| CN108833337A (en) * | 2018-04-20 | 2018-11-16 | 江苏磐基信息科技有限公司 | A kind of data transmission system and method based on optic communication |
| CN109451006A (en) * | 2018-10-30 | 2019-03-08 | 北京锐安科技有限公司 | A kind of data transmission method, device, server and computer storage medium |
| CN109474547A (en) * | 2019-01-11 | 2019-03-15 | 广东省气象公共服务中心(广东气象影视宣传中心) | Boat-carrying gateway communication system, boat-carrying gateway communication method and electronic equipment |
| CN109547456A (en) * | 2018-12-07 | 2019-03-29 | 北京万维兴业科技有限责任公司 | There is the network isolation system of controllable interaction capabilities based on information one-way transmission technology |
| CN109547457A (en) * | 2018-12-07 | 2019-03-29 | 北京万维兴业科技有限责任公司 | One kind having the network isolation system of " micro- interaction " function |
| CN109587119A (en) * | 2018-11-13 | 2019-04-05 | 中国人民解放军国防科技大学 | Data transmission system and method |
| CN109803025A (en) * | 2019-03-06 | 2019-05-24 | 北京太格时代自动化系统设备有限公司 | A kind of data transmission method without physics network connection between power supply SCADA and traction power supply Production MIS |
| CN110049279A (en) * | 2018-01-12 | 2019-07-23 | 新加坡能源创新发展有限公司 | Data transmission system and method |
| CN110188855A (en) * | 2019-05-16 | 2019-08-30 | 浩云科技股份有限公司 | Data transmission method and system under a kind of isolation network |
| CN111144159A (en) * | 2019-12-11 | 2020-05-12 | 中国电子科技集团公司第三十研究所 | One-way transmission system based on two-dimensional code |
| CN112183139A (en) * | 2020-09-29 | 2021-01-05 | 北京中恒博瑞数字电力科技有限公司 | Two-dimensional code-based data bidirectional transmission equipment and method |
| CN114143351A (en) * | 2021-11-30 | 2022-03-04 | 中国人民解放军海军军医大学第一附属医院 | Information transmission method and system for medical aid |
| CN116192535A (en) * | 2023-04-25 | 2023-05-30 | 航天宏图信息技术股份有限公司 | Cross-grade and cross-network-domain data transmission method and device |
| CN117560402A (en) * | 2024-01-12 | 2024-02-13 | 凌锐蓝信科技(北京)有限公司 | SD-WAN-based system and method for industrial security isolation and data exchange |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259781A (en) * | 2013-04-07 | 2013-08-21 | 内蒙古华腾科技发展有限公司 | Data transmission system based on image recognition |
| CN203219430U (en) * | 2013-04-07 | 2013-09-25 | 内蒙古华腾科技发展有限公司 | Data transmission system based on image recognition and under circumstance of network physical isolation |
| CN103684997A (en) * | 2013-12-31 | 2014-03-26 | 厦门市美亚柏科信息股份有限公司 | One-way instantaneous transmission method of complete physical isolation data and system for achieving same |
| CN104253808A (en) * | 2013-06-29 | 2014-12-31 | 北京新媒传信科技有限公司 | Presence method and presence server for instant messaging system |
-
2016
- 2016-05-17 CN CN201610327844.6A patent/CN105847290A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103259781A (en) * | 2013-04-07 | 2013-08-21 | 内蒙古华腾科技发展有限公司 | Data transmission system based on image recognition |
| CN203219430U (en) * | 2013-04-07 | 2013-09-25 | 内蒙古华腾科技发展有限公司 | Data transmission system based on image recognition and under circumstance of network physical isolation |
| CN104253808A (en) * | 2013-06-29 | 2014-12-31 | 北京新媒传信科技有限公司 | Presence method and presence server for instant messaging system |
| CN103684997A (en) * | 2013-12-31 | 2014-03-26 | 厦门市美亚柏科信息股份有限公司 | One-way instantaneous transmission method of complete physical isolation data and system for achieving same |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106503571A (en) * | 2016-11-30 | 2017-03-15 | 浙江大学 | Educational administration's core data guard method based on physical isolation and image encryption |
| CN106503571B (en) * | 2016-11-30 | 2019-04-16 | 浙江大学 | Educational administration's core data guard method based on physical isolation and image encryption |
| CN110049279A (en) * | 2018-01-12 | 2019-07-23 | 新加坡能源创新发展有限公司 | Data transmission system and method |
| CN108449324A (en) * | 2018-02-14 | 2018-08-24 | 北京明朝万达科技股份有限公司 | The secure exchange method and system of data between a kind of net |
| CN108449324B (en) * | 2018-02-14 | 2021-05-14 | 北京明朝万达科技股份有限公司 | Method and system for safely exchanging data between networks |
| CN108833337A (en) * | 2018-04-20 | 2018-11-16 | 江苏磐基信息科技有限公司 | A kind of data transmission system and method based on optic communication |
| CN108833337B (en) * | 2018-04-20 | 2022-06-03 | 南京时代大数据网络安全技术与发展战略研究院有限公司 | Data transmission system and method based on optical communication |
| CN108737683A (en) * | 2018-05-24 | 2018-11-02 | 方学林 | A kind of multiple-input and multiple-output one-way data transmission method and system based on Quick Response Code |
| CN109451006A (en) * | 2018-10-30 | 2019-03-08 | 北京锐安科技有限公司 | A kind of data transmission method, device, server and computer storage medium |
| CN109451006B (en) * | 2018-10-30 | 2021-07-09 | 北京锐安科技有限公司 | Data transmission method, device, server and computer storage medium |
