CN105828278A - Secure communication method and device - Google Patents
Secure communication method and device Download PDFInfo
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- CN105828278A CN105828278A CN201610283862.9A CN201610283862A CN105828278A CN 105828278 A CN105828278 A CN 105828278A CN 201610283862 A CN201610283862 A CN 201610283862A CN 105828278 A CN105828278 A CN 105828278A
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- data
- bluetooth
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Abstract
The invention discloses a secure communication method and device. The method comprises: sending preset Bluetooth configuration information to a terminal after establishing a Bluetooth connection with the terminal, and receiving data sent by the terminal based on the Bluetooth configuration information; encrypting the received data to obtain the encrypted data and converting the encrypted data into first target data corresponding to a preset mobile communication mode, and sending the first target data to a base station which establishes a communication connection, such that the base station sends the first target data to a mobile switching center (MCS) of a core network and receives the feedback data from the MSC. As compared with the existing technology, the secure communication method and device provided by the invention acquire the data of the terminal through a Bluetooth wireless link and encrypt the acquired data for transmission to the base station, thus the security for data transmission is improved and the secure mobile communication is achieved.
Description
Technical field
The present invention relates to mobile communication technology field, be specifically related to a kind of safety communicating method and device.
Background technology
Along with the development of mobile communication technology, mobile communication safe practice is also along with the development grown out of nothing.
First generation mobile radio communication: analog mobile cellular telecommunication system (1G), first generation mobile system is almost without using any safe practice.
Generation Mobile Telecommunication System net: digital cellular mobile communication systems (2G), for unsafe problems such as the malice eavesdropping of 1G network and illegal accesses, 2G have employed the technical safety measures such as authenticating user identification, encryption key distribution and data encryption.Secure communication to mobile subscriber is ensured to a certain extent.While it is true, 2G still suffers from some potential safety hazards, between mobile terminal and base station, only on wireless channel, provide encryption mechanism, and at other channel, the transmission channel including core net is then complete clear test.
3-G (Generation Three mobile communication system) (3G), 3G further increases communication security performance on the basis of 2G, has done a lot of considerable improvement for the 2G many deficiencies of safety aspect.But, 3G does not the most provide encryption mechanism to ground network, and voice service is still transmitted with unencryped word form, and 3G there are still potential safety hazard.
From analysis above it can be seen that, there is many safety problems in 2G and 3G in communication aspects, mobile communications network itself is not to much offer end-by-end security measures of business including voice service, the leakage of a state or party secret often occurs, the public's particularly some responsible consumers, such as military government department and commercial user etc., more and more urgent to the secure data demand for services of mobile network.
Summary of the invention
For the defect of prior art, the present invention provides a kind of safety communicating method and device, in order to improve the safety of data transmission.
For this purpose it is proposed, first aspect, the present invention proposes a kind of safety communicating method, including:
Setting up with terminal after Bluetooth communication is connected, sending the bluetooth configuration information preset to described terminal, and receive the data that described terminal sends based on described bluetooth configuration information；
The data received are encrypted, obtain encryption data, and be converted to preset the first object data that mobile communication standard is corresponding by described encryption data, and described first object data are sent to set up the base station of communication connection, so that described first object data are sent to the moving exchanging center MSC of core net by described base station, and receive the feedback data of described MSC.
Second aspect, the present invention also proposes a kind of secure communication device, including:
Bluetooth module, for setting up with terminal after Bluetooth communication is connected, sends default bluetooth configuration information to described terminal, and receives the data that described terminal sends based on described bluetooth configuration information；
Communication module, data for receiving described bluetooth module are encrypted, obtain encryption data, and be converted to preset the first object data that mobile communication standard is corresponding by described encryption data, and described first object data are sent to set up the base station of communication connection, so that described first object data are sent to the moving exchanging center MSC of core net by described base station, and receive the feedback data of described MSC.
Compared to prior art, the safety communicating method of the present invention and device, obtain the data of terminal by bluetooth wireless links and the data of acquisition are encrypted are transferred to base station, improve the safety of data transmission, it is achieved that the mobile communication of safety.
Accompanying drawing explanation
A kind of safety communicating method flow chart that Fig. 1 provides for the embodiment of the present invention；
A kind of secure communication structure drawing of device that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is explicitly described, it is clear that, described embodiment is a part of embodiment of the present invention rather than whole embodiments.
