CN106412889A - Pseudo base station recognition device and method - Google Patents
Pseudo base station recognition device and method Download PDFInfo
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- CN106412889A CN106412889A CN201610613245.0A CN201610613245A CN106412889A CN 106412889 A CN106412889 A CN 106412889A CN 201610613245 A CN201610613245 A CN 201610613245A CN 106412889 A CN106412889 A CN 106412889A
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- base station
- pseudo
- frequency range
- radio service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/08—Access security
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/12—Detection or prevention of fraud
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- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a pseudo base station recognition device and method. The pseudo base station recognition method comprises the steps of sending a general packet radio service data packet request to a preset network server side after a mobile terminal registers in a base station corresponding to a GSM network band; judging whether data packet information fed back by the server side according to the general packet radio service data packet request is received in a preset time period or not; and setting a band corresponding to a currently registered base station to be a pseudo base station when the data packet information fed back by the server side according to the general packet radio service data packet request is not received in the preset time period. According to the device and the method, the security of employing the mobile terminal in a state of accessing a GSM network for communication is improved.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly, to a kind of pseudo-base station identifying device and method.
Background technology
In recent years, pseudo-base station note is swindled and is stolen the infringements such as personal information and is becoming increasingly rampant, and has obtained government related
Administration section and the attention of telecom operators (as companies such as telecommunications, movement, UNICOMs)." pseudo-base station " equipment is typically by main frame and pen
Remember that this computer is formed, can be searched by relevant devices such as sending short messages in groups device, note transmitters take centered on it, certain radius
In the range of mobile phone card information, by the base station of the operator that disguises oneself as, falsely use other people phone numbers or public service number by force
Send the short messages such as swindle, ad promotions, the link of implantation wooden horse to user mobile phone.When pseudo-base station equipment runs, user mobile phone
Paging signal is forced to be connected on this equipment, leads to the service that mobile phone cannot normally be provided, cellphone subscriber using operator
Regular net typically can be temporarily disengaged from and after 8～12 seconds, recover normal.And, it also results in cellphone subscriber's continually more new position,
Make the wireless network resource anxiety in this region and network congestion phenomenon occurs, the normal operation of impact communication network.
However, there is no the preferable method identifying pseudo-base station at present.
Content of the invention
Present invention is primarily targeted at propose a kind of pseudo-base station identifying device and method connecing it is intended to improve mobile terminal
Enter the safety using in the state of GSM network is communicated.
For achieving the above object, a kind of pseudo-base station identifying device that the present invention provides is it is characterised in that described pseudo-base station is known
Other device includes：
Sending module, for after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network clothes
Business end sends general packet radio service data packet request；
First judge module, for judging whether receive described network service end in preset time period according to described logical
Packet information with packet wireless service data packet request feedback；
Setting module, does not receive described network service end according to described general packet no for working as in preset time period
During the packet information of line service data bag request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
Alternatively, described pseudo-base station identifying device also includes：
Memory module, for storing the corresponding frequency range in base station of current registration to default pseudo-base station band table；
And/or display module, for the corresponding frequency range in base station of current registration is shown as pseudo-base station.
Alternatively, described pseudo-base station identifying device also includes：
Processing module, for disconnecting mobile terminal and the registration of the corresponding frequency range in base station of current registration or according to again true
Fixed GSM network frequency range is registered.
Alternatively, described pseudo-base station identifying device also includes：
Second judge module, judges whether to enter pseudo-base station recognition mode；
When mobile terminal enters under pseudo-base station recognition mode, execute described mobile terminal in the corresponding base of GSM network frequency range
After registering on standing, send general packet radio service data packet request step to preset network service end.
Alternatively, described general packet radio service includes one of GPRS, EGPRS.
Additionally, for achieving the above object, the present invention also proposes a kind of pseudo-base station recognition methodss it is characterised in that described puppet
Base station identification approach comprises the following steps：
After mobile terminal is registered on the corresponding base station of GSM network frequency range, send general to preset network service end
Packet wireless service data packet request；
Judge whether receive described network service end in preset time period according to described general packet radio service number
Packet information according to bag request feedback；
When not receiving described network service end in preset time period according to described general packet radio service packet
During the packet information of request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
Alternatively, described pseudo-base station recognition methodss also include：
The corresponding frequency range in base station of current registration is stored to default pseudo-base station band table and/or by current registration
The corresponding frequency range in base station is shown as pseudo-base station.
Alternatively, described pseudo-base station recognition methodss also include：
Disconnect the registration or according to the GSM network redefining frequently of mobile terminal and the corresponding frequency range in base station of current registration
Duan Jinhang registers.
Alternatively, described pseudo-base station recognition methodss also include：
Judge whether to enter pseudo-base station recognition mode；
When mobile terminal enters under pseudo-base station recognition mode, execute described mobile terminal in the corresponding base of GSM network frequency range
After registering on standing, send general packet radio service data packet request step to preset network service end.
Alternatively, described general packet radio service includes one of GPRS, EGPRS.