| CN109587119A (en) * | 2018-11-13 | 2019-04-05 | 中国人民解放军国防科技大学 | Data transmission system and method |
| CN109547456B (en) * | 2018-12-07 | 2021-10-08 | 北京万维兴业科技有限责任公司 | Network isolation system with controllable interaction capability based on information unidirectional transmission technology |
| CN109547457A (en) * | 2018-12-07 | 2019-03-29 | 北京万维兴业科技有限责任公司 | One kind having the network isolation system of " micro- interaction " function |
| CN109547456A (en) * | 2018-12-07 | 2019-03-29 | 北京万维兴业科技有限责任公司 | There is the network isolation system of controllable interaction capabilities based on information one-way transmission technology |
| CN109547457B (en) * | 2018-12-07 | 2021-08-17 | 北京万维兴业科技有限责任公司 | Network isolation system with 'micro-interaction' function |
| CN109474547A (en) * | 2019-01-11 | 2019-03-15 | 广东省气象公共服务中心(广东气象影视宣传中心) | Boat-carrying gateway communication system, boat-carrying gateway communication method and electronic equipment |
| CN109803025A (en) * | 2019-03-06 | 2019-05-24 | 北京太格时代自动化系统设备有限公司 | A kind of data transmission method without physics network connection between power supply SCADA and traction power supply Production MIS |
| CN110188855A (en) * | 2019-05-16 | 2019-08-30 | 浩云科技股份有限公司 | Data transmission method and system under a kind of isolation network |
| CN111144159A (en) * | 2019-12-11 | 2020-05-12 | 中国电子科技集团公司第三十研究所 | One-way transmission system based on two-dimensional code |
| CN112183139A (en) * | 2020-09-29 | 2021-01-05 | 北京中恒博瑞数字电力科技有限公司 | Two-dimensional code-based data bidirectional transmission equipment and method |
| CN114143351A (en) * | 2021-11-30 | 2022-03-04 | 中国人民解放军海军军医大学第一附属医院 | Information transmission method and system for medical aid |
| CN116192535A (en) * | 2023-04-25 | 2023-05-30 | 航天宏图信息技术股份有限公司 | Cross-grade and cross-network-domain data transmission method and device |
| CN116192535B (en) * | 2023-04-25 | 2023-08-08 | 航天宏图信息技术股份有限公司 | Cross-grade and cross-network-domain data transmission method and device |
| CN117560402A (en) * | 2024-01-12 | 2024-02-13 | 凌锐蓝信科技(北京)有限公司 | SD-WAN-based system and method for industrial security isolation and data exchange |
| CN117560402B (en) * | 2024-01-12 | 2024-04-19 | 凌锐蓝信科技(北京)有限公司 | SD-WAN-based system and method for industrial security isolation and data exchange |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105847290A (en) | Data transmission method and data transmission system for physical isolation network | |
| US10171540B2 (en) | Method and apparatus for streaming video security | |
| Usmonov et al. | The cybersecurity in development of IoT embedded technologies | |
| KR20130126800A (en) | Method of image processing for a privacy protection of a captured image and apparatus for the same | |
| CN107888599B (en) | Two-way communication system and method between high-low security network domains of avionics | |
| KR20190116978A (en) | Display-based video analytics | |
| KR101901740B1 (en) | System for separating network | |
| Dumbere et al. | Video encryption using AES algorithm | |
| Khan et al. | Secure smart healthcare monitoring in industrial internet of things (iiot) ecosystem with cosine function hybrid chaotic map encryption | |
| CN111245783A (en) | Isolated environment data transmission device and method based on digital encryption technology | |
| CN106231346A (en) | A kind of distributed cryptographic method for offline video | |
| CN206023836U (en) | Data transmission system towards physical isolation network | |
| KR102125022B1 (en) | Method for operating video analyzing server, and method for providing video surveillance service using the same | |
| KR20220083433A (en) | Apparatus for Privacy Masking based on Contour, Apparatus for Privacy Unmasking based on Contour and Method for Sharing Privacy Masking Area Descriptor | |
| Yang et al. | The improved hill encryption algorithm towards the unmanned surface vessel video monitoring system based on Internet of Things technology | |
| CN115134080B (en) | Data transmission method and device based on security encryption chip | |
| CN212572615U (en) | Major hazard source data monitoring system | |
| Veena et al. | Towards the development of secure mavs | |
| CN111756772A (en) | Major hazard source data monitoring system | |
| US11546141B1 (en) | Cryptographic protection for portions of media | |
| US11463240B2 (en) | Methods and image processing devices for encoding and decoding private data | |
| CN111124682B (en) | Elastic resource allocation method and device, electronic equipment and storage medium | |
| CN209419652U (en) | A kind of isolation gap equipment | |
| Li et al. | A video deduplication scheme with privacy preservation in IoT | |
| CN104243142A (en) | Information segmented transmission system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160810 |