CN101860844B - Method, device and system for monitoring SIM card - Google Patents
Method, device and system for monitoring SIM card Download PDFInfo
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- CN101860844B CN101860844B CN201010189436.1A CN201010189436A CN101860844B CN 101860844 B CN101860844 B CN 101860844B CN 201010189436 A CN201010189436 A CN 201010189436A CN 101860844 B CN101860844 B CN 101860844B
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Abstract
The invention discloses a method, a device and a system for monitoring an SIM card, wherein the method comprises the following steps of: determining the position updating frequency of the SIM card to exceed a preset threshold value, and notifying that the position updating frequency of an exchanger SIM card attached on the SIM card to exceed the preset threshold value. Through the invention, the copied SIM card can be well monitored.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of method for supervising, Apparatus and system of SIM card.
Background technology
Correlation technique provides a kind of SIM card reproducer, user data in a SIM card can be copied in a plurality of SIM card, the SIM card again these being copied is respectively installed in many user terminals, and these user terminals can be started shooting under the different switches in network simultaneously.
Fig. 1 is according to the flow chart of the subscription authentication of correlation technique.
In user's SIM card, there are A3 and A8 algorithm, IMSI (IMSI International Mobile Subscriber Identity) and Ki, as shown in Figure 1, when user uses mobile phone, mobile phone sends authentication request (IMSI) to MSC/VLR, and MSC/VLR provides corresponding authentication three parameter group, comprising RAND.Mobile phone is received after RAND, is sent into SIM card, and SIM card goes out SRES and encryption key Kc by A3/A8 algorithm computer, and send SRES back to MSC/VLR, MSC/VLR compares receiving the SRES in SRES and parameter group, if consistent, allows user to register online.
Fig. 2 is the flow chart of encrypting according to the user profile of correlation technique.
As shown in Figure 2, data encryption on wave point adopts cipher stream encryption, with the RAND in Ki and tlv triple, by A8 algorithm calculate key K c. then two input parameters using the key K c of 64bit and current frame number Fn (22bit) as A5 algorithm carry out computation key stream (114bit), due to the continuous variation of Fn, thereby A5 produces different key streams.Information transmitting terminal and key stream by turn XOR encrypt, receiving terminal re-use same key stream by turn XOR encrypt.
From authentication and the encryption flow of above-mentioned SIM card, as long as can crack IMSI and the Ki in SIM card, just can realize copying of SIM.
Inventor's discovery, the user terminal that these SIM card are installed is attached under switch, can carry out caller and short message service, but has departed from again the control of attaching position register completely.These copy cards may be used to a large amount of transmission refuse messages, yet after these copy card arrearages, cannot, to the VLR Visitor Location Register of these cards (Visiting Location Register, referred to as VLR) the renewal user data that conducts interviews, limit the business of these SIM card.
Summary of the invention
For the SIM card being difficult to copying, carry out the problem of effective monitoring or restriction and propose the present invention, for this reason, main purpose of the present invention is to provide a kind of method for supervising, Apparatus and system of SIM card, to address the above problem.
To achieve these goals, according to an aspect of the present invention, provide a kind of method for supervising of SIM card.
According to the method for supervising of SIM card of the present invention, comprise: the location update frequencies of determining SIM card surpasses predetermined threshold; The location update frequencies of the switch SIM card that notice SIM card is accompanying surpasses predetermined threshold.
Further, the location update frequencies of determining SIM card surpasses threshold value and comprises: obtain on the signaling link of attaching position register and upgrade relevant signaling message to SIM card position; Whether the location update frequencies that judges SIM card according to signaling message surpasses predetermined threshold, the location update frequencies of the switch SIM card that notice SIM card is accompanying surpasses predetermined threshold and comprises: in the situation that the location update frequencies of SIM card surpasses predetermined threshold, canceling position is upgraded to signaling message and send to the corresponding switch of SIM card.