The embodiment of the present invention by after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset net
Network service end sends general packet radio service data packet request；Judge whether receive described network clothes in preset time period
The packet information that business end is fed back according to described general packet radio service data packet request；When not receiving in preset time period
During the packet information fed back according to described general packet radio service data packet request to described network service end, will currently note
The corresponding frequency range in base station of volume is set as pseudo-base station.Thus being differentiated according to the networking state characteristic of true base station and pseudo-base station,
Whether to identify base station that user mobile phone is currently accessed as pseudo-base station, therefore improve mobile terminal and enter accessing GSM network
The safety using in the state of row communication.
Brief description
Fig. 1 is the hardware architecture diagram of an optional mobile terminal realizing each embodiment of the present invention；
Fig. 2 is the schematic network structure of the embodiment of the present invention；
Fig. 3 is the structural representation of pseudo-base station identifying device one embodiment of the present invention；
Fig. 4 is the structural representation of another embodiment of pseudo-base station identifying device of the present invention；
Fig. 5 is the schematic flow sheet of pseudo-base station recognition methodss one embodiment of the present invention；
Fig. 6 is the schematic flow sheet of another embodiment of pseudo-base station recognition methodss of the present invention；
Fig. 7 is the schematic flow sheet of the another embodiment of pseudo-base station recognition methodss of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
It should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Realize the mobile terminal of each embodiment of the present invention referring now to Description of Drawings.In follow-up description, use
For represent element such as " module ", " part " or " unit " suffix only for being conducive to the explanation of the present invention, itself
Not specific meaning.Therefore, " module " and " part " can mixedly use.
Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP
The mobile terminal of (portable media player), guider etc. and such as numeral TV, desk computer etc. consolidate
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for moving
Outside the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 is that the hardware configuration of an optional mobile terminal realizing each embodiment of the present invention is illustrated.The present invention is real
The mobile terminal 1 00 applying example includes：Antenna 101, transceiver 102, processor 103, digital signal processing chip 104, encoding and decoding
Device 105, receiver 106, mike 107 and Subscriber Identity Module 108.
Subscriber Identity Module 108 is used for being attached with mobile terminal 1 00 and information exchanges, and provides mobile communication business (language
Sound business, data service etc.) needed for related data, and its storage inside user profile, short message, execution authentication arithmetic and
Produce cryptographic keys etc..
Digital signal processing chip 104 includes suitable hardware, logical device, circuit and/or coding, is used for carrying out audio frequency
Signal processing, for example, the Audio Signal Processing such as echo suppression in communication process, noise suppressed.
Codec (Codec) 105 includes suitable hardware, logical device, circuit and/or coding, be used for carrying out A/D with
And D/A conversion.
Antenna 101 is used for transmitting and receipt signal.
Receiver 106 includes suitable hardware, logical device, circuit and/or coding, for exporting acoustical signal.
Mike 107 includes suitable hardware, logical device, circuit and/or coding, for gathering voice signal.
Transceiver 102 is responsible for modulating radio frequency band from processor signal, and after processing through power amplification etc. by
Antenna is launched.The signal that transceiver 102 is also responsible for receiving antenna the process such as amplifies, is mixed through low power noise
Send into processor 103 afterwards.
Processor 103 is used for carrying out the Base-Band Processing function of communication protocol stack physical layer, including digital joint-detection, tune
System/demodulation, chnnel coding/decoding etc., and for processing the logical operation of complexity and carrying out task distribution, provide the user
Interactive interface, operating system of execution mobile terminal etc..Additionally, mobile terminal 1 00 also includes memorizer, power subsystem, positioning
Unit, display unit etc. are used for executing corresponding function.
The embodiment of the present invention, in order to solve pseudo-base station identification problem of the prior art, as shown in Figure 2, arranges one the 3rd
Square AUC, mobile terminal passes through to send authentication request to third party AUC, and receives authentication verification information, with basis
Authentication verification information judges whether the base station accessed is pseudo-base station, thus identifying pseudo-base station, improve mobile terminal and accessing
The safety that mobile communications network uses in the state of being communicated.
Based on above-mentioned mobile terminal hardware configuration and communication system, propose pseudo-base station identifying device of the present invention and method is each
Individual embodiment.
As shown in figure 3, first embodiment of the invention proposes a kind of pseudo-base station identifying device, this pseudo-base station identifying device bag
Include：
Sending module 10, for after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network
Service end sends general packet radio service data packet request；
The pseudo-base station identifying device that the present embodiment provides is mainly used in mobile terminal, under GSM network environment
Whether the base station to communication of mobile terminal is that pseudo-base station is identified.This mobile terminal is preferably mobile phone, in following embodiment
So that this mobile terminal is mobile phone as a example it is described in detail.Specifically, pseudo-base station obtains on mobile phone typically by engineering mobile phone
Adjacent cell BCCH (Broadcast Control Channel, BCCH) frequency and field intensity information, selected signal is the weakest
Cell pretended；Then selected and reselection algorithm according to GSM cell, pseudo-base station cell generates great C2 value, to suck
The user mobile phone of surrounding is resident (i.e. mobile phone accesses the GSM network of this pseudo-base station establishment).Now, pseudo-base station can obtain user
The network bottom layer information such as TMSI/IMSI/IMEI, is finally arranged any calling number and is sent to user's transmission by SDCCH channel
Information (for example, fraud text message).Therefore, pseudo-base station is not interconnected with real mobile network, when user mobile phone is linked into pseudo-base station
Afterwards it is impossible to send general packet radio service packet to actual user and network service end.
