CN202353818U - System for ensuring secure communication between vehicle-mounted communication equipment and wireless terminal - Google Patents
System for ensuring secure communication between vehicle-mounted communication equipment and wireless terminal Download PDFInfo
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- CN202353818U CN202353818U CN2011203546955U CN201120354695U CN202353818U CN 202353818 U CN202353818 U CN 202353818U CN 2011203546955 U CN2011203546955 U CN 2011203546955U CN 201120354695 U CN201120354695 U CN 201120354695U CN 202353818 U CN202353818 U CN 202353818U
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Abstract
The utility model discloses a system for ensuring secure communication between vehicle-mounted communication equipment and a wireless terminal. The system comprises communication equipment and terminal equipment wirelessly communicating with the communication equipment, so that a user can securely communicate with some devices which are not provided with the conventional human machine interfaces through a universal platform, such as a smart mobile phone, and relevant software conveniently. First of all, the communication equipment can acquire unique relevant identity (ID) information of handheld equipment through an initialization learning process and bind a communication object, and other non-bound communication objects can be bound only by the authorization of the bound equipment; and during connection after successful authentication each time, the user can regularly update a phase shift key (PSK) through the handheld equipment, so that the probability that an encoded password is decoded is reduced. Furthermore, the communication equipment avoids potential security hazards caused by loss of the handheld equipment according to the authorization of an application layer.
Description
Technical field
The utility model relates to the communication security field, specially refers to the system of a kind of vehicular communication equipment and wireless terminal secure communication.
Background technology
Along with smart mobile phone and portable terminal are day by day popularized, through cell phone platform and radio communication, automobile, convenient service facility and industrial equipment are carried out exchanges data, the application of carrying out information service becomes more extensive.For the communication equipment that lacks man-machine interface, only depend on the manipulation and the general wireless security mechanism of mobile phone one end, be difficult to guarantee the data security and the property safety of communicating by letter.
Existing general wireless security mechanism; Mode like the 802.11i of the key authentication of bluetooth and WiFi; Often need have a display screen or PinCode (perhaps Pre-shared Key) input equipment with the opposing party of mobile communication; If there is not the equipment of man-machine interface fully, such as the wireless communication node of automobile, default key or default PinCode in being solidificated in the time of then can only depending on first use of equipment guarantee safety.The user obtains this key information before first communication, and needs later on for good and all to take care of and use it.The lifetime of key is long, will bring difficulty to the user profile keeping, also stays the hidden danger of divulging a secret simultaneously.
The utility model content
The purpose of the utility model is the system of a kind of vehicular communication equipment and wireless terminal secure communication; Through adopting new secure access authentication mechanism and licensing scheme; Under the condition that does not increase hardware device (like the key authentication server), strengthened user's communications safety.
The technical problem that the utility model solved can adopt following technical scheme to realize:
The system of a kind of vehicular communication equipment and wireless terminal secure communication is characterized in that, said system comprises communication equipment and wireless terminal; Said communication equipment is installed in the vehicle, and said wireless terminal is a portable equipment, the built-in wireless communication module of communication equipment and wireless terminal.
In an embodiment of the utility model, said wireless communication module is bluetooth or WiFi wireless communication module.
The method of a kind of vehicular communication equipment and wireless terminal secure communication is characterized in that, said method comprises the steps:
1) user obtains the initialization key and the relevant information of communication equipment through producer or shop;
2), accomplish being connected first of wireless terminal and communication equipment, and pass to communication equipment to the unique MAC identification code or the BD_Adder information of wireless terminal according to initialization key and relevant information;
3) after communication equipment has obtained MAC identification code or BD_Adder information, just generate a new PSK key, communicating by letter after wireless terminal and the communication equipment will rely on new PSK key to protect;
4) if having new wireless terminal and communication equipment to communicate again; At first will at first be checked MAC identification code or BD_Adder information; If MAC identification code or BD_Adder information is incorrect will be rejected connection; If MAC identification code or BD_Adder information are correct, communication equipment will be to PSK key authentication.