Bluetooth technology is the open global specifications of a kind of wireless data and voice communication, and it is based on the short-distance wireless communication of low cost, provides, for the fixing communication environment with mobile device, the communication technology being connected especially.
Data transmission is the basis realizing data communication.Conventional data transmission uses wired connection mode, and wired connection gradually shows that the deficiency of self, such as transmission range are limited, cost is high and difficult wiring etc. in recent years, and these factors seriously constrain its development.In order to solve the inconvenience that wire transmission brings, people start to consider to attempt realizing data exchange wirelessly.Existing wireless communication technology is respectively arranged with feature, and is complementary to one another with Bluetooth technology to a great extent.Bluetooth technology, due to low cost, the low in energy consumption and networking feature such as easily, is widely used in wireless data transmission field.
Therefore, as it is shown in figure 1, the present embodiment discloses a kind of safety communicating method, it may include following steps 101～102:
101, setting up with terminal after Bluetooth communication is connected, sending the bluetooth configuration information preset to described terminal, and receive the data that described terminal sends based on described bluetooth configuration information.
In the present embodiment, terminal can be mobile phone, the bluetooth configuration information preset can be serial port profile (SerialPortProfile, SPP), hands-free configuration file (Hands-FreeProfile, HFP), SIM accesses configuration file (SIMAccessProfile, SAP) etc..
102, the data received are encrypted, obtain encryption data, and be converted to preset the first object data that mobile communication standard is corresponding by described encryption data, and described first object data are sent to set up the base station of communication connection, so that described first object data are sent to the moving exchanging center MSC of core net by described base station, and receive the feedback data of described MSC.
In the present embodiment, presetting mobile communication standard can be GSM, CDMA or 3G.
Compared to prior art, the safety communicating method of the present embodiment, obtain the data of terminal by bluetooth wireless links and the data of acquisition are encrypted are transferred to base station, improve the safety of data transmission, it is achieved that the mobile communication of safety.
Further, the safety communicating method of the present embodiment, it is possible to achieve the secure communication of regular handset, without special secret mobile phone.
In a specific example, the method shown in Fig. 1 also includes the step 103 not shown in Fig. 1 and 104:
103, after being sent to described first object data set up the base station communicated to connect, the described feedback data that described base station sends is received；Based on default mobile communication standard, described feedback data is resolved, obtain data to be decrypted；Described data to be decrypted are decrypted, obtain the second target data；
104, described second target data is sent to described terminal.
The safety communicating method of the present embodiment, by carrying out the data of Bluetooth pairing acquisition terminal with terminal, through data carry out encryption and decryption, thus realizes can transmitting data in the core net of operator safely.
In a specific example, the method shown in Fig. 1 also includes setting up, with terminal, the step 100 that Bluetooth communication is connected not shown in Fig. 1, specific as follows:
100, after the bluetooth page scanning terminal asks message, send bluetooth page response message to described terminal, so that described terminal obtains the PIN PIN carried in described bluetooth page response message, set up Bluetooth communication and connect.
In the present embodiment, terminal Bluetooth initiation paging, the bluetooth equipment that lookup around can be searched, the executive agent scanning outer loop of the method for the present embodiment, thus set up ACL connection, L2CAP connection, RFCOMM connection successively；Terminal inputs the PIN code of the executive agent of the method for the present embodiment, and both sides set up application and connect, successful matching.
In a specific example, described in step 101, receive the data that described terminal sends based on described bluetooth configuration information, including: receive speech data and relevant signaling of conversing that described terminal sends based on described bluetooth configuration information.
As in figure 2 it is shown, the present embodiment provides a kind of secure communication device, including: bluetooth module 21 and communication module 22.
Bluetooth module 21, for setting up with terminal after Bluetooth communication is connected, sends default bluetooth configuration information to described terminal, and receives the data that described terminal sends based on described bluetooth configuration information；
Communication module 22, data for receiving described bluetooth module 21 are encrypted, obtain encryption data, and be converted to preset the first object data that mobile communication standard is corresponding by described encryption data, and described first object data are sent to set up the base station of communication connection, so that described first object data are sent to the moving exchanging center MSC of core net by described base station, and receive the feedback data of described MSC.