Network service end in embodiments of the present invention is third party's webserver, can respond user mobile phone transmission
General packet radio service data packet request.Specifically, the structure of this webserver can be configured according to actual needs.
First judge module 11, for judging whether receive described network service end in preset time period according to described
The packet information of general packet radio service data packet request feedback；
Setting module 12, does not receive described network service end according to described general packet for working as in preset time period
During the packet information of wireless service data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
In the present embodiment, general packet radio service include GPRS (General Packet Radio Service, lead to
Be grouped wireless service), EGPRS (Enhance General Packet Radio Service, enhancement type general use grouping wireless
One of service).
Specifically, mobile phone, when carrying out cell reselection and net is searched in start, needs to the more new registration of base station launch position.Only
After mobile phone is registered on true base station, just can carry out general packet wireless business.Thus, the embodiment of the present invention is led to
Cross start and search identification pseudo-base station in net registration and cell reselection register flow path.
After mobile phone is to the more new registration of base station launch position, base station can determine whether to permit according to the registration request receiving
Permitted current phone to be registered, if allowing mobile phone in this base station login, user mobile phone can carry out general point by this network
Group wireless service business.
And when mobile phone access is when being pseudo-base station, because pseudo-base station can not carry out general packet radio service packet biography
Defeated, though now mobile phone can cannot ask general packet radio service packet with base station communication.Therefore, when being sent out by mobile phone
Serve after stating general packet radio service data packet request, if the pseudo-base station that mobile phone accesses, above-mentioned general packet radio service
Data packet request cannot be sent to the above-mentioned webserver, and mobile phone also cannot receive the above-mentioned webserver according to general simultaneously
The general packet radio service response package information that packet wireless service data packet request is made.
If user mobile phone is registered on base station, and send general packet radio service data packet request to server
Afterwards, can be by judging whether receive above-mentioned general packet radio service response package or feedback letter in preset time period
Breath is so that it is determined that whether the base station currently registered of user mobile phone is as pseudo-base station.
The time span of above-mentioned preset time period can be configured according to actual needs, in the present embodiment, when this is default
Between section be fiducial value for judging to receive above-mentioned general packet radio service packet information whether time-out.Concrete time span
Here does not further limit.
Further, with reference to Fig. 4, based on pseudo-base station identifying device first embodiment of the present invention, know in pseudo-base station of the present invention
In other device second embodiment, this pseudo-base station identifying device includes：
Sending module 10, for after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network
Service end sends general packet radio service data packet request；
First judge module 11, for judging whether receive described network service end in preset time period according to described
The packet information of general packet radio service data packet request feedback；
Setting module 12, does not receive described network service end according to described general packet for working as in preset time period
During the packet information of wireless service data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station；
Memory module 13, for storing the corresponding frequency range in base station of current registration to default pseudo-base station band table.
Specifically, mobile phone, when carrying out cell reselection and net is searched in start, needs to the more new registration of base station launch position.Only
After mobile phone is registered on true base station, just can carry out general packet wireless business.Thus, the embodiment of the present invention is led to
Cross start and search identification pseudo-base station in net registration and cell reselection register flow path.
After mobile phone is to the more new registration of base station launch position, base station can determine whether to permit according to the registration request receiving
Permitted current phone to be registered, if allowing mobile phone in this base station login, user mobile phone can carry out general point by this network
Group wireless service business.
And when mobile phone access is when being pseudo-base station, because pseudo-base station can not carry out general packet radio service packet biography
Defeated, though now mobile phone can cannot ask general packet radio service packet with base station communication.Therefore, when being sent out by mobile phone
Serve after stating general packet radio service data packet request, if the pseudo-base station that mobile phone accesses, above-mentioned general packet radio service
Data packet request cannot be sent to the above-mentioned webserver, and mobile phone also cannot receive the above-mentioned webserver according to general simultaneously
The general packet radio service response package information that packet wireless service data packet request is made.
If user mobile phone is registered on base station, and send general packet radio service data packet request to server
Afterwards, can be by judging whether receive above-mentioned general packet radio service response package or feedback letter in preset time period
Breath is so that it is determined that whether the base station currently registered of user mobile phone is as pseudo-base station.
The time span of above-mentioned preset time period can be configured according to actual needs, in the present embodiment, when this is default
Between section be fiducial value for judging to receive above-mentioned general packet radio service packet information whether time-out.Concrete time span
Here does not further limit.
When the base station determining that mobile terminal is currently accessed is pseudo-base station, the corresponding frequency range in base station of current registration can be made
Store to default pseudo-base station band table for pseudo-base station frequency range.This pseudo-base station band table is a blacklist, for storing user
The pseudo-base station frequency range that history detects.
