CN104537768B - IC card intelligent heat meter information security management module - Google Patents
IC card intelligent heat meter information security management module Download PDFInfo
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- CN104537768B CN104537768B CN201510032837.9A CN201510032837A CN104537768B CN 104537768 B CN104537768 B CN 104537768B CN 201510032837 A CN201510032837 A CN 201510032837A CN 104537768 B CN104537768 B CN 104537768B
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Abstract
The invention discloses a kind of IC card intelligent heat meter information security management module, belong to a kind of IC-card intellectual heat meter management aid, information security management module includes processor, the first data-interface, the second data-interface and FLASH memory, processor is respectively connected to the first data-interface, the second data-interface and FLASH memory, information security management module is sold when management system carries out data exchange by IC card information Switching Module and heat energy and carries out authentication, it is ensured that the legitimacy that both communicate；And the differentiated control of Thermoenergy Corp. can be realized using different keys, and use 3DES/AES multi-level encryption modes, so that the security of key is higher, and can by download program cause for gossip in information security management module when upgrade key, it is to avoid the risk that key exposure is brought；The modular structure of invention is simple simultaneously, it is ensured that independence of the energy company in heat energy meter control, and is not restricted by the external world.
Description
The divisional application that the present invention is proposed for applicant according to another patent of invention of its earlier application, the patent of invention
The Application No. of application：201310088355.6, the applying date is：It is on March 19th, 2013, entitled：IC-card intellectual water meter
Information security management module
Technical field
The present invention relates to a kind of IC-card intellectual heat meter management aid, in particular, the invention mainly relates to one
Plant IC card intelligent heat meter information security management module.
Background technology
In recent years, continuing to develop with IC-card intellectual heat meter correlation technique, the brand and kind of IC-card intellectual heat meter
Class is continuously increased, Thermoenergy Corp. use for convenience with management, start using IC-card intellectual heat meter, and build on this basis
The management system of oneself.Because same Thermoenergy Corp. may be using the IC-card intellectual heat meter of various brands, each manufacturer's list
The management method of IC-card intellectual heat meter is solely known, different brands IC-card intellectual heat meter uses different management systems, behaviour
Make equipment, transmission medium, management password, mode of operation, cause each Thermoenergy Corp. technically without IC-card intellectual heat meter
Control, IC-card intellectual heat meter can depart from the management system of Thermoenergy Corp., and information is arbitrarily modified, and use state is controlled
System, allows specific certain user or the multiple users can be to use heat energy without paying, and Thermoenergy Corp. has IC-card Intelligent hot
Can table risk out of control.
IC-card intellectual heat meter producer's designed, designed and respective control administrative skill and the management system of exploitation, each production
Level of the producer in safe practice, Data Interchange Technology is also uneven, cause portioned product information management security,
There is risk in the reliability that information is exchanged, encryption, decryption technology application are unreasonable, and causing can be by corresponding technology hand
Section, the data obtained in transmission medium are analyzed, breaking encryption algorithm and data protocol, and corresponding IC-card is coordinated so as to write out
The program that intellectual heat meter is used, the management system for departing from Thermoenergy Corp. arbitrarily sells heat energy, and Thermoenergy Corp. has IC-card intelligence
Can heat energy meter and management system risk simultaneously out of control.It is therefore desirable to regarding to the issue above, add in IC-card intellectual heat meter
A kind of management aid of information security management is filled, information security management is realized.
The content of the invention
An object of the present invention is for above-mentioned deficiency, there is provided a kind of IC-card intellectual heat meter information security management mould
Block, to expect that the information security management for solving various IC-card intellectual heat meters of the prior art and its management system cannot be protected
The problems such as card, eliminate the risk of information security management in Thermoenergy Corp.'s operation.