The present embodiment can realize the safety communicating method flow process shown in Fig. 1, and therefore, the effect of the device in the present embodiment and explanation can be found in the embodiment of the method shown in Fig. 1, do not repeat them here.
In a specific example, the communication module 22 shown in Fig. 2, it is additionally operable to, behind the base station that described first object data are sent to set up communication connection, receive the described feedback data that described base station sends；Based on default mobile communication standard, described feedback data is resolved, obtain data to be decrypted；Described data to be decrypted are decrypted, obtain the second target data.
Correspondingly, the bluetooth module 21 shown in Fig. 2, for being sent to described terminal by described second target data.
In a specific example, bluetooth module 21 shown in Fig. 2, it is additionally operable to after the bluetooth page scanning terminal asks message, bluetooth page response message is sent to described terminal, so that described terminal obtains the PIN PIN carried in described bluetooth page response message, set up Bluetooth communication and connect.
In a specific example, the bluetooth module 21 shown in Fig. 2, specifically for receiving speech data and the relevant signaling of conversing that described terminal sends based on described bluetooth configuration information.
Based on said apparatus embodiment, each module (communication module is gsm module) and terminal (as a example by mobile phone), the interaction flow of base station in device described below:
Step 1: bluetooth module and user mobile phone Bluetooth pairing, opens this communication.
Step 2: bluetooth module utilizes bluetooth profiles (profile) to communicate with user mobile phone by bluetooth wireless links, carries out SIM access, communication process control.
Step 3: bluetooth module sends data through main control module to gsm module by serial port.
Step 4:GSM module, by data encryption, carries out gsm protocol encapsulation, and sends data by eating dishes without rice or wine to operator base station.
Step 5: base station automatically with Operator Core Network interaction data, base station transmitting signaling data also receive every signaling and the data of core net feedback, and to gsm module transmission data.
Step 6:GSM module receives the data of base station, is decrypted, and extracts payload, sends data by serial port to bluetooth module.
Step 7: bluetooth module utilizes bluetooth profiles (profile) to communicate with user mobile phone by bluetooth wireless links, carries out SIM access, communication process control.
Step 8: user mobile phone disconnects bluetooth with bluetooth module and is connected, and terminates this communication process.
When technique scheme realizes, the bluetooth module described in step 1 farther includes with mobile phone pairing:
The initiation paging of user mobile phone bluetooth, the bluetooth equipment that lookup around can be searched, bluetooth module scanning outer loop, thus set up ACL connection, L2CAP connection, RFCOMM connection successively；The PIN code of user mobile phone end input bluetooth module, both sides set up application and connect, successful matching.
When technique scheme realizes, the configuration file in step 2 farther includes:
Serial port profile (SerialPortProfile, SPP), hands-free configuration file (Hands-FreeProfile, HFP), SIM accesses configuration file (SIMAccessProfile, SAP) etc., the Bluetooth chip of bluetooth module and user mobile phone is all supported on hardware and achieves these configuration files on software.
When technique scheme realizes, the data sent in step 3 farther include:
The data that bluetooth module is got from mobile phone by bluetooth wireless links, i.e. user mobile phone communication process need each item data transmitted, including every signaling and the speech data of setting up call.
When technique scheme realizes, after step 4, i.e. data are lost after base station by gsm module, and base station, by automatic and Operator Core Network interaction data, until base station is to gsm module feedback data, proceeds step 6.
When technique scheme realizes, the configuration file related in step 7 is consistent with step 2.
When technique scheme realizes, the mobile phone in step 8 disconnects with bluetooth module, by user operation, initiates from user mobile phone end.
Visible, mobile terminal and operators communication flow process introduce bluetooth, by the signaling data of Bluetooth transmission mobile terminal, makes terminal be in holding state in the flow processs such as calling；The bluetooth security communication system so built is the most controlled, thus strengthens mobile communication safety, extends battery of mobile terminal and uses the time, reduces the electromagnetic radiation of user, improve the signal quality under some scene.
It should be noted that in this article, " first " and " second " is used merely to identical name region be separated rather than implied the relation between these titles or order.
It will be understood by those skilled in the art that and each unit in embodiment can be combined into a unit, and multiple subelement can be put them in addition.Except at least some in such feature and/or process or unit is mutually exclusive part, can use any combination that all features disclosed in this specification and so disclosed any method or all processes of equipment or unit are combined.Unless expressly stated otherwise, each feature disclosed in this specification can be replaced by the alternative features providing identical, equivalent or similar purpose.
