CN102984196A - Vehicle authentication sending method based on identity authentication and vehicle terminal - Google Patents
Vehicle authentication sending method based on identity authentication and vehicle terminal Download PDFInfo
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Abstract
The invention discloses a vehicle authentication sending method based on identity authentication and a vehicle terminal, wherein a data transmission module further comprises an encryption module (701) and an authentication module (702), the encryption module is used for encrypting data transmission, and the authentication module is used for adding authentication information to a data frame. Various safety methods are adopted, for one thing vehicle safety can be ensured and safe data transmission is guaranteed, and for anther, the vehicle terminal is not be falsely used can be ensured.
Description
Technical field
The present invention relates to car networking technology field, more specifically, relate to a kind of vehicle authentication sending method based on authentication, and car-mounted terminal.
Background technology
The Chinese automobile total sales volume surmounted the U.S. in 2010, became the whole world the first, and the China's automobile electronics market also enters the fast-developing phase thereupon.But the automobile pollution growth rate is much higher than the Transportation Infrastructure Construction speed such as road, has brought enormous pressure to road traffic.Beijing, so ultra-large city, Shanghai are being perplexed in traffic jam, traffic accident, environmental pollution.How to pass through information technology, so that automobile possesses the electronic intelligence ability, vehicle and traffic are effectively monitored, to alleviate traffic congestion, for the user provides safe, comfortable driving environment, become the focus of transportation industry research.
Social informatization and networking process have been accelerated in the proposition of Internet of Things (The Internet of Things, IoT) concept.Car networking (Internet of Vehicles) is used as the typical case of Internet of Things, utilize the vehicle electronics sensing device, finish information exchange by network, make the information interconnection and intercommunication between car and road, car and car, car and the people, vehicle and traffic are carried out effective intelligent monitoring.Car networking is clear and definite interconnecting of car, road, city and people promoted automobile, traffic and IT industry to more modernized, networked and intelligentized future development.
Be different from traditional intelligent transportation system (Intelligent Transport System, ITS), the interactive communication between car and car, car and the people is more paid attention in car networking, come the support vehicles driving safety by extracting more Vehicle Driving Cycle parameters and system data, evade road congested, improve the comfort level of going on a journey.The appearance that can say the car networking redefines the vehicular traffic operational mode.Yet this area research still is in the starting stage, and a lot of problems all are not resolved.
In car networking transmission course, the transmission of data will be passed through dissimilar heterogeneous networks usually, and the fail safe of data can not obtain effective guarantee.Especially for some special occasions, in army, People's Armed Police's task, Surveillance center need to be to the vehicle of sending, the realtime monitoring of the vehicle of perhaps awaiting orders.Huge and the unknown transmission structure of car networking has brought unsafe factor on the contrary.Data all might be monitored by the people in transmission course, steal, and replace.So also needing provides reliable encrypted authentication system to the control of vehicle, prevents the unnecessary interference of hostile force.
Summary of the invention
For the deficiencies in the prior art, spy of the present invention provides a kind of solution based on the car networking technology.
Provide a kind of car-mounted terminal to comprise:
Acquisition module (10) is for the kinematic parameter of collection vehicle;
Input module (30) is used for input data information, perhaps control information;
Output module (40) is used for output information, perhaps controls vehicle;
Data transmission module (70), be used for to receive send data, communicate by letter with Surveillance center, wherein data transmission module also includes encrypting module (701) and is used for logarithm and reportedly is input into row and encrypts, and authentication module (702), be used for authentication information is added Frame;
Logging modle (80) is used for the data that the record car-mounted terminal is needed or generate;
Short-haul connections module (90) is used for short-haul connections, and authentication is provided;
Also have controller module (50), be used for controlling above-mentioned module, deal with data computing.
Further, comprise authentication module (901) in the described short-haul connections module (90), be used for driver information is authenticated, the driver information after the authentication is recorded in the logging modle (80).
Further, also contain in the input module (30) and confirm module (303), whether the information that this affirmation module is checked input is consistent with pre-stored affirmation information, determines whether by authentication; Only have consistent when confirmation and driver information when consistent just authorised vehicles travel, otherwise cut off vehicle oil way, circuit.
Further, described authentication information is digital certificate (CA).
Further, the driver information after described encrypting module (701) will authenticate confirms that with confirming module information afterwards forms encrypted packets after encrypting; Described authentication module (702) will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
The present invention also provides a kind of vehicle authentication sending method based on authentication, comprises the steps:
A. short-haul connections module (90) is communicated by letter with identification module A, and driver's identifying information is sent to authentication module (901);
B. authentication module (901) reads driver's identifying information, compares with pre-stored driver's identifying information, and the first comparison result is sent to controller;
C. controller reads the first comparison result, if the first comparison result correctly then allow Vehicle Driving Cycle, the driver information after the authentication is recorded in the middle of the logging modle (80); If the first comparison result mistake is then cut off vehicle oil way, circuit by vehicle control module.