Further, with reference to Fig. 4, based on pseudo-base station identifying device first embodiment of the present invention, know in pseudo-base station of the present invention
In other device 3rd embodiment, this pseudo-base station identifying device includes：
Sending module 10, for after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network
Service end sends general packet radio service data packet request；
First judge module 11, for judging whether receive described network service end in preset time period according to described
The packet information of general packet radio service data packet request feedback；
Setting module 12, does not receive described network service end according to described general packet for working as in preset time period
During the packet information of wireless service data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station；
Memory module 13, for storing the corresponding frequency range in base station of current registration to default pseudo-base station band table.
Processing module 15, for disconnecting mobile terminal and the registration of the corresponding frequency range in base station of current registration or according to again
The GSM network frequency range determining is registered.
Specifically, mobile phone, when carrying out cell reselection and net is searched in start, needs to the more new registration of base station launch position.Only
After mobile phone is registered on true base station, just can carry out general packet wireless business.Thus, the embodiment of the present invention is led to
Cross start and search identification pseudo-base station in net registration and cell reselection register flow path.
After mobile phone is to the more new registration of base station launch position, base station can determine whether to permit according to the registration request receiving
Permitted current phone to be registered, if allowing mobile phone in this base station login, user mobile phone can carry out general point by this network
Group wireless service business.
And when mobile phone access is when being pseudo-base station, because pseudo-base station can not carry out general packet radio service packet biography
Defeated, though now mobile phone can cannot ask general packet radio service packet with base station communication.Therefore, when being sent out by mobile phone
Serve after stating general packet radio service data packet request, if the pseudo-base station that mobile phone accesses, above-mentioned general packet radio service
Data packet request cannot be sent to the above-mentioned webserver, and mobile phone also cannot receive the above-mentioned webserver according to logical simultaneously
The general packet radio service response package information made with packet wireless service data packet request.
If user mobile phone is registered on base station, and send general packet radio service data packet request to server
Afterwards, can be by judging whether receive above-mentioned general packet radio service response package or feedback letter in preset time period
Breath is so that it is determined that whether the base station currently registered of user mobile phone is as pseudo-base station.
The time span of above-mentioned preset time period can be configured according to actual needs, in the present embodiment, when this is default
Between section be fiducial value for judging to receive above-mentioned general packet radio service packet information whether time-out.Concrete time span
Here does not further limit.
When the base station determining that mobile terminal is currently accessed is pseudo-base station, the corresponding frequency range in base station of current registration can be made
Store to default pseudo-base station band table for pseudo-base station frequency range.This pseudo-base station band table is a blacklist, for storing user
The pseudo-base station frequency range that history detects.
Then according to current search to network frequency range and this pseudo-base station band table reselect new GSM network frequency
Section, and registered in this corresponding base station of GSM network frequency range.Or disconnect the corresponding frequency in base station of mobile terminal and current registration
The registration of section.
It is understood that can be configured according to actual needs for the flow process re-starting registration.
Specifically, when last registration is to search net registration, then registered redefining GSM network frequency range to be registered
When, it is possible to use the last time searches the result of net or using the result again searching net；When last registration is X2G gravity treatment registration,
Then when redefining GSM network frequency range to be registered and being registered, can only re-start and search net, using the knot again searching net
Really.
After determining network frequency range to be registered, first determine whether whether this network frequency range to be registered is GSM frequency range, if
GSM frequency range then needs to carry out pseudo-base station frequency range judgement, if not GSM frequency range, then does not need to carry out pseudo-base station judgement, directly initiates
Location updating is registered.In the present embodiment, can be marked according to the pseudo-base station frequency range counting before and build table, and store
Form the pseudo-base station band table prestoring in the middle of mobile phone.When carrying out pseudo-base station frequency range and judging, judge in the pseudo-base station frequency prestoring
Whether there is network frequency range to be registered in segment table；If existing it is determined that network frequency range to be registered is pseudo-base station frequency range；If no
Exist it is determined that network frequency range to be registered is true base station frequency band.
Now, if network currently to be registered is judged as true base station frequency band, can be directly to network frequency range to be registered
The more new registration of respective base station launch position；If currently network to be registered is judged as pseudo-base station frequency range, can be strong according to signal
Degree puts in order and redefines network frequency range to be registered, and whether be then followed by the network frequency range to be registered after switching is pseudo-
Base station frequency band is judged, to restart register flow path.
Further, with reference to Fig. 4, based on pseudo-base station identifying device first embodiment of the present invention, know in pseudo-base station of the present invention
In other device fourth embodiment, this pseudo-base station identifying device also includes：
Display module 14, for being shown as pseudo-base station by the corresponding frequency range in base station of current registration.
The corresponding frequency range in base station of current registration is shown as pseudo-base station by display module by the present embodiment.