Further, according to signaling message, judge whether the location update frequencies of SIM card surpasses predetermined threshold and comprise: extract the critical field in signaling message; Whether the location update frequencies that judges SIM card according to critical field surpasses predetermined threshold.
Further, after the critical field in extracting signaling message, said method also comprises: critical field synthesising position is upgraded to structure; Structure is upgraded in position sends to real time position to upgrade structure interface module; SIM card copies monitoring module receiving position and upgrades structure with the critical field in extracting position renewal structure, and wherein, SIM card copies monitoring module and is connected with real time position renewal structure interface module.
Further, according to signaling message, judge whether the location update frequencies of SIM card surpasses predetermined threshold and comprise: SIM card copies monitoring module after receiving position upgrades structure, and cache location upgrades first scheduled time of structure; Whether the location update frequencies that judges SIM card in first scheduled time surpasses predetermined threshold.
Further, in the situation that the location update frequencies of SIM card surpasses predetermined threshold, canceling position is upgraded to signaling message sends to the corresponding switch of SIM card to comprise: in the situation that the location update frequencies of SIM card surpasses predetermined threshold in first scheduled time, SIM card copies monitoring module the VLR Visitor Location Register information of recording is sent to signaling interface machine; Signaling interface machine postponed for second scheduled time after receiving VLR Visitor Location Register information; Signaling interface machine upgrades signaling message by canceling position and sends to the corresponding switch of SIM card after postponing for second scheduled time.
Further, critical field comprises international mobile subscriber identity IMSI and VLR Visitor Location Register information, and wherein, VLR Visitor Location Register information comprises the global title of VLR Visitor Location Register.
Further, canceling position is being upgraded after signaling message sends to the corresponding switch of SIM card, said method also comprises: switch, after receiving canceling position renewal signaling message, is removed the user data of the SIM card in VLR Visitor Location Register corresponding to SIM card.
To achieve these goals, according to a further aspect in the invention, provide a kind of supervising device of SIM card.The supervising device of this SIM card comprises: determination module, determine that the location update frequencies of SIM card surpasses predetermined threshold; Notification module, the location update frequencies of the switch SIM card that notice SIM card is accompanying surpasses predetermined threshold.
To achieve these goals, according to a further aspect in the invention, provide a kind of supervisory control system of SIM card.The supervisory control system of this SIM card comprises: signal collecting processing module, and obtain on the signaling link of attaching position register and upgrade relevant signaling message to SIM card position; Real time position upgrades structure interface module, obtains signaling message; SIM card copies monitoring module, judges whether the location update frequencies of SIM card surpasses predetermined threshold according to signaling message; Signaling interface machine, in the situation that the location update frequencies of SIM card surpasses predetermined threshold, the location update frequencies of the switch SIM card that notice SIM card is accompanying surpasses predetermined threshold.
By the present invention, adopt the location update frequencies of determining SIM card to surpass predetermined threshold; The location update frequencies of the switch SIM card that notice SIM card is accompanying surpasses the method for predetermined threshold, has solved the SIM card being difficult to copying and has carried out the problem of effective monitoring or restriction, and then reached the effect that the SIM card to copying is carried out good monitoring.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the flow chart of the subscription authentication of correlation technique;
Fig. 2 is the flow chart of encrypting according to the user profile of correlation technique;
Fig. 3 sends the flow chart of the method for supervising of note according to the SIM card of the embodiment of the present invention;
Fig. 4 is the flow chart upgrading according to the user normal position of the embodiment of the present invention;
Fig. 5 sends the schematic diagram of the supervising device of note according to the SIM card of the embodiment of the present invention;
Fig. 6 sends the schematic diagram of the supervisory control system of note according to the SIM card of the embodiment of the present invention.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
According to embodiments of the invention, provide a kind of method for supervising, Apparatus and system of SIM card.
Fig. 3 is according to the flow chart of the method for supervising of the SIM card of the embodiment of the present invention.
As shown in Figure 3, the method comprises the following steps:
Step S302, determines that the location update frequencies of SIM card surpasses predetermined threshold.