Those skilled in the art it will be appreciated that, although embodiments more described herein include some feature included in other embodiments rather than further feature, but the combination of the feature of different embodiment means to be within the scope of the present invention and formed different embodiments.
It will be understood by those skilled in the art that each unit in embodiment can realize with hardware, or realize with the software module run on one or more processor, or realize with combinations thereof.It will be understood by those of skill in the art that the some or all functions that microprocessor or digital signal processor (DSP) can be used in practice to realize some or all parts according to embodiments of the present invention.The present invention is also implemented as part or all the equipment for performing method as described herein or device program (such as, computer program and computer program).
Although being described in conjunction with the accompanying embodiments of the present invention, but those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, within the scope of such amendment and modification each fall within and be defined by the appended claims.
Claims (8)
1. a safety communicating method, it is characterised in that including:
Setting up with terminal after Bluetooth communication is connected, sending the bluetooth configuration information preset to described terminal, and receive the data that described terminal sends based on described bluetooth configuration information；
The data received are encrypted, obtain encryption data, and be converted to preset the first object data that mobile communication standard is corresponding by described encryption data, and described first object data are sent to set up the base station of communication connection, so that described first object data are sent to the moving exchanging center MSC of core net by described base station, and receive the feedback data of described MSC.
Method the most according to claim 1, it is characterised in that described method also includes:
After being sent to described first object data set up the base station communicated to connect, receive the described feedback data that described base station sends；Based on default mobile communication standard, described feedback data is resolved, obtain data to be decrypted；Described data to be decrypted are decrypted, obtain the second target data；
Described second target data is sent to described terminal.
Method the most according to claim 1, it is characterised in that described set up Bluetooth communication with terminal and be connected, including:
After the bluetooth page scanning terminal asks message, send bluetooth page response message to described terminal, so that described terminal obtains the PIN PIN carried in described bluetooth page response message, set up Bluetooth communication and connect.
Method the most according to claim 1, it is characterised in that the data that the described terminal of described reception sends based on described bluetooth configuration information, including:
Receive speech data and relevant signaling of conversing that described terminal sends based on described bluetooth configuration information.
5. a secure communication device, it is characterised in that including:
Bluetooth module, for setting up with terminal after Bluetooth communication is connected, sends default bluetooth configuration information to described terminal, and receives the data that described terminal sends based on described bluetooth configuration information；
Communication module, data for receiving described bluetooth module are encrypted, obtain encryption data, and be converted to preset the first object data that mobile communication standard is corresponding by described encryption data, and described first object data are sent to set up the base station of communication connection, so that described first object data are sent to the moving exchanging center MSC of core net by described base station, and receive the feedback data of described MSC.
Device the most according to claim 5, it is characterised in that
Described communication module, is additionally operable to, behind the base station that described first object data are sent to set up communication connection, receive the described feedback data that described base station sends；Based on default mobile communication standard, described feedback data is resolved, obtain data to be decrypted；Described data to be decrypted are decrypted, obtain the second target data；
Described bluetooth module, for being sent to described terminal by described second target data.
Device the most according to claim 5, it is characterised in that
Described bluetooth module, is additionally operable to, after the bluetooth page scanning terminal asks message, send bluetooth page response message to described terminal, so that described terminal obtains the PIN PIN carried in described bluetooth page response message, sets up Bluetooth communication and connect.
Device the most according to claim 5, it is characterised in that
Described bluetooth module, specifically for receiving speech data and the relevant signaling of conversing that described terminal sends based on described bluetooth configuration information.
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| CN201610283862.9A CN105828278A (en) | 2016-04-29 | 2016-04-29 | Secure communication method and device |
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| CN201610283862.9A CN105828278A (en) | 2016-04-29 | 2016-04-29 | Secure communication method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105120457A (en) * | 2015-09-22 | 2015-12-02 | 南京嘉谷初成通信科技有限公司 | Mobile communication circuit domain voice processing apparatus, method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105120457A (en) * | 2015-09-22 | 2015-12-02 | 南京嘉谷初成通信科技有限公司 | Mobile communication circuit domain voice processing apparatus, method and system |
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