To solve above-mentioned technical problem, the present invention uses following technical scheme：
A kind of IC card intelligent heat meter information security management module provided by the present invention, described information safety management module
Including processor, the first data-interface, the second data-interface and FLASH memory, the processor is respectively connected to the first data
Interface, the second data-interface and FLASH memory, wherein：
First data-interface is used to perform IC-card intellectual heat meter and the unique data of IC card information Switching Module is led to
Letter, and transmit it to processor when the external data for coming from IC card information Switching Module is received；
Control and documentor that the FLASH memory is used in storage information safety management module；
Second data-interface is used to perform the data between processor and IC-card smart heat-energy meter terminal master controller
Communication, the IC-card smart heat-energy meter terminal master controller is used to perform corresponding table end operation according to the instruction of processor；
The processor is used for when the external data for coming from the first data-interface is received, outside to being write to IC-card
The heat energy of data sells management system and carries out authentication, judges whether to obtain the encryption data bag in the external data, and root
Corresponding operation is sent to IC-card smart heat-energy meter terminal master controller by the second data-interface according to the affairs included in data
Instruction.
Preferably, further technical scheme is：The processor is used to come from the first data-interface receiving
External data when, the heat energy to IC-card write-in external data is sold by management system carries out authentication according to external data,
When authentication result is judged as legal, then encryption data bag is decrypted and completeness check, on the contrary the original state that then resets；
After data integrity verifying passes through, the validity to data is verified, on the contrary the original state that then resets；
After Validation of Data passes through, the affairs to being included in data are pre-processed, and by the second data-interface
Corresponding return information is obtained from IC-card smart heat-energy meter terminal master controller, first is passed through after the return information is encrypted
Data-interface returns to IC card information Switching Module, then approves pre-processed results and stores phase after obtaining and effectively confirming
The operation information of pass, and send operational order to IC-card smart heat-energy meter terminal master controller；Otherwise then abandon pre-processed results
Or make caching process.
Further technical scheme is：Agreement restrictive condition is preset in the FLASH memory different from multiple
Cipher key procedures, the subsystem for selling different classifications in management system from heat energy respectively in information security management module enters line number
During according to exchanging, processor according to the encryption key of external data compared with multiple cipher key procedures preset in FLASH memory,
The identity of management system is sold so as to certification heat energy, and after the decryption of encryption data bag and completeness check pass through, according to agreement
Restrictive condition verifies validity of the data under current identity, judges whether to pre-process the affairs in data.
Further technical scheme is：Also include eeprom memory in described information security management module, it is described
Eeprom memory also accesses processor, for storing associative operation of the processor to IC-card smart heat-energy meter terminal master controller
Information, and processor is to the pre-processed results of affairs in external data.
Further technical scheme is：The processor is the central processing unit or single-chip microcomputer of executable AES.
Further technical scheme is：The first described data-interface is IC-card interface.
Further technical scheme is：The second described data-interface is at least USART serial line interfaces, SPI serial interfaces
Mouthful or I2C serial line interfaces in the middle of any one.
Further technical scheme is：Described information security management module also includes encrypting module, the encryption mould
Block accesses processor, for selling management system, IC-card smart heat-energy meter terminal master control to information security management module and heat energy
The multistage encryption and decryption of device data exchange processed, and secondary processor obtains heat energy and sells the data encryption key of management system and carry out body
Part certification.
Further technical scheme is：Described encrypting module passes through AES (Advanced Encryption Standard in cryptography, English
The abbreviation of literary Advanced Encryption Standard) or 3DES (triple DEAs, English Triple Data
Encryption Algorithm) mode carry out data encrypting and deciphering.
Compared with prior art, one of beneficial effects of the present invention are：Information security management module is handed over by IC card information
Mold changing block sells management system and carries out carrying out authentication during data exchange with heat energy, it is ensured that the legitimacy that both communicate, IC
Card smart heat-energy meter terminal master controller could must be communicated by information security management module with outside；Using different
Key can realize the priority assignation of Thermoenergy Corp.'s differentiated control, and use 3DES/AES multi-level encryption modes so that the peace of key
Full property is higher, and can by download program cause for gossip in information security management module when upgrade key, it is to avoid key exposure institute band
The risk come；By built-in data verifying program, it is ensured that the data of transmission are true, accurate, complete.It is simultaneously provided by the present invention
A kind of IC card intelligent heat meter information security management module simple structure, can be embedded in any kind of IC-card intellectual heat meter
IC-card intellectual heat meter terminal master controller compatible with EBI, and seamless access heat supplying managing system, realize IC-card intelligence
The dispersion manufacture of heat energy meter, unified management, range of application is wide, and ensure that independence of the Thermoenergy Corp. in heat energy meter control
Property, do not restricted by the external world.