For example, can adopt following methods to determine whether the location update frequencies of SIM card surpasses predetermined threshold:
Obtain on the signaling link of attaching position register and upgrade relevant signaling message to SIM card position;
Whether the location update frequencies that judges SIM card according to signaling message surpasses predetermined threshold.
Step S304, notifies the location update frequencies of SIM card described in the accompanying switch of described SIM card to surpass described predetermined threshold.
In the situation that the location update frequencies of SIM card surpasses predetermined threshold, can send to the corresponding switch of SIM card to notify the location update frequencies of SIM card described in the accompanying switch of described SIM card to surpass described predetermined threshold by canceling position being upgraded to signaling message.
In the above-described embodiments, by obtaining SIM card position, upgrade relevant signaling message, and judge according to this signaling message whether the location update frequencies of SIM card surpasses predetermined threshold, and canceling position is upgraded to signaling message and send to the corresponding switch of SIM card over predetermined threshold, can effectively monitor the SIM card copying.
According to the proposed method, by signaling monitoring system, monitor the link of attaching position register, the signaling process that analysis user position is upgraded, catch a plurality of switches (can for more than two) and initiate that abnormal overclocking position upgrades simultaneously, record user's international mobile subscriber identity and the whole world of switch coding (or global title), then by signaling interface machine, the attaching position register at analog subscriber place sends canceling position and upgrades the switch that signaling message (CANCELLOCATION) upgrades to launch position, guarantee not have SIM card to be attached to retain user data on switch and on attaching position register, do not have the situation of registration to occur, these block continuation transmission refuse messages in the situation that just can not be used in defaulting subscriber like this.
To the monitoring of SIM card, can be that message is monitored, can be also that user's ticket is monitored.Thereby can prevent that SIM card from sending in large quantities rubbish message and preventing that SIM card from producing huge ticket.
Below in conjunction with accompanying drawing, will by signaling monitor SIM card, copy the method that sends refuse messages and be described in further detail of the present invention.
The first step, signal collecting processing module is responsible for real-time original signaling and is obtained, and the position updating process in MAP is carried out to the synthetic generating structure body of event, mainly comprises user's IMSI and the global title of VLR Visitor Location Register.This part technology is ripe, disclosed, is not described in detail here.Normal position update request message comprises important information and sees following detailed signaling, from MAP layer, extracts user's IMSI number and the global title that vision location upgrades register:
02 00000010 MAP: upgrade position (02)
30 00110000 sequences
3E 00111110 length
04 00000100 IMSI
08 00001000 length
64000208069333F9 IMSI：460020806039339
81 10000001 MSC NUM
06 00000110 address sizes
91 10010001 address properties encoding schemes
1******* is without expansion
* 001**** national number
* * * 0001 ISDN phone coded system
6831445014 address strings: 8613440541
04 00000100 VLR number
06 00000110 address sizes
91 10010001 address properties encoding schemes
1******* is without expansion
* 001**** national number
* * * 0001 ISDN phone coded system
6831445014 address strings: 8613440541
Second step, signal collecting processing module sends to real-time XDR interface module location update message structure in real time by SOCKET interface.
The 3rd step, SIM card copies monitoring module and connects real-time XDR interface module, registration receives the TDR structure of MAP Position Updating, SIM card copies in the TDR construction internal memory in monitoring module buffer memory a period of time, IMSI position renewal structure being extracted according to certain data structure and the information of VLR Visitor Location Register are analyzed, preserve the data in 1 minute granularity, judge position update times in 10 seconds surpass 3 times above and record the global title of the VLR Visitor Location Register that launch position upgrades, time delay sent to signaling interface machine global title and the user IMSI number generating messages body of the VLR Visitor Location Register of recording after 5 minutes.
