KR100900695B1 - Method and system for lawful interception - Google Patents

Abstract

Interception method and interception system are disclosed. The interception method includes requesting call data interception from an operator server associated with a call call processing of an interception target terminal, calling the communication network server used by the interception target terminal using communication network information received from the operator server according to the interception request. Requesting content interception, transmitting call identification information received from the service provider server to the communication network server according to occurrence of a call call to the target terminal and using the call identification information from the service provider server and the communication network server. Receiving call information according to the interception of the call.

Interception, Call Data, Call Content, Operator, Communication Network

Description

Interception method and interception system {METHOD AND SYSTEM FOR LAWFUL INTERCEPTION}

The present invention relates to an interception method and an interception system, and more particularly, to a method and system for intercepting an eavesdropping terminal when the operator network and the communication network used by the eavesdropping terminal are different.

As the communication network continues to evolve, various packet-based and circuit-based wired / wireless communication networks are provided in addition to the legacy communication networks such as the conventional PSTN network, and various methods of intercepting call information between subscribers belonging to such wired / wireless communication networks are provided. It is widely demanded in the field.

In the conventional PSTN network, since the exchange manages both the call processing channel and the voice channel, the exchange manager can easily perform the interception function.

However, in recent years, various packet communication networks have emerged, and call transmission paths and media transmission paths according to call connections between different communication networks have been operated independently. As a result, the call processing device manager is unable to intercept a call that is currently connected.

In addition, as service providers providing communication networks (eg, Internet networks) are diversified and service providers providing communication services are also diversified, service providers to which the target terminal is subscribed differ from those used by the target terminal. There is a problem in that tapping is difficult.

Therefore, there is an urgent need for a method and a system in which a telecommunication service provider and a telecommunication network provider can efficiently intercept an eavesdropping terminal using call processing information and call content information delivered independently from each other in different situations. .

The present invention provides an interception method and interception system for more efficiently delivering and managing related information by collaborating with an operator server and a communication network server.

The present invention provides an eavesdropping method and an eavesdropping system for more accurately collecting information in an eavesdropping request server by allowing call identification information to be shared between servers.

The present invention provides an interception method and an interception system, which are performed more simply by making an interception request to a communication network server using communication network information received from an operator server.

In the interception method according to an embodiment of the present invention, the step of requesting the call data interception to the operator server associated with the call call processing of the target terminal, using the network information received from the operator server in response to the interception request Requesting a call content interception to a communication network server used by a terminal; transmitting call identification information received from the operator server to the communication network server according to a call origination to the target terminal of the interception; and using the call identification information And receiving call information according to call interception from the operator server and the communication network server.

According to one aspect of the present invention, the step of receiving call information according to call interception from the operator server and the communication network server by using call identification information may include call data information according to a call from the operator server using the call identification information. And receiving call content information according to a call from the communication network server using the call identification information.

In addition, the interception method according to an embodiment of the present invention extracts the communication network information of the intercepting target terminal according to the interception request from the intercepting request server and transmits to the interception request server, according to the call call generation of the intercepting target terminal Generating call identification information and transmitting it to the interception request server; and transmitting call data information according to a call interception of the interception target terminal to the interception request server.

Further, according to one aspect of the present invention, the step of extracting the communication network information of the eavesdropping target terminal according to the eavesdropping request from the eavesdropping request server and transmitting the eavesdropping request server to the call processing device according to the eavesdropping request from the eavesdropping request server. Transmitting a communication network inquiry message for a target terminal, receiving the communication network information in response to the inquiry message from the call processing device, and transmitting the communication network information to the interception request server.

In addition, the interception system according to an embodiment of the present invention is an operator server request unit for requesting call data interception to the operator server associated with the call call processing of the target terminal, the communication network information received from the operator server in accordance with the interception request A communication network server request unit for requesting to intercept a call content to a communication network server used by the listening target terminal, and transmitting call identification information received from the operator server to the communication network server according to a call origination to the listening target terminal; It includes an identification information processing unit and a call information receiving unit for receiving call information according to the call interception from the operator server and the communication network server using the call identification information.

In addition, the interception system according to an embodiment of the present invention, the network information processing unit for extracting the communication network information of the intercepting target terminal according to the interception request from the intercepting request server and transmitting to the interception request server, the call call generation of the intercepting target terminal The call identification information processing unit generates call identification information and transmits the call identification information to the interception request server, and the call data information processing unit transmits the call data information according to the call interception of the listening target terminal to the interception request server.