Brief description of the drawings
Fig. 1 is for illustrating the information security management modular structure block diagram in the embodiment of the present invention；
Fig. 2 is for illustrating the information security management module application block diagram in the embodiment of the present invention；
Fig. 3 is for illustrating the management system block diagram in the embodiment of the present invention.
Specific embodiment
The present invention is further elaborated below in conjunction with the accompanying drawings.
With reference to shown in Fig. 1, one embodiment of the present of invention is a kind of IC card intelligent heat meter information security management module, institute
Stating information security management module includes processor, the first data-interface, the second data-interface and FLASH memory, the treatment
Device is respectively connected to the first data-interface, the second data-interface and FLASH memory, wherein：
The effect of above-mentioned first data-interface is the unique number for performing IC-card intellectual heat meter and IC card information Switching Module
According to communication, and processor is transmitted it to when the external data for coming from IC card information Switching Module is received；
The effect of above-mentioned FLASH memory is control and documentor in storage information safety management module；
With reference to shown in Fig. 2, the effect of above-mentioned second data-interface is to perform processor and IC-card smart heat-energy meter terminal master
Data communication between controller, and the effect of IC-card smart heat-energy meter terminal master controller is performed according to the instruction of processor
Respective table end operates；
The effect of above-mentioned processor is when the external data for coming from the first data-interface is received, to being write to IC-card
The heat energy of external data sells management system and carries out authentication, judges whether to obtain the encryption data bag in the external data,
And send corresponding to IC-card smart heat-energy meter terminal master controller by the second data-interface according to the affairs included in data
Operational order.
It can be seen from above-mentioned technical scheme, the technical problem that the present embodiment is solved is the letter by above-mentioned composition structure
Breath safety management module, data is carried out between IC-card smart heat-energy meter terminal master controller and heat energy sell management system and is turned
Hair, and give certification and encryption and decryption in forwarding, so that coordinate Thermoenergy Corp. to be managed the IC-card intellectual heat meter of terminal,
To eliminate the risk of information security management during Thermoenergy Corp. runs.
And the Oscillator modules and its pin XIN, XOUT shown in Fig. 1 are when providing information security management module
Clock signal；RAM memory is used for the operating ephemeral data of memory module；VCC is information security management module with VSS two pins
Working power is provided, the power supply should be continued power and can not be provided by the pin of IC-card smart heat-energy meter terminal master controller.
Referring again to shown in Fig. 1, in the present invention is for solving the more preferred one embodiment of technical problem, there is provided a kind of
Above-mentioned processor sells heat energy the concrete mode that management system authentication and affairs are performed, i.e., received in processor and come from
When the external data of the first data-interface, selling heat energy management system according to external data carries out authentication, works as certification
When result is judged as legal, then encryption data bag is decrypted and completeness check, on the contrary the original state that then resets；
After data integrity verifying passes through, the validity to data is verified, on the contrary the original state that then resets；
After Validation of Data passes through, the affairs to being included in data are pre-processed, and are connect by the second data
Mouthful obtain corresponding return information from IC-card smart heat-energy meter terminal master controller, will the return information encrypt after by the
One data-interface returns to IC card information Switching Module, and then pre-processed results are approved and stored after obtaining and effectively confirming
Related operation information, and send operational order to IC-card smart heat-energy meter terminal master controller；Otherwise then abandon pretreatment knot
Fruit makees caching process, i.e., the confirmation result of IC card information Switching Module is not received within the time set in advance, for example, exist
The confirmation of IC card information Switching Module is not received in three minutes, then reset original state；Foregoing caching process refer to by
Pre-processed results instruction is kept in, when processor is waken up again and receives the confirmation of IC card information Switching Module,
Then send operational order to IC-card smart heat-energy meter terminal master controller in the same way.