The 4th step, signaling interface machine upgrades signaling message (CANCELLOCATION) structure according to canceling position in MAP after receiving message body, the signal switching articulating by the signaling interface machine canceling position of naming a person for a particular job upgrades signaling message and sends to corresponding switch, switch receives after canceling position upgrades signaling message and attempts going to remove the user data in VLR Visitor Location Register, the information of guaranteeing SIM card user is kept in VLR Visitor Location Register, and this VLR Visitor Location Register is not registered in attaching position register.It is as follows that the canceling position generating upgrades signaling message body:
The former code bit of signaling is described
The former code length of signaling: 110 bytes
The backward sequence number of 8AC5 1000101011000101 and backward expression language
The backward sequence number BSN:0XAC5 of * * * 101011000101
The backward expression language of 1*************** BIB:1
8A72 1000101001110010 forward sequence number and forward direction represent language
* * * 101001110010 forward sequence number FSN:0XA72
1*************** forward direction represents language FIB:1
0068 * * * * * * * 001101000 length represents language LI, length: 104
83 10,000,011 eight of business information hytes
* * * 0011 business represents language: SCCP SCCP
1000**** sub-service field: domestic network, 24 DPC/OPC
2B 00101011 DPC signaling point code: 2B
FE 11111110 DPCFen signaling district coding: FE
0A 00001010 DPCZhu signaling district coding: 0A
04 00000100 OPC signaling point codes: 04
FF 11111111 OPCFen signaling district coding: FF
0A 00001010 OPCZhu signaling district coding: 0A
03 00000011 signaling link SLC represent language
* * * 0011 signaling link SLC--0X3
0000**** is standby
09 00001001 UDT--cell datas
80 10000000 agreements 0: basic without connecting class
Return messages after 1000**** makes mistakes
03 00000011 called subscriber's address pointers
0D 00001101 calling party address pointer
18 00011000 user data address pointers
0A 00001010 called subscriber's address size
52 01010010 address style deictic words
* 1****** presses MTP routing label DPC
With the SSN routing in called address
95 10010101 Sub-System Numbers: SGSN--GPRS interface section
00 00000000 decoding types
12 00010010 number plan encoding scheme deictic words
0001**** number plan: ISDN/ telephone number plan
* * * 0010 encoding scheme: BCD, even number numeral
04 00000100 address character deictic words: international number
6831476173 called numbers: 8613741637
0B 00001011 calling party address length
12 00010010 address style deictic words
* 0****** is by the GT routing in address field
06 00000110 Sub-System Numbers: hlr home to return to location register
00 00000000 decoding types
12 00010010 number plan encoding scheme deictic words
0001**** number plan: ISDN/ telephone number plan
* * * 0010 encoding scheme: BCD, even number numeral
04 00000100 address character deictic words: international number
685138730700 calling numbers: 861583377000
43 01000011 TCAP partial-lengths
62 01100010 start type of message
41 start message total length
48 01001000 origin transaction ID marks
04 00000100 transaction ID length
3C0001C1 origin transaction ID
6B 01101011 dialogue part mark
1E 00011110 dialogue partial-length
28 00101000 external labels
1C 00011100 outer length
06 00000110 object identifier marks
07 00000111 object identifier length
00118605010101 dialogue as-id value
A0 10100000 is single-ASN.1-type mark
11 00010001 single-ASN.1-type length
60 01100000 session request marks
0F 00001111 session request length
80 10000000 protocol version marks
02 00000010 protocol version length
0780 protocol version
A1 10100001 application context name marks
09 00001001 application context name length
06 00000110 object identifier marks
07 00000111 object identifier length
04000001000203 application context name
6C 01101100 composition part mark
80 10000000 infinitive coded formats
A1 10100001 TC_INVOKE marks
15 TC_INVOKE length
02 00000010 call ID mark
01 00000001 call ID length
01 calls ID
02 00000010 command code marks
01 00000001 command code length
03 00000011 MAP: delete position (03)
A3 10100011 sequences
0D 00001101 length
04 00000100 IMSI
08 00001000 length
64003282863013F7 IMSI：460023286803317
0A 00001010 Cancellation Type
01 00000001 length
00 00000000 Update Procedure
00 00000000 EOC codings
00 00000000 EOC length
By said method, can obtain that SIM card is copied to transmission refuse messages situation and control effectively.