Further, with reference to Fig. 4, based on pseudo-base station identifying device first embodiment of the present invention, know in pseudo-base station of the present invention
In other device the 5th embodiment, this pseudo-base station identifying device includes：
Sending module 10, for after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network
Service end sends general packet radio service data packet request；
First judge module 11, for judging whether receive described network service end in preset time period according to described
The packet information of general packet radio service data packet request feedback；
Setting module 12, does not receive described network service end according to described general packet for working as in preset time period
During the packet information of wireless service data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
It is understood that because different users is to there being different demands, spy can also be arranged in the present embodiment
Fixed pattern, to determine after mobile terminal is registered on base station, if the base station currently registered is sentenced as pseudo-base station
Disconnected.Specifically, the pseudo-base station identifying device that the present embodiment provides is with the difference of above-mentioned pseudo-base station identifying device, in above-mentioned puppet
Identification of base stations device also includes：Second judge module 16, is used for judging whether to enter pseudo-base station recognition mode；Above-mentioned first judgement
Module is specifically for when mobile terminal enters under pseudo-base station recognition mode, executing described mobile terminal and corresponding in GSM network frequency range
Base station on register after, send general packet radio service data packet request step to preset network service end.
In the present embodiment, a display interface can be exported for user input the need of carrying out pseudo-base station identification.When
When user selects to need to enter pseudo-base station identification, mobile phone is controlled to enter pseudo-base station recognition mode, now whenever being switched to new GSM
When in network, then after mobile phone is registered to base station, the base station of current registration is identified.Due to authenticating to base station
Process there is time delay in itself, therefore there is no need at every moment to registration base station authenticate, pseudo-base station after all
Probability of occurrence is little, and user carries out when carrying out important operation authenticating.Therefore in the present embodiment, whether carrying out to mobile phone
Authentication is provided with proprietary pattern, can improve the motility of authentication operations.
The embodiment of the present invention by after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset net
Network service end sends general packet radio service data packet request；Judge whether receive described network clothes in preset time period
The packet information that business end is fed back according to described general packet radio service data packet request；When not receiving in preset time period
During the packet information fed back according to described general packet radio service data packet request to described network service end, will currently note
The corresponding frequency range in base station of volume is set as pseudo-base station.Thus being differentiated according to the networking state characteristic of true base station and pseudo-base station,
Whether to identify base station that user mobile phone is currently accessed as pseudo-base station, therefore improve mobile terminal and enter accessing GSM network
The safety using in the state of row communication.
As shown in Figure 5 it is proposed that the first embodiment of pseudo-base station recognition methodss of the present invention, this pseudo-base station recognition methodss bag
Include：
Step S100, after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network service
End sends general packet radio service data packet request；
The pseudo-base station identifying device that the present embodiment provides is mainly used in mobile terminal, under GSM network environment
Whether the base station to communication of mobile terminal is that pseudo-base station is identified.This mobile terminal is preferably mobile phone, in following embodiment
So that this mobile terminal is mobile phone as a example it is described in detail.Specifically, pseudo-base station obtains on mobile phone typically by engineering mobile phone
Adjacent cell BCCH (Broadcast Control Channel, BCCH) frequency and field intensity information, selected signal is the weakest
Cell pretended；Then selected and reselection algorithm according to GSM cell, pseudo-base station cell generates great C2 value, to suck
The user mobile phone of surrounding is resident (i.e. mobile phone accesses the GSM network of this pseudo-base station establishment).Now, pseudo-base station can obtain user
The network bottom layer information such as TMSI/IMSI/IMEI, is finally arranged any calling number and is sent to user's transmission by SDCCH channel
Information (for example, fraud text message).Therefore, pseudo-base station is not interconnected with real mobile network, when user mobile phone is linked into pseudo-base station
Afterwards it is impossible to send general packet radio service packet to actual user and network service end.
Network service end in embodiments of the present invention is third party's webserver, can respond user mobile phone transmission
General packet radio service data packet request.Specifically, the structure of this webserver can be configured according to actual needs.
Step S110, judges whether receive described network service end in preset time period according to described general packet no
The packet information of line service data bag request feedback；
Step S120, takes according to described general grouped wireless when not receiving described network service end in preset time period
During the packet information of business data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
In the present embodiment, general packet radio service include GPRS (General Packet Radio Service, lead to
Be grouped wireless service), EGPRS (Enhance General Packet Radio Service, enhancement type general use grouping wireless
One of service).
Specifically, mobile phone, when carrying out cell reselection and net is searched in start, needs to the more new registration of base station launch position.Only
After mobile phone is registered on true base station, just can carry out general packet wireless business.Thus, the embodiment of the present invention is led to
Cross start and search identification pseudo-base station in net registration and cell reselection register flow path.
After mobile phone is to the more new registration of base station launch position, base station can determine whether to permit according to the registration request receiving
Permitted current phone to be registered, if allowing mobile phone in this base station login, user mobile phone can carry out general point by this network
Group wireless service business.
And when mobile phone access is when being pseudo-base station, because pseudo-base station can not carry out general packet radio service packet biography
Defeated, though now mobile phone can cannot ask general packet radio service packet with base station communication.Therefore, when being sent out by mobile phone
Serve after stating general packet radio service data packet request, if the pseudo-base station that mobile phone accesses, above-mentioned general packet radio service
Data packet request cannot be sent to the above-mentioned webserver, and mobile phone also cannot receive the above-mentioned webserver according to general simultaneously
The general packet radio service response package information that packet wireless service data packet request is made.