External data sells management system authentication from heat energy during the present embodiment is further comprises in above-mentioned technical scheme
To whole flow process of the affairs therein performed by processor, set by the program of above-mentioned flow, further enhance information
To receiving the security that information is performed in safety management module.And the above-mentioned processor reset original state repeatedly mentioned, as
State of the resetting processor before above-mentioned any one operation of execution, such as processor was carried out before external data is received
The state of authentication is resting state, is waken up by resting state when external data is received, but sell management system to heat energy
Authentication when being judged as illegal, processor then recovers resting state, does not carry out any operation, and processor is answered in other steps
Also substantially as hereinbefore, when failing the authentication, processor can be stored operation note the situation of position.It is simultaneously above-mentioned to be carried
To heat energy sell management system in actual applications can be Thermoenergy Corp. set up terminal heat energy meter total management system.
And likewise, in another embodiment of the invention, to realize by different rights to information security management module
Be managed, need in above-mentioned FLASH memory preset agreement restrictive condition and multiple different cipher key procedures, it act as
When the subsystem for selling different classifications in management system from heat energy respectively in information security management module carries out data exchange, treatment
Device according to the encryption key of external data compared with multiple cipher key procedures preset in FLASH memory so that certification heat energy
The identity of management system is sold, and after the decryption of encryption data bag and completeness check pass through, is verified according to agreement restrictive condition
Validity of the data under current identity, judges whether to pre-process the affairs in data.
According to another embodiment of the present invention, as mentioned here above, for ease of the caching of processor pre-processed results,
Relatively independent eeprom memory also can be set in information security management module, and eeprom memory also access is processed
Device, for storing processor to associative operation information, the processor of IC-card smart heat-energy meter terminal master controller to external data
The pre-processed results of middle affairs, and the failure record that processor is verified, and being additionally provided with FLASH memory to be processed
Other programs that device is utilized, i.e. processor the associative operation information of IC-card smart heat-energy meter terminal master controller is once stored to
After in eeprom memory, by unsuppressible-suppression with modification, so as to the running status for making information security management module leave it is complete
Record.
Referring again to shown in Fig. 2, the practical application of the IC card intelligent heat meter information security management module in above-described embodiment
In, access between IC-card smart heat-energy meter terminal master controller and various IC card information Switching Modules.IC-card intellectual heat meter sheet
Body contains various functional modules, such as flow measurement module, memory module, display module, flow valve module, surplus prompting mould
Block, medium temperature measurement module, these modules are connected by with IC-card smart heat-energy meter terminal master controller, complete IC-card intelligence
The correlation function of heat energy meter, such as flow measurement module are measured to the heat energy that user uses, and display module will use heat and surplus
The display that waste heat amount and relevant information are entered, the related data message of memory module storage, flow valve module is responsible for switch valve behaviour
Make, medium temperature measurement module is responsible for the temperature value of measurement input and output medium..
All data exchanges that IC-card intellectual heat meter and external heat sell management system all have to pass through information security
Management module could realize, ensure that IC-card intellectual heat meter, all the time in controlled circumstances, ensures the security of data transfer with this.
And according to foregoing principle, the IC card intelligent heat meter information security management module integrated can be applied to current IC
In card intelligent gas meter, IC-card intelligent electric meter, IC-card intellectual water meter；And in addition, the improvement of also accommodating property is applied to it
It is transmitted the metering device with IC-card of data by electronic information.
The processor that above-described embodiment is previously mentioned is the core of information security management module, for performing corresponding journey
Sequence and data encryption, in another embodiment of the present invention, above-mentioned processor adds directly to use to can perform in the prior art
The central processing unit or single-chip microcomputer of close algorithm, such as EFM32 etc..
Based on the data communication mode needed for above-described embodiment, inventor refers to prior art, is used in above-described embodiment
IC-card interface is used in the first data-interface that unique communication is carried out with IC card information Switching Module.
And corresponding, processor is communicated with IC-card smart heat-energy meter terminal master controller in above-described embodiment second
Data-interface preferably matches with conventional master controller, for example the serial line interface such as USART interfaces, SPI interface or I2C interfaces, with
Increase the compatibility that information security management module is integrated on IC-card intellectual heat meter.