The present invention can provide an interception method and an interception system that can efficiently deliver and manage related information by cooperating with an operator server and a communication network server.

The present invention can provide the interception method and the interception system which can collect the interception information more accurately in the interception request server by allowing call identification information to be shared between the servers.

The present invention can provide an interception method and an interception system which can be performed more concisely by making an interception request to a communication network server using communication network information received from an operator server.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings and the contents described in the accompanying drawings, but the present invention is not limited or limited to the embodiments. In addition, a terminal widely used herein refers to a code division multiplexing access (CDMA) module, a Bluetooth module, such as a landline telephone, a personal digital assistant (PDA), a smart phone, a handheld PC, a mobile phone, and the like. A communication terminal having a predetermined computing power by including a predetermined communication module such as an infrared communication module (IrDA), a wired / wireless LAN card, and a predetermined microprocessor, and H.323, SIP, MGCP (Media Gateway Control Protocol), It is a concept that collectively refers to IP terminals supporting VoIP related protocols such as Megaco.

1 is a view showing an overview of the interception method and system according to an embodiment of the present invention.

As shown in FIG. 1, according to an embodiment of the present invention, the interception system 1112 may be included in the operator network 1100. The interception system 1112 may receive a call data interception request for the interception target terminal 1320 from the interception request server 1400. The interception system 1112 may extract communication network information of the interception target terminal 1320 by transmitting and receiving a message with the call processing apparatus in response to the call data interception request. The interception system 1112 transmits the extracted communication network information to the interception request server 1400, and the interception request server 1400 uses the communication network information to communicate with the communication network server of the communication network 1300. The call content interception request may be sent to B 1310.

The communication network server 1310 may initiate an eavesdropping on the eavesdropping terminal 1320 in response to the call content interception request. The initiation of such interception may be performed by extracting terminal information about the intercepting target terminal 1320 and setting it to a state of waiting for interception, or storing the terminal information of the intercepting target terminal 1320 in a predetermined storage device. .

The call processing apparatus 1111 included in the operator's network 1100 may perform a call processing in response to a call origination from the originating terminal 1200 to the interception target terminal 1320. Therefore, the call by the call origination from the originating terminal 1200 to the eavesdropping terminal 1320 may be transferred to the call processing device 1111. The call processing device 1111 informs the interception system 1112 of the call generation information by the call origination, and the interception system 1112 generates call identification information using the call generation information to the interception request server 1400. I can send it.

The interception request server 1400 may transmit the call identification information to the communication network server B 1310. The call identification information may be a criterion for correlating call data information sent from the interception system 1112 to the interception request server 1400 and call content information transmitted from the communication network server B 1310 to the interception request server 1400. . In this case, the communication network 1220 including the calling terminal 1200 and the communication network 1300 including the listening target terminal 1320 may be different from each other according to an embodiment of the present invention. Thus, it may be the same network.

As shown, since the call delivery path 1500 and the media delivery path 1600 are different, the call identification information can be a very important means for interception. In this case, the call identification information may be included in the first call data information transmitted from the interception system 1112 to the interception request server 1400. After the call processing apparatus 1111 completes the call setup and the call is made through the transmission path 1600 of the media between the calling terminal 1200 and the listening target terminal 1320, the communication network server B 1310 Call content information can be collected. The call content information may include at least one of voice / video / data information between terminals. In addition, the call content information may include call identification information, and the call content information may be matched with the call identification information.

In addition, the interception request server 1400 may receive call data information according to call processing between the originating terminal 1200 and the interception target terminal 1320 from the interception system 1112. In addition, the interception request server 1400 may generate interception information by matching the call data information with the call content information using the call identification information.

Furthermore, according to an embodiment of the present invention, the interception request server 1400 performs interception by transmitting and receiving the interception request, call identification information, and call content information with the communication network server A1210 used by the calling terminal 1200, respectively. Can be. In addition, the interception request server 1400 may perform interception with the communication network server A 1210 and the communication network server B 1310.