If user mobile phone is registered on base station, and send general packet radio service data packet request to server
Afterwards, can be by judging whether receive above-mentioned general packet radio service response package or feedback letter in preset time period
Breath is so that it is determined that whether the base station currently registered of user mobile phone is as pseudo-base station.
The time span of above-mentioned preset time period can be configured according to actual needs, in the present embodiment, when this is default
Between section be fiducial value for judging to receive above-mentioned general packet radio service packet information whether time-out.Concrete time span
Here does not further limit.
The embodiment of the present invention by after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset net
Network service end sends general packet radio service data packet request；Judge whether receive described network clothes in preset time period
The packet information that business end is fed back according to described general packet radio service data packet request；When not receiving in preset time period
During the packet information fed back according to described general packet radio service data packet request to described network service end, will be current
The corresponding frequency range in base station of registration is set as pseudo-base station.Thus being sentenced according to the networking state characteristic of true base station and pseudo-base station
Not, whether as pseudo-base station, therefore improve mobile terminal and accessing GSM network to identify base station that user mobile phone is currently accessed
The safety using in the state of being communicated.
Further, with reference to Fig. 6, based on pseudo-base station recognition methodss first embodiment of the present invention, know in pseudo-base station of the present invention
In other method second embodiment, this pseudo-base station recognition methods includes：
Step S100, after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network service end
Send general packet radio service data packet request；
Step S110, judges whether receive described network service end in preset time period according to described general packet no
The packet information of line service data bag request feedback；
Step S120, takes according to described general grouped wireless when not receiving described network service end in preset time period
During the packet information of business data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station；
Step S130, the corresponding frequency range in base station of current registration is stored to default pseudo-base station band table.
Specifically, mobile phone, when carrying out cell reselection and net is searched in start, needs to the more new registration of base station launch position.Only
After mobile phone is registered on true base station, just can carry out general packet wireless business.Thus, the embodiment of the present invention is led to
Cross start and search identification pseudo-base station in net registration and cell reselection register flow path.
After mobile phone is to the more new registration of base station launch position, base station can determine whether to permit according to the registration request receiving
Permitted current phone to be registered, if allowing mobile phone in this base station login, user mobile phone can carry out general point by this network
Group wireless service business.
And when mobile phone access is when being pseudo-base station, because pseudo-base station can not carry out general packet radio service packet biography
Defeated, though now mobile phone can cannot ask general packet radio service packet with base station communication.Therefore, when being sent out by mobile phone
Serve after stating general packet radio service data packet request, if the pseudo-base station that mobile phone accesses, above-mentioned general packet radio service
Data packet request cannot be sent to the above-mentioned webserver, and mobile phone also cannot receive the above-mentioned webserver according to general simultaneously
The general packet radio service response package information that packet wireless service data packet request is made.
If user mobile phone is registered on base station, and send general packet radio service data packet request to server
Afterwards, can be by judging whether receive above-mentioned general packet radio service response package or feedback letter in preset time period
Breath is so that it is determined that whether the base station currently registered of user mobile phone is as pseudo-base station.
The time span of above-mentioned preset time period can be configured according to actual needs, in the present embodiment, when this is default
Between section be fiducial value for judging to receive above-mentioned general packet radio service packet information whether time-out.Concrete time span
Here does not further limit.
When the base station determining that mobile terminal is currently accessed is pseudo-base station, the corresponding frequency range in base station of current registration can be made
Store to default pseudo-base station band table for pseudo-base station frequency range.This pseudo-base station band table is a blacklist, for storing user
The pseudo-base station frequency range that history detects.
Further, with reference to Fig. 6, based on pseudo-base station recognition methodss first embodiment of the present invention, know in pseudo-base station of the present invention
In other method 3rd embodiment, this pseudo-base station recognition methods includes：
Step S100, after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network service end
Send general packet radio service data packet request；
Step S110, judges whether receive described network service end in preset time period according to described general packet no
The packet information of line service data bag request feedback；
Step S120, takes according to described general grouped wireless when not receiving described network service end in preset time period
During the packet information of business data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station；
Step S130, the corresponding frequency range in base station of current registration is stored to default pseudo-base station band table；
Step S150, disconnects the registration of mobile terminal and the corresponding frequency range in base station currently registered or according to redefining
GSM network frequency range is registered.
Specifically, mobile phone, when carrying out cell reselection and net is searched in start, needs to the more new registration of base station launch position.Only
After mobile phone is registered on true base station, just can carry out general packet wireless business.Thus, the embodiment of the present invention is led to
Cross start and search identification pseudo-base station in net registration and cell reselection register flow path.
After mobile phone is to the more new registration of base station launch position, base station can determine whether to permit according to the registration request receiving
Permitted current phone to be registered, if allowing mobile phone in this base station login, user mobile phone can carry out general point by this network
Group wireless service business.