Referring again to shown in Fig. 1, to be further ensured that the security of data encryption and decryption in information security management module, most
Fortunately its inside sets independent encrypting module, and the independent encrypting module is accessed into processor, for information security pipe
Reason module sells management system, information security management module and IC-card smart heat-energy meter terminal master controller data exchange with heat energy
Multistage encryption and decryption, and secondary processor obtains heat energy and sells the data encryption key of management system and carry out authentication, and joins
Examine the cipher mode higher of security in the prior art, it is preferred to use AES (Advanced Encryption Standard in cryptography, English
The abbreviation of Advanced Encryption Standard) or 3DES (triple DEAs, English Triple Data
Encryption Algorithm) in information security management module come and go data carry out encryption and decryption.
With reference to shown in Fig. 3, the integrated above-mentioned information security management mould of IC-card intellectual heat meter of multiple different vendor's productions
After block, the outside all communication datas of intellectual heat meter after information security management module encryption and decryption all by being forwarded, and information is pacified
The internal processes of full management module are unique, therefore heat energy sells management system and information security management module can be considered as into end
End, is used to manage IC-card intellectual heat meter, i.e., sell the compatible various brands of management system, the IC-card intelligence of type with a heat energy
Heat energy meter is managed concentratedly, effectively reduces difficulty of the Thermoenergy Corp. to different brands, type heat energy meter integration management in region.
Than that described above, in addition it is also necessary to which explanation is " one embodiment ", " another implementation spoken of in this manual
Example ", " embodiment " etc., specific features, structure or the feature for referring to being described with reference to the embodiment are included in the application summary
Property description at least one embodiment in.It is not necessarily to refer to same reality that statement of the same race occur in multiple places in the description
Apply example.Furthermore, it is understood that when describing specific features, structure or a feature with reference to any embodiment, what is advocated is knot
Other embodiment is closed also to fall within the scope of the present invention realizing this feature, structure or feature.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modification and implementation methods, and these modifications and implementation method will fall in this Shen
Please be within disclosed spirit and spirit.More specifically, in the range of disclosure, drawings and claims, can
Various variations and modifications are carried out with the building block to theme composite configuration and/or layout.Except to building block and/or layout
Outside the variations and modifications for carrying out, to those skilled in the art, other purposes also will be apparent.
Claims (6)
1. a kind of IC card intelligent heat meter information security management module, it is characterised in that：Described information safety management module includes
Processor, the first data-interface, the second data-interface and FLASH memory, the processor be respectively connected to the first data-interface,
Second data-interface and FLASH memory, wherein：
First data-interface communicates for performing IC-card intellectual heat meter with the unique data of IC card information Switching Module, and
Processor is transmitted it to when the external data for coming from IC card information Switching Module is received；
Control and documentor that the FLASH memory is used in storage information safety management module；
Second data-interface is used to perform the data communication between processor and IC-card smart heat-energy meter terminal master controller,
The IC-card smart heat-energy meter terminal master controller is used to perform corresponding table end operation according to the instruction of processor；
The processor is used for when the external data for coming from the first data-interface is received, to writing external data to IC-card
Heat energy sell management system and carry out authentication, judge whether to obtain the encryption data bag in the external data, and according to number
The affairs included in send corresponding operational order by the second data-interface to IC-card smart heat-energy meter terminal master controller；
The processor is used for when the external data for coming from the first data-interface is received, according to external data to IC-card
The heat energy of write-in external data sells management system carries out authentication, when authentication result is judged as legal, then to encryption number
It is decrypted according to bag and completeness check, on the contrary the original state that then resets；
After data integrity verifying passes through, the validity to data is verified, on the contrary the original state that then resets；
After Validation of Data passes through, the affairs to being included in data are pre-processed, and by the second data-interface from IC
Corresponding return information is obtained in card smart heat-energy meter terminal master controller, the first data are passed through after the return information is encrypted
Interface returns to IC card information Switching Module, then approves pre-processed results after obtaining effectively confirming and store related
Operation information, and send operational order to IC-card smart heat-energy meter terminal master controller；Otherwise then abandon pre-processed results or work
Caching process；
Agreement restrictive condition and multiple different cipher key procedures are preset in the FLASH memory, in information security pipe
When the subsystem that reason module sells different classifications in management system from heat energy respectively carries out data exchange, processor is according to external number
According to encryption key compared with multiple cipher key procedures preset in FLASH memory so that certification heat energy sells management system
Identity, and in the decryption of encryption data bag and after completeness check passes through, verify that data are working as predecessor according to agreement restrictive condition
Validity under part, judges whether to pre-process the affairs in data；
Also include eeprom memory in described information security management module, the eeprom memory also accesses processor,
For storing associative operation information of the processor to IC-card smart heat-energy meter terminal master controller, and processor is to external data
The pre-processed results of middle affairs.