In an embodiment of the utility model, said communication equipment can regular PSK key, when last once success communication, new PSK key is sent to wireless terminal, and agreement communication connection next time will utilize new PSK key.
In an embodiment of the utility model, be provided with cryptoguard in the application program of said wireless terminal, said cryptoguard is local cipher mode or long-range mutual authentication mode.
In an embodiment of the utility model; If the user hopes to have many wireless terminals to be connected with communication equipment and communicates by letter, then the mode of the MAC identification code through another wireless terminal of wireless terminal transmission of having bound realize another wireless terminal mandate.
The beneficial effect of the utility model is: can not have to accomplish wireless authentication under the situation of man-machine interface and realize secure communication at the vehicle-carrying communication end; Even if safe key is leaked; Still can ensure communication safety to a certain extent; Even if subscriber terminal equipment is lost, still can prevent to palm off the generation of communication.
Description of drawings
Fig. 1 is the method flow sketch map of described vehicular communication equipment of the utility model and wireless terminal secure communication.
Fig. 2 is the method mandate sketch map of described vehicular communication equipment of the utility model and wireless terminal secure communication.
Fig. 3 is the method cryptoguard sketch map of described vehicular communication equipment of the utility model and wireless terminal secure communication.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with embodiment, further set forth the utility model.
The system of described a kind of vehicular communication equipment of the utility model and wireless terminal secure communication is characterized in that said system comprises communication equipment and wireless terminal; Said communication equipment is installed in the vehicle, and said wireless terminal is a portable equipment, and the built-in wireless communication module of communication equipment and wireless terminal, said wireless communication module are bluetooth or WiFi wireless communication module.
As shown in Figure 1, before connecting first, the user obtained initialization key and other relevant information of equipment through producer and shop.Utilize these information, the user can accomplish and the communicating by letter of communication equipment easily, and the unique identifier Mac of handheld equipment or BD_Addr information pass to communication equipment.This section communication process is protected by initialization key.After communication equipment has obtained Mac information, just generate a new permanent key PSK, communicating by letter of user and communication equipment will rely on this new cryptographic key protection.If after this have new handheld device needs and communication equipment to communicate again, will at first be checked the MAC sign indicating number, will be rejected connection if the Mac sign indicating number is incorrect.If Mac sign indicating number information is correct, communication equipment will be to PSK key authentication.
As shown in Figure 2; The user can be connected with first Mobile and binds through initialization key; If the user hopes to have many Mobile to connect with communication equipment and communicates by letter; Can be through the Mac sign indicating number of another Mobile of Mobile transmission that has bound, thus make another equipment also be authorized to, thus can successfully carry out secure communication.
For life cycle of shortening key improving the fail safe of communication, communication equipment can regular update PSK, when last once success communication, new PSK is sent to Mobile, and agreement communication connection next time will utilize new PSK.
Bind the strategy of Mobile and vehicular communication equipment and be updated periodically KI owing to adopted, guaranteed to have only user's Mobile just might visit mobile unit, reduced the risk that is perhaps cracked by third party's eavesdropping simultaneously.
As shown in Figure 3, the user can be provided with password (key) protection in the application program of Mobile end.This guard method can be simple local cipher mode, also can be the mutual authentication mode with remote equipment.If the latter, the user can open the application layer protection mechanism in the learning process when connecting first, and the application layer key is passed to remote equipment, otherwise user's communications will not carried out password (key) protection, open it until the user.The risk that this method produces in the time of can preventing user loss Mobile, especially the user as Mobile has used the WiFi/ bluetooth to connect the function that key is preserved automatically.
More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection range to be defined by appending claims and equivalent thereof.
Claims (2)
1. the system of vehicular communication equipment and wireless terminal secure communication is characterized in that said system comprises communication equipment and wireless terminal; Said communication equipment is installed in the vehicle, and said wireless terminal is a portable equipment, the built-in wireless communication module of communication equipment and wireless terminal.