And when mobile phone access is when being pseudo-base station, because pseudo-base station can not carry out general packet radio service packet biography
Defeated, though now mobile phone can cannot ask general packet radio service packet with base station communication.Therefore, when being sent out by mobile phone
Serve after stating general packet radio service data packet request, if the pseudo-base station that mobile phone accesses, above-mentioned general packet radio service
Data packet request cannot be sent to the above-mentioned webserver, and mobile phone also cannot receive the above-mentioned webserver according to general simultaneously
The general packet radio service response package information that packet wireless service data packet request is made.
If user mobile phone is registered on base station, and send general packet radio service data packet request to server
Afterwards, can be by judging whether receive above-mentioned general packet radio service response package or feedback letter in preset time period
Breath is so that it is determined that whether the base station currently registered of user mobile phone is as pseudo-base station.
The time span of above-mentioned preset time period can be configured according to actual needs, in the present embodiment, when this is default
Between section be fiducial value for judging to receive above-mentioned general packet radio service packet information whether time-out.Concrete time span
Here does not further limit.
When the base station determining that mobile terminal is currently accessed is pseudo-base station, the corresponding frequency range in base station of current registration can be made
Store to default pseudo-base station band table for pseudo-base station frequency range.This pseudo-base station band table is a blacklist, for storing user
The pseudo-base station frequency range that history detects.
Then according to current search to network frequency range and this pseudo-base station band table reselect new GSM network frequency
Section, and registered in this corresponding base station of GSM network frequency range.Or disconnect the corresponding frequency in base station of mobile terminal and current registration
The registration of section.
It is understood that can be configured according to actual needs for the flow process re-starting registration.
Specifically, when last registration is to search net registration, then registered redefining GSM network frequency range to be registered
When, it is possible to use the last time searches the result of net or using the result again searching net；When last registration is X2G gravity treatment registration,
Then when redefining GSM network frequency range to be registered and being registered, can only re-start and search net, using the knot again searching net
Really.
After determining network frequency range to be registered, first determine whether whether this network frequency range to be registered is GSM frequency range, if
GSM frequency range then needs to carry out pseudo-base station frequency range judgement, if not GSM frequency range, then does not need to carry out pseudo-base station judgement, directly initiates
Location updating is registered.In the present embodiment, can be marked according to the pseudo-base station frequency range counting before and build table, and store
Form the pseudo-base station band table prestoring in the middle of mobile phone.When carrying out pseudo-base station frequency range and judging, judge in the pseudo-base station frequency prestoring
Whether there is network frequency range to be registered in segment table；If existing it is determined that network frequency range to be registered is pseudo-base station frequency range；If no
Exist it is determined that network frequency range to be registered is true base station frequency band.
Now, if network currently to be registered is judged as true base station frequency band, can be directly to network frequency range to be registered
The more new registration of respective base station launch position；If currently network to be registered is judged as pseudo-base station frequency range, can be strong according to signal
Degree puts in order and redefines network frequency range to be registered, and whether be then followed by the network frequency range to be registered after switching is pseudo-
Base station frequency band is judged, to restart register flow path.
Further, with reference to Fig. 7, based on pseudo-base station recognition methodss first embodiment of the present invention, know in pseudo-base station of the present invention
In other method fourth embodiment, this pseudo-base station recognition methods also includes：
Step S140, the corresponding frequency range in base station of current registration is shown as pseudo-base station.
The corresponding frequency range in base station of current registration is shown as pseudo-base station by display module by the present embodiment.
Further, based on pseudo-base station recognition methodss first embodiment of the present invention, in pseudo-base station recognition methodss of the present invention
In five embodiments, this pseudo-base station recognition methods also includes：
Step S100, after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network service end
Send general packet radio service data packet request；
Step S110, judges whether receive described network service end in preset time period according to described general packet no
The packet information of line service data bag request feedback；
Step S120, takes according to described general grouped wireless when not receiving described network service end in preset time period
During the packet information of business data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station；
It is understood that because different users is to there being different demands, spy can also be arranged in the present embodiment
Fixed pattern, to determine after mobile terminal is registered on base station, if the base station currently registered is judged as pseudo-base station.
Specifically, the pseudo-base station recognition methodss that the present embodiment provides are with the difference of above-mentioned pseudo-base station recognition methodss, in above-mentioned steps
Also include before S100：Judge whether to enter pseudo-base station recognition mode；Above-mentioned steps S100 are specially：When mobile terminal enters puppet
Under station identification pattern, and after mobile terminal is registered on the corresponding base station of GSM network frequency range, send mirror to preset server
Power request.
In the present embodiment, a display interface can be exported for user input the need of carrying out pseudo-base station identification.When
When user selects to need to enter pseudo-base station identification, mobile phone is controlled to enter pseudo-base station recognition mode, now whenever being switched to new GSM
When in network, then after mobile phone is registered to base station, the base station of current registration is identified.Due to authenticating to base station
Process there is time delay in itself, therefore there is no need at every moment to registration base station authenticate, pseudo-base station after all
Probability of occurrence is little, and user carries out when carrying out important operation authenticating.Therefore in the present embodiment, whether entering to mobile phone
Row authentication is provided with proprietary pattern, can improve the motility of authentication operations.