2. IC card intelligent heat meter information security management module according to claim 1, it is characterised in that：The processor
To can perform the central processing unit or single-chip microcomputer of AES.
3. IC card intelligent heat meter information security management module according to claim 1, it is characterised in that：Described first
Data-interface is IC-card interface.
4. IC card intelligent heat meter information security management module according to claim 1, it is characterised in that：Described second
Data-interface is at least any one in the middle of USART serial line interfaces, SPI serial line interfaces or I2C serial line interfaces.
5. IC card intelligent heat meter information security management module according to claim 1, it is characterised in that：Described information
Safety management module also includes encrypting module, and the encrypting module accesses processor, for information security management module and heat
Management system, the multistage encryption and decryption of IC-card smart heat-energy meter terminal master controller data exchange can be sold, and secondary processor is obtained
Taking heat energy and selling the data encryption key of management system carries out authentication.
6. IC card intelligent heat meter information security management module according to claim 5, it is characterised in that：Described encryption
Module carries out data encrypting and deciphering by way of AES or 3DES.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510032837.9A CN104537768B (en) | 2013-03-19 | 2013-03-19 | IC card intelligent heat meter information security management module |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510032837.9A CN104537768B (en) | 2013-03-19 | 2013-03-19 | IC card intelligent heat meter information security management module |
| CN201310088355.6A CN103198573B (en) | 2013-03-19 | 2013-03-19 | Information safety management module for intelligent IC card water meter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310088355.6A Division CN103198573B (en) | 2013-03-19 | 2013-03-19 | Information safety management module for intelligent IC card water meter |
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| CN104537768A CN104537768A (en) | 2015-04-22 |
| CN104537768B true CN104537768B (en) | 2017-05-31 |
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| CN108416206A (en) * | 2017-02-10 | 2018-08-17 | 北京华大智宝电子系统有限公司 | A kind of safety certification control device and data transmission method |
| CN108418781A (en) * | 2017-02-10 | 2018-08-17 | 北京华大智宝电子系统有限公司 | A kind of control method of data transmission, device and safety bus module |
| CN115171279A (en) * | 2022-07-07 | 2022-10-11 | 杭州正华电子科技有限公司 | Remote electricity meter card payment management method, system and readable medium |
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| DE29515869U1 (en) * | 1995-10-08 | 1995-12-21 | Bauer Franz Hans Peter | Device for the controlled cashless delivery of electrical energy, gas, water or similar media |
| CN101833823A (en) * | 2010-06-01 | 2010-09-15 | 北京市热力集团有限责任公司 | Intelligent IC card advanced charge thermal clearing control system and control process thereof |
| CN102063764B (en) * | 2011-01-25 | 2012-09-26 | 邵泽华 | Intelligent gas meter of Internet of things and control system thereof |
| CN102496209A (en) * | 2011-11-16 | 2012-06-13 | 成都秦川科技发展有限公司 | Intelligent object network heat meter and management system thereof |
| CN102637324B (en) * | 2012-04-13 | 2014-10-29 | 深圳市航天泰瑞捷电子有限公司 | Authorization device of carrier wave prepayment electric energy meter |
| CN102881085B (en) * | 2012-08-23 | 2015-07-22 | 北京京源水仪器仪表有限公司 | Integrated circuit (IC) card module security authentication method for intelligent water meter |
| CN103198573B (en) * | 2013-03-19 | 2015-03-25 | 成都秦川科技发展有限公司 | Information safety management module for intelligent IC card water meter |
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