Fig. 4 is the flow chart upgrading according to the user normal position of the embodiment of the present invention.
As shown in Figure 4, user normal position is upgraded and is comprised the following steps:
Step S1, travelling carriage (Mobile Station, is designated hereinafter simply as MS) sends position updating request to mobile switching centre (Mobile Switching Center, referred to as MSC).
Step S2, MSC sends and upgrades lane place to VLR Visitor Location Register (Visiting Location Register, referred to as VLR).For upgrading lane place, LAC=lane place number, identifies a lane place in GSM PLMN net.The maximum length of LAC is 16bits, in a GSMPLMN, can define 65536 different lane place.
Step S3, VLR sends authentication parameter request to attaching position register (Home Location Register, referred to as HLR) or AC.
Step S4, HLR returns to authentication parameter to VLR.
Step S5, VLR sends authentication to MSC and starts.
Step S6, MSC sends authentication request to sending MS.
Step S7, MS sends Authentication Response to MSC.
Step S8, MSCR sends Authentication Response to VLR.
Step S9, VLR sends position to HLR/AC and upgrades.
Step S10, HLR/AC sends and inserts user data to VLR.
Step S11, VLR returns and inserts user data confirmation to HLR/AC.
Step S12, HLR/AC sends position to VLR and upgrades confirmation.
Step S13, HLR/AC sends delete position message to VLR (O).Wherein, VLR (O) represents the VLR of the original registration of user.
Step S14, VLR (O) returns to delete position to HLR/AC and confirms.
Step S15, VLR starts and encrypts to MSC.
Step S16, MSC sends encrypted command to sending MS.
Step S17, MS sends and has encrypted response to MSC.
Step S18, MSC sends position renewal acceptance to sending MS.
Base station sub-system (Base Station Systems, referred to as BSS)
It should be noted that, in the step shown in the flow chart of accompanying drawing, can in the computer system such as one group of computer executable instructions, carry out, and, although there is shown logical order in flow process, but in some cases, can carry out shown or described step with the order being different from herein.
Fig. 5 sends the schematic diagram of the supervising device of note according to the SIM card of the embodiment of the present invention.
As shown in Figure 5, this device comprises: determination module 501 and notification module 503.
Wherein, determination module surpasses predetermined threshold for determining the location update frequencies of SIM card; Notification module is for notifying the location update frequencies of SIM card described in the accompanying switch of described SIM card to surpass described predetermined threshold.
For example, determination module 501 can adopt following methods to determine that whether the location update frequencies of SIM card surpasses predetermined threshold: obtain on the signaling link of attaching position register and upgrade relevant signaling message to SIM card position; Whether the location update frequencies that judges SIM card according to signaling message surpasses predetermined threshold.
In the situation that the location update frequencies of SIM card surpasses predetermined threshold, notification module 503 can send to the corresponding switch of SIM card to notify the location update frequencies of SIM card described in the accompanying switch of described SIM card to surpass described predetermined threshold by canceling position being upgraded to signaling message.
Fig. 6 sends the schematic diagram of the supervisory control system of note according to the SIM card of the embodiment of the present invention.
As shown in Figure 6, the supervisory control system that sends note according to the SIM card of the embodiment of the present invention comprises signal collecting processing module 601, real-time XDR interface module 603, and SIM card copies monitoring module 605 and 607 4 modules of signaling interface machine form.
Signal collecting processing module 601, obtains on the signaling link of attaching position register and upgrades relevant signaling message to SIM card position; Real time position upgrades structure interface module 603, obtains signaling message; SIM card copies monitoring module 605, judges whether the location update frequencies of SIM card surpasses predetermined threshold according to signaling message; Signaling interface machine 607, in the situation that the location update frequencies of SIM card surpasses predetermined threshold, the location update frequencies of the switch SIM card that notice SIM card is accompanying surpasses predetermined threshold.