The embodiment of the present invention by after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset net
Network service end sends general packet radio service data packet request；Judge whether receive described network clothes in preset time period
The packet information that business end is fed back according to described general packet radio service data packet request；When not receiving in preset time period
During the packet information fed back according to described general packet radio service data packet request to described network service end, will currently note
The corresponding frequency range in base station of volume is set as pseudo-base station.Thus being differentiated according to the networking state characteristic of true base station and pseudo-base station,
Whether to identify base station that user mobile phone is currently accessed as pseudo-base station, therefore improve mobile terminal and enter accessing GSM network
The safety using in the state of row communication.
It should be noted that herein, term " inclusion ", " comprising " or its any other variant are intended to non-row
The comprising of his property, so that including a series of process of key elements, method, article or device not only include those key elements, and
And also include other key elements of being not expressly set out, or also include intrinsic for this process, method, article or device institute
Key element.In the absence of more restrictions, the key element being limited by sentence " including ... " is it is not excluded that including being somebody's turn to do
Also there is other identical element in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
For illustrative purposes, description above employs specific term, to provide thorough understanding of the present invention.So
And, it will be apparent to those skilled in the art that not needing concrete details to put into practice the present invention.The present invention
The described above of specific embodiment be to present for purposes of illustration and description.They be not intended in detail or by this
Bright it is limited to disclosed precise forms.In view of religious doctrine above, many modifications and variations are possible.In order to best explain this
Invention principle and its practical application and illustrate and describe these embodiments, so that others skilled in the art can
Best using the present invention and the various embodiments with the various modifications being suitable to expected specific use.It is intended to the present invention's
Scope to be limited by following claims and its equivalent.
These are only the preferred embodiments of the present invention, not thereby limit the present invention the scope of the claims, every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of pseudo-base station identifying device is it is characterised in that described pseudo-base station identifying device includes：
Sending module, for after mobile terminal is registered on the corresponding base station of GSM network frequency range, to preset network service end
Send general packet radio service data packet request；
First judge module, for judging whether receive described network service end in preset time period according to described general point
The packet information of group wireless service data packet request feedback；
Setting module, takes according to described general grouped wireless for ought not receiving described network service end in preset time period
During the packet information of business data packet request feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
2. pseudo-base station identifying device as claimed in claim 1 is it is characterised in that described pseudo-base station identifying device also includes：
Memory module, for storing the corresponding frequency range in base station of current registration to default pseudo-base station band table；
And/or display module, for the corresponding frequency range in base station of current registration is shown as pseudo-base station.
3. pseudo-base station identifying device as claimed in claim 1 is it is characterised in that described pseudo-base station identifying device also includes：
Processing module, for disconnecting the registration of mobile terminal and the corresponding frequency range in base station of current registration or according to redefining
GSM network frequency range is registered.
4. described pseudo-base station identifying device as arbitrary in claim 1-3 is it is characterised in that described pseudo-base station identifying device is also wrapped
Include：
Second judge module, judges whether to enter pseudo-base station recognition mode；
When mobile terminal enters under pseudo-base station recognition mode, execute described mobile terminal on the corresponding base station of GSM network frequency range
After registration, send general packet radio service data packet request step to preset network service end.
5. described pseudo-base station identifying device as arbitrary in claim 1-4 is it is characterised in that described general packet radio service bag
Include one of GPRS, EGPRS.
6. a kind of pseudo-base station recognition methodss are it is characterised in that described pseudo-base station recognition methodss comprise the following steps：
After mobile terminal is registered on the corresponding base station of GSM network frequency range, send general packet to preset network service end
Wireless service data packet request；
Judge whether receive described network service end in preset time period according to described general packet radio service packet
The packet information of request feedback；
When not receiving described network service end in preset time period according to described general packet radio service data packet request
During the packet information of feedback, the corresponding frequency range in base station of current registration is set as pseudo-base station.
7. pseudo-base station recognition methodss as claimed in claim 6 are it is characterised in that described pseudo-base station recognition methodss also include：
The corresponding frequency range in base station of current registration is stored to default pseudo-base station band table and/or the base station by current registration
Corresponding frequency range is shown as pseudo-base station.
8. pseudo-base station recognition methodss as claimed in claim 6 are it is characterised in that described pseudo-base station recognition methodss also include：
Disconnect mobile terminal to enter with the registration of the corresponding frequency range in base station of current registration or according to the GSM network frequency range redefining
Row registration.
9. described pseudo-base station recognition methodss as arbitrary in claim 6-8 are it is characterised in that described pseudo-base station recognition methodss are also wrapped
Include：
Judge whether to enter pseudo-base station recognition mode；
When mobile terminal enters under pseudo-base station recognition mode, execute described mobile terminal on the corresponding base station of GSM network frequency range
After registration, send general packet radio service data packet request step to preset network service end.
10. described pseudo-base station recognition methodss as arbitrary in claim 6-8 are it is characterised in that described general packet radio service
Including one of GPRS, EGPRS.
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