2. the system of a kind of vehicular communication equipment according to claim 1 and wireless terminal secure communication is characterized in that, said wireless communication module is bluetooth or WiFi wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203546955U CN202353818U (en) | 2011-09-21 | 2011-09-21 | System for ensuring secure communication between vehicle-mounted communication equipment and wireless terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203546955U CN202353818U (en) | 2011-09-21 | 2011-09-21 | System for ensuring secure communication between vehicle-mounted communication equipment and wireless terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202353818U true CN202353818U (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011203546955U Expired - Lifetime CN202353818U (en) | 2011-09-21 | 2011-09-21 | System for ensuring secure communication between vehicle-mounted communication equipment and wireless terminal |
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| CN (1) | CN202353818U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686713A (en) * | 2012-09-14 | 2014-03-26 | 通用汽车环球科技运作有限责任公司 | Method and apparatus for secure pairing of mobile devices with vehicles |
| CN103716160A (en) * | 2012-09-28 | 2014-04-09 | 哈曼贝克自动系统股份有限公司 | Method and apparatus for authenticated access to automotive telematic services |
| CN104125280A (en) * | 2014-07-28 | 2014-10-29 | 广州视源电子科技股份有限公司 | User management method of vehicle-mounted system |
| CN104768220A (en) * | 2014-01-06 | 2015-07-08 | 上海本星电子科技有限公司 | Positioning system based on wireless communication and accessory thereof |
| CN105892348A (en) * | 2014-05-12 | 2016-08-24 | 罗伯特·博世有限公司 | Method For Operating A Control Unit |
| CN105991643A (en) * | 2015-03-20 | 2016-10-05 | 现代自动车美国技术研究所 | Method and apparatus for performing secure Bluetooth communication |
| CN106851541A (en) * | 2017-02-13 | 2017-06-13 | 北京途歌科技有限公司 | Smart mobile phone dynamic password connects the method and system of vehicle bluetooth equipment |
| CN109791708A (en) * | 2016-06-30 | 2019-05-21 | 奥克托信息技术股份公司 | Suitable for obtaining the mobile unit of data relevant to the movement of vehicle and/or drive parameter |
-
2011
- 2011-09-21 CN CN2011203546955U patent/CN202353818U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686713A (en) * | 2012-09-14 | 2014-03-26 | 通用汽车环球科技运作有限责任公司 | Method and apparatus for secure pairing of mobile devices with vehicles |
| CN103686713B (en) * | 2012-09-14 | 2017-04-26 | 通用汽车环球科技运作有限责任公司 | Method and apparatus for secure pairing of mobile devices with vehicles |
| CN103716160A (en) * | 2012-09-28 | 2014-04-09 | 哈曼贝克自动系统股份有限公司 | Method and apparatus for authenticated access to automotive telematic services |
| CN104768220A (en) * | 2014-01-06 | 2015-07-08 | 上海本星电子科技有限公司 | Positioning system based on wireless communication and accessory thereof |
| CN105892348A (en) * | 2014-05-12 | 2016-08-24 | 罗伯特·博世有限公司 | Method For Operating A Control Unit |
| CN104125280A (en) * | 2014-07-28 | 2014-10-29 | 广州视源电子科技股份有限公司 | User management method of vehicle-mounted system |
| CN104125280B (en) * | 2014-07-28 | 2018-04-24 | 广州视源电子科技股份有限公司 | User management method of vehicle-mounted system |
| CN105991643A (en) * | 2015-03-20 | 2016-10-05 | 现代自动车美国技术研究所 | Method and apparatus for performing secure Bluetooth communication |
| CN105991643B (en) * | 2015-03-20 | 2020-06-02 | 现代自动车美国技术研究所 | Method and apparatus for secure bluetooth communication |
| CN109791708A (en) * | 2016-06-30 | 2019-05-21 | 奥克托信息技术股份公司 | Suitable for obtaining the mobile unit of data relevant to the movement of vehicle and/or drive parameter |
| CN106851541A (en) * | 2017-02-13 | 2017-06-13 | 北京途歌科技有限公司 | Smart mobile phone dynamic password connects the method and system of vehicle bluetooth equipment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120725 |