Further, in step b, pre-stored driver's identifying information is stored on the logging modle (80) of car-mounted terminal, perhaps is stored in Surveillance center.
Further, after step b, before the step c, also have
Step b1 is by obtaining confirmation in the input module;
B2 confirms that module (303) reads confirmation, compares with pre-stored affirmation information, and the second comparison result is sent to controller;
B3, controller read the first comparison result and the second comparison result, if the first comparison result is correct and the second comparison result correctly then allow Vehicle Driving Cycle, the driver information after the authentication is recorded in the logging modle (80); If the first comparison result mistake or the second comparison result mistake are then cut off vehicle oil way, circuit by vehicle control module.
Further, in step b2, pre-stored affirmation information is stored on the logging modle (80) of car-mounted terminal, perhaps is stored in Surveillance center.
Further, after step c, also have
Steps d confirms that with confirming module information afterwards forms encrypted packets with the driver information after the authentication after encrypting;
Step e will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
Beneficial effect
By many-sided security means, on the one hand can support vehicles safety, can ensure Security Data Transmission on the one hand, can also guarantee that on the other hand car-mounted terminal is not falsely used.
Description of drawings
Fig. 1 is the schematic diagram of car networking of the present invention;
Fig. 2 is the fundamental block diagram of car-mounted terminal of the present invention;
Fig. 3 is the connection layout of car-mounted terminal part of module of the present invention;
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
Fig. 1 is the schematic diagram of car networking of the present invention.All be equipped with car-mounted terminal on each vehicle.Car-mounted terminal is to the transmission of cloud network, receive data.Here car-mounted terminal is indifferent to the concrete internal structure of cloud network.Surveillance center's (not shown) is communicated by letter with car-mounted terminal by the cloud network.
Fig. 2 is the fundamental block diagram of car-mounted terminal of the present invention.
Provide a kind of car-mounted terminal to comprise:
Acquisition module (10) is for the kinematic parameter of collection vehicle;
Input module (30) is used for input data information, perhaps control information;
Output module (40) is used for output information, perhaps controls vehicle;
Data transmission module (70), be used for to receive send data, communicate by letter with Surveillance center, wherein data transmission module also includes encrypting module (701) and is used for logarithm and reportedly is input into row and encrypts, and authentication module (702), be used for authentication information is added Frame;
Logging modle (80) is used for the data that the record car-mounted terminal is needed or generate;
Short-haul connections module (90) is used for short-haul connections, and authentication is provided;
Also have controller module (50), be used for controlling above-mentioned module, deal with data computing.
Fig. 3 is the connection layout of car-mounted terminal part of module of the present invention;
Comprise authentication module (901) in the described short-haul connections module (90), be used for driver information is authenticated, the driver information after the authentication is recorded in the logging modle (80).
Also contain in the input module (30) and confirm module (303), whether the information that this affirmation module is checked input is consistent with pre-stored affirmation information, determines whether by authentication; Only have consistent when confirmation and driver information when consistent just authorised vehicles travel, otherwise cut off vehicle oil way, circuit.
Only have and pass through simultaneously after the above-mentioned double probate, could steering vehicle.So can fully guarantee vehicle safety.
In addition, in order to ensure data transmission security, prevent monitored monitoring.Also needing provides basic encryption guarantee to transfer of data.
Described cryptographic algorithm can adopt existing cryptographic algorithm, comprises following algorithm or their combination:
DES (Data Encryption Standard): symmetry algorithm, data encryption standard, speed is applicable to encrypt the occasion of mass data;
3DES (Triple DES): be based on the symmetry algorithm of DES, a blocks of data carried out three times with three different keys encrypt, intensity is higher;
RC2 and RC4: symmetry algorithm, with elongated key mass data is encrypted, faster than DES; IDEA (International Data Encryption Algorithm) IDEA uses 128 keys that very strong fail safe is provided;
RSA: by the invention of RSA company, be a public key algorithm of supporting elongated key, it also is variable needing the length of the blocks of files of encryption, asymmetric arithmetic;
DSA (Digital Signature Algorithm): Digital Signature Algorithm is a kind of DSS (DSS) of standard, does not include strictly speaking cryptographic algorithm;
AES (Advanced Encryption Standard): Advanced Encryption Standard, symmetry algorithm is follow-on cryptographic algorithm standard, and speed is fast, and level of security is high, and a realization of AES standard is the Rijndael algorithm at present;
BLOWFISH, it uses elongated key, and length can reach 448, and the speed of service is very fast;
MD5: do not include strictly speaking cryptographic algorithm, can only say digest algorithm;
To the concise and to the point narration of MD5 algorithm can for: MD5 processes the information of input with 512 groupings, and each grouping is divided into again 16 32 seats groupings, after having passed through a series of processing, the output of algorithm is comprised of four 32 groupings, will will generate 128 hashed values after these four 32 packet concatenation.