Wherein, signal collecting processing module 601 can gather VLR to the signaling message between HLR, extracts the critical field of signaling message, comprises the data such as global title of IMSI and VLR, synthetic XDR structure.XDR interface module 603 can send to upper-layer functionality module by real-time interface by synthetic XDR structure in real time.SIM card copies monitoring module 605 can receive the position renewal XDR structure that real-time XDR interface module sends up, by regular real-time analysis, for doubtful overclocking position of copying SIM card initiation, upgrade, record the global title of VLR, by signaling interface machine 607, generate the VLR that MAP signaling message sends to each to be recorded.
Below in conjunction with the various piece of said system, the flow process that the present invention realizes is described.
Relevant original signaling data information is upgraded in position in signal collecting processing module 601 Real-time Obtaining signaling networks on the signaling link of attaching position register, and the synthetic XDR of critical field extracting in signaling message according to signaling process is transmitted to real-time XDR interface module 603;
SIM card copies monitoring module 605 and connects real-time XDR interface module 603, registration receives the TDR structure of MAP Position Updating, structure is upgraded in position and extract IMSI wherein and the information of VLR Visitor Location Register, by 1 minute granularity, add up, judge position update times in 10 seconds surpass 3 times above and record the global title of the VLR Visitor Location Register that launch position upgrades, time delay sent to signaling interface machine global title and the user IMSI number generating messages body of the VLR Visitor Location Register of recording after 5 minutes;
Signaling interface machine 607 upgrades signaling message (CANCELLOCATION) structure according to canceling position in MAP after receiving message body, the signal switching articulating by the signaling interface machine canceling position of naming a person for a particular job upgrades signaling message and sends to corresponding switch, switch receives after canceling position upgrades signaling message and attempts going to remove the user data in VLR Visitor Location Register, the information of guaranteeing SIM card user is kept in VLR Visitor Location Register, and this VLR Visitor Location Register is not registered in attaching position register.
As can be seen from the above description, the present invention has realized following technique effect:
Utilize signaling monitoring system to pass through side acquisition link line signaling, monitoring switch, to the location update message of attaching position register,, also can not increase the machine utilization of network and become new fault point without any need for modification existing network main equipment;
Introduce signaling interface machine equipment, be linked among mobile network as a virtual attaching position register, on switch, there is overclocking position and upgrade monitoring abnormal user, attaching position register that can Virtual User sends canceling position and upgrades signaling message (CANCELLOCATION) to corresponding switch, the corresponding user information of Force Deletion user in VLR Visitor Location Register.
Signaling message (UPDATELOCATION) is upgraded in the position that utilizes signaling monitoring system in communication network to gather on the signaling link of attaching position register, by judging whether user does back and forth the numerous position of overclocking and upgrade under different switches, the canceling position of forcing to send in MAP to these switches by signaling interface machine simulation attaching position register again upgrades signaling message (CANCELLOCATION), delete the user data in its VLR Visitor Location Register, limit it and utilize a large amount of pocket transmission refuse messages after Network Abnormal off-grid.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, or they are made into respectively to each integrated circuit modules, or a plurality of modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a method for supervising for SIM card, is characterized in that, comprising:
The location update frequencies of determining SIM card surpasses predetermined threshold;
In the situation that the location update frequencies of described SIM card surpasses described predetermined threshold, canceling position is upgraded to signaling message and send to the corresponding switch of described SIM card;
Described switch, after receiving described canceling position renewal signaling message, is removed the user data of the described SIM card in VLR Visitor Location Register corresponding to described SIM card.
2. method according to claim 1, is characterized in that,
The location update frequencies of determining SIM card comprises over threshold value:
Obtain on the signaling link of attaching position register and upgrade relevant signaling message to SIM card position;
Whether the location update frequencies that judges described SIM card according to described signaling message surpasses described predetermined threshold.
3. method according to claim 2, is characterized in that, according to described signaling message, judges whether the location update frequencies of described SIM card surpasses predetermined threshold and comprise:
Extract the critical field in described signaling message;
Whether the location update frequencies that judges described SIM card according to described critical field surpasses predetermined threshold.