Other algorithms that described cryptographic algorithm also can adopt the applicant to provide, this part content has been submitted other patent applications to, is not repeated herein.Those skilled in the art can understand for example according to above, and the cryptographic algorithm that adopts in data transmission procedure is avoided the expressly transmission in car networking network to the data packet encryption, to guarantee data security.
On this basis, the driver information after encrypting module (701) will authenticate confirms that with confirming module information afterwards forms encrypted packets after encrypting.
In addition, in order to prevent resending after packet is stolen, the present invention also provides further anti-impersonator measure.Namely also use authentication module (702) will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
To be digital certificate (CA) take authentication information describe as example the application.
Digital certificate is a kind of authoritative electronic document, by the just third-party institution of authority, i.e. and the certificate signed and issued of CA center.Its encryption technology take digital certificate as core can be encrypted the information of transmission over networks and deciphering, digital signature and signature verification, guarantees confidentiality, the integrality of online transmission of information.Used digital certificate, even the information that you send is intercepted and captured by other people on the net, even you have lost the information such as individual account, password, still can guarantee your account, fund security.
There are a lot of numerals and English in the digital certificate, when using digital certificate to carry out authentication, it will generate 128 identity code at random, every umber word certificate can both generate number corresponding but that at every turn all be not the same, thereby guarantee the confidentiality of transfer of data, namely be equivalent to generate the password of a complexity.Digital certificate has been bound PKI and holder's thereof true identity, it is similar to real-life resident identification card, difference is that digital certificate no longer is the license of papery, but one section electronic data that contains certificate holder identity information and sign and issue through authentication center's audit.
Surveillance center also is CA mechanism, is called again certificate and awards card (Certificate Authority) center, as the third party who is trusted, bears the responsibility of the legitimacy check of PKI in the PKI system.The CA center is used the user of public-key cryptography for each and is provided a digital certificate, and the effect of digital certificate is the legal public-key cryptography of listing in the certificate that has of user of listing in the certification.The digital signature of CA mechanism is so that the assailant can not forge and distort certificate.It is responsible for producing, distributing and manages the individual required digital certificate that all participate in online transaction, is the core link of secure electronic transaction therefore.For guaranteeing between the user on the net fail safe, authenticity, reliability, integrality and the non repudiation of transmission of information, not only need user's identity reality is verified, also need the mechanism that has to have authority, fairness, uniqueness.
The adding of digital certificate can be placed on any part of described encrypted packets, also can with after the encrypted packets deciphering, add in former data structure.But for the data structure of compatible different product, the present invention does not need encrypted packets is processed, and encrypted packets is done as a whole, only before Frame or add afterwards digital certificate.As better execution mode, be added in the data postamble and can avoid interference to the legacy data structure.Because the change of the data of frame head part, some old products can None-identified.In order to improve compatibility of the present invention, so that old product does not need hardware update, the present invention is added on postamble through digital certificate.Be that described authentication module (702) will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
The present invention also provides a kind of vehicle authentication sending method based on authentication, comprises the steps:
A. short-haul connections module (90) is communicated by letter with identification module A, and driver's identifying information is sent to authentication module (901);
B. authentication module (901) reads driver's identifying information, compares with pre-stored driver's identifying information, and the first comparison result is sent to controller;
C. controller reads the first comparison result, if the first comparison result correctly then allow Vehicle Driving Cycle, the driver information after the authentication is recorded in the middle of the logging modle (80); If the first comparison result mistake is then cut off vehicle oil way, circuit by vehicle control module.
In step b, pre-stored driver's identifying information is stored on the logging modle (80) of car-mounted terminal, perhaps is stored in Surveillance center.
After step b, before the step c, also have
Step b1 is by obtaining confirmation in the input module;
B2 confirms that module (303) reads confirmation, compares with pre-stored affirmation information, and the second comparison result is sent to controller;
B3, controller read the first comparison result and the second comparison result, if the first comparison result is correct and the second comparison result correctly then allow Vehicle Driving Cycle, the driver information after the authentication is recorded in the logging modle (80); If the first comparison result mistake or the second comparison result mistake are then cut off vehicle oil way, circuit by vehicle control module.
In step b2, pre-stored affirmation information is stored on the logging modle (80) of car-mounted terminal, perhaps is stored in Surveillance center.