4. method according to claim 3, is characterized in that, after the critical field in extracting described signaling message, described method also comprises:
Described critical field synthesising position is upgraded to structure;
Structure is upgraded in described position sends to real time position to upgrade structure interface module;
SIM card copies monitoring module and receives described position renewal structure to extract the described critical field in described position renewal structure, and wherein, described SIM card copies monitoring module and is connected with described real time position renewal structure interface module.
5. method according to claim 4, is characterized in that, according to described signaling message, judges whether the location update frequencies of described SIM card surpasses predetermined threshold and comprise:
Described SIM card copies monitoring module and is receiving after described position upgrades structure, and first scheduled time of structure is upgraded in position described in buffer memory;
Whether the location update frequencies that judges described SIM card in described first scheduled time surpasses predetermined threshold.
6. method according to claim 5, is characterized in that, in the situation that the location update frequencies of described SIM card surpasses described predetermined threshold, canceling position is upgraded to signaling message and send to the corresponding switch of described SIM card to comprise:
In the situation that the location update frequencies of described SIM card surpasses described predetermined threshold in described first scheduled time, described SIM card copies monitoring module the VLR Visitor Location Register information of recording is sent to signaling interface machine;
Described signaling interface machine postponed for second scheduled time after receiving described VLR Visitor Location Register information;
Described signaling interface machine upgrades signaling message by described canceling position and sends to the corresponding switch of described SIM card after postponing described second scheduled time.
7. method according to claim 3, is characterized in that, described critical field comprises international mobile subscriber identity IMSI and VLR Visitor Location Register information, and wherein, described VLR Visitor Location Register information comprises the global title of VLR Visitor Location Register.
8. a supervising device for SIM card, is characterized in that, comprising:
Determination module, determines that the location update frequencies of SIM card surpasses predetermined threshold;
Notification module, in the situation that the location update frequencies of described SIM card surpasses described predetermined threshold, canceling position is upgraded to signaling message and send to the corresponding switch of described SIM card, so that described switch, after receiving described canceling position renewal signaling message, is removed the user data of the described SIM card in VLR Visitor Location Register corresponding to described SIM card.
9. a supervisory control system for SIM card, is characterized in that, comprising:
Signal collecting processing module, obtains on the signaling link of attaching position register and upgrades relevant signaling message to SIM card position;
Real time position upgrades structure interface module, obtains described signaling message;
SIM card copies monitoring module, judges whether the location update frequencies of described SIM card surpasses predetermined threshold according to described signaling message;
Signaling interface machine, in the situation that the location update frequencies of described SIM card surpasses described predetermined threshold, canceling position is upgraded to signaling message and send to the corresponding switch of described SIM card, so that described switch, after receiving described canceling position renewal signaling message, is removed the user data of the described SIM card in VLR Visitor Location Register corresponding to described SIM card.
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| CN201010189436.1A CN101860844B (en) | 2010-05-26 | 2010-05-26 | Method, device and system for monitoring SIM card |
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| CN201010189436.1A CN101860844B (en) | 2010-05-26 | 2010-05-26 | Method, device and system for monitoring SIM card |
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| CN103079204A (en) * | 2011-10-25 | 2013-05-01 | 上海粱江通信系统股份有限公司 | System and method for improving accuracy of finding illegal copying of SIM (subscriber identity module) card of mobile phone |
| CN107040908B (en) * | 2016-02-03 | 2019-09-17 | 上海大唐移动通信设备有限公司 | A kind of method and device for realizing synthesis signaling XDR |
| CN107509190A (en) * | 2016-06-14 | 2017-12-22 | 中兴通讯股份有限公司 | A kind of short message monitoring method, device and Surveillance center |
| CN107341534B (en) * | 2017-07-18 | 2020-11-24 | 南京唯捷豪信息科技有限公司 | Electronic card anti-copy method and device and management server |
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