After step c, also have
Steps d confirms that with confirming module information afterwards forms encrypted packets with the driver information after the authentication after encrypting;
Step e will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
Claims (10)
1. a car-mounted terminal comprises:
Acquisition module (10) is for the kinematic parameter of collection vehicle;
Input module (30) is used for input data information, perhaps control information;
Output module (40) is used for output information, perhaps controls vehicle;
Data transmission module (70) is used for receiving the transmission data, communicates by letter with Surveillance center, wherein data transmission module also includes encrypting module (701), be used for logarithm and reportedly be input into the row encryption, and authentication module (702), be used for authentication information is added Frame;
Logging modle (80) is used for the data that the record car-mounted terminal is needed or generate;
Short-haul connections module (90) is used for short-haul connections, and authentication is provided;
Also have controller module (50), be used for controlling above-mentioned module, deal with data computing.
2. car-mounted terminal as claimed in claim 1, it is characterized in that, comprise authentication module (901) in the described short-haul connections module (90), be used for driver information is authenticated, the driver information after the authentication is recorded in the logging modle (80).
3. car-mounted terminal as claimed in claim 2 is characterized in that, also contains in the input module (30) to confirm module (303), and whether the information that this affirmation module is checked input is consistent with pre-stored affirmation information, determines whether by authentication; Only have consistent when confirmation and driver information when consistent just authorised vehicles travel, otherwise cut off vehicle oil way, circuit.
4. such as one of claim 1 or 2 or 3 described car-mounted terminal, it is characterized in that described authentication information is digital certificate (CA).
5. car-mounted terminal as claimed in claim 4 is characterized in that, the driver information after described encrypting module (701) will authenticate confirms that with confirming module information afterwards forms encrypted packets after encrypting; Described authentication module (702) will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
6. the vehicle authentication sending method based on authentication comprises the steps:
A. short-haul connections module (90) is communicated by letter with identification module A, and driver's identifying information is sent to authentication module (901);
B. authentication module (901) reads driver's identifying information, compares with pre-stored driver's identifying information, and the first comparison result is sent to controller;
C. controller reads the first comparison result, if the first comparison result correctly then allow Vehicle Driving Cycle, the driver information after the authentication is recorded in the middle of the logging modle (80); If the first comparison result mistake is then cut off vehicle oil way, circuit by vehicle control module.
7. method as claimed in claim 6 is characterized in that,
In step b, pre-stored driver's identifying information is stored on the logging modle (80) of car-mounted terminal, perhaps is stored in Surveillance center.
8. method as claimed in claim 7 is characterized in that, after step b, before the step c, also has
Step b1 is by obtaining confirmation in the input module;
B2 confirms that module (303) reads confirmation, compares with pre-stored affirmation information, and the second comparison result is sent to controller;
B3, controller read the first comparison result and the second comparison result, if the first comparison result is correct and the second comparison result correctly then allow Vehicle Driving Cycle, the driver information after the authentication is recorded in the logging modle (80); If the first comparison result mistake or the second comparison result mistake are then cut off vehicle oil way, circuit by vehicle control module.
9. method as claimed in claim 8 is characterized in that, in step b2, pre-stored affirmation information is stored on the logging modle (80) of car-mounted terminal, perhaps is stored in Surveillance center.
10. method as claimed in claim 9 is characterized in that, after step c, also has
Steps d confirms that with confirming module information afterwards forms encrypted packets with the driver information after the authentication after encrypting;
Step e will represent the digital certificate adding formation transmission packet of described car-mounted terminal in the postamble part of encrypted packets, and send to Surveillance center.
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| CN104536322A (en) * | 2014-12-30 | 2015-04-22 | 联想(北京)有限公司 | Control method and device |
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| CN105323753A (en) * | 2014-05-30 | 2016-02-10 | 中国电信股份有限公司 | In-vehicle safety module, vehicular system and method for information interaction between vehicles |
| CN108074348A (en) * | 2016-11-17 | 2018-05-25 | 奥迪股份公司 | For charge for the accumulator of motor vehicle method, portable operating unit and power supply device |
| CN109774719A (en) * | 2017-05-15 | 2019-05-21 | 成都中技智慧企业管理咨询有限公司 | A kind of security system of anti-loss of goods |
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| CN110402590A (en) * | 2017-03-14 | 2019-11-01 | 宝马股份公司 | Right discriminating system at least partly autonomous vehicle |
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| CN103248690A (en) * | 2013-04-27 | 2013-08-14 | 苏州洁祥电子有限公司 | Vehicle networking system and data backup method thereof |
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| CN109774719A (en) * | 2017-05-15 | 2019-05-21 | 成都中技智慧企业管理咨询有限公司 | A kind of security system of anti-loss of goods |
| CN110264656A (en) * | 2019-06-26 | 2019-09-20 | 江苏恒宝智能系统技术有限公司 | A kind of car-mounted terminal illegal system |
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