Looking at another point of view, according to an embodiment of the present invention, the interception request server 1400 may operate as an interception system. At this time, the interception request server 1400 may transmit a call data interception request to the operator server 1110 and receive communication network information of the interception target terminal 1320 in response to the call data interception request. In addition, the interception request server 1400 may transmit a call content interception request to the communication network server B 1310. In addition, the interception request server 1400 transmits the call identification information received from the operator server 1110 to the communication network server B 1310, and the target terminal 1320 from the operator server 1110 and the communication network server B 1310, respectively. It is possible to receive the call information according to the call origination to the call. The interception request server 1400 may perform interception using the call information.

2 is a flowchart illustrating an interception method according to an embodiment of the present invention.

As shown in FIG. 2, the interception method may be performed in steps S201 to S206. In addition, the interception method may be performed by the interception system.

In step S201, the interception system may request call data interception from the operator server associated with the call call processing of the interception target terminal. The operator server may perform a call call processing of the interception target terminal. The operator server may also include a call processing device.

The operator server may be a server included in a communication service network subscribed to the terminal to be listened to. The operator server may generate call data for the terminal to be intercepted, and the auditing system may perform a call data interception request to the operator server.

In step S202, the interception system may request the interception of call content to the communication network server used by the intercepting target terminal by using the communication network information received from the operator server according to the interception request. At this time, the operator server may extract the communication network information by using the subscriber information of the target terminal.

The operator server may include a call processing device. In this case, the call processing device may maintain subscriber information of the target terminal. The service provider server may retrieve subscriber network information of the interception target terminal from the call processing device and retrieve communication network information included in the subscriber information. The service provider server may maintain its own subscriber information database and extract the communication network information included in the subscriber information retrieved from the subscriber information database.

The communication network information may include at least one of an eavesdropping identifier, an operator server identifier, and a communication network server identifier. The interception system may request call content interception from a communication network server included in a communication network subscribed to by the target terminal using the communication network information received from the operator server. At this time, the interception system may request interception with the communication network server using a communication network server identifier included in the communication network information. In addition, the interception system may identify the operator server that has transmitted the communication network information through the operator server identifier.

For example, if the subscription terminal of the D communication service provider of 02-5000-6000 is an eavesdropping terminal and the subscription terminal uses KT Nespot as a communication network, the interception system is connected to the subscription terminal from the operator server of the D operator. Communication network information including the communication network server identifier of the KT Nespot to be used can be received. At this time, the operator server of the D operator may transmit the communication network information using the subscriber information of the subscriber station.

In addition, the interception system may perform a call content interception request to a communication network server. The communication network server may generate call content information according to a call generation to the listening target terminal, and the interception system may receive the call content information from the communication network server.

In step S203, the interception system may transmit call identification information received from the operator server to the communication network server according to a call origination to the interception target terminal. At this time, the operator server may perform a call processing for the interception target terminal. In addition, the operator server may include a call processing device for performing a call processing for the listening target terminal. Therefore, when a call is made to the interception target terminal, the operator server may transmit the call identification information to the communication network server.

The call identification information may be generated using call generation information of the call processing device. In addition, the call identification information may be included in call data information that the operator server first transmits to the interception system. That is, the operator server may transmit the call data information according to the call processing of the listening target terminal at regular intervals or randomly, and the call identification information may be included in the first call data information. According to an embodiment of the present invention, the operator server may generate the call identification information independently of the call data information and transmit the call identification information to the interception system.

In step S204, the interception system may receive call information according to a call interception from the operator server using the call identification information. In this case, the call information may be call data information.

The interception system may receive call data information on the interception target terminal through matching with the call identification information. That is, the interception system may identify that the call data information received from the user server is call data information of the target terminal of the interception.

The call data information may include at least one of a tapping identifier, an operator server identifier, call processing information, and call identification information. Call identification information included in the call data information may be compared with call identification information received from the user server in step S203. The interception system may identify the call data information of the interception target terminal through the comparison. The call processing information may be generated by call processing of the target terminal. The call processing information may be determined at a predetermined time interval, and may include a result of message transmission / reception for call processing for the interception target terminal.

In step S205, the interception system may receive call information according to a call interception from the communication network server using the call identification information. In this case, the call information may be call content information.

The interception system may receive call content information for the interception target terminal in matching with the call identification information. That is, the interrogation system may identify that call content information received from the user server is call data information of the interception target terminal.

The call content information may include at least one of an eavesdropping identifier, a communication network server identifier, call content information, and call identification information. Call identification information included in the call content information may be compared with call identification information received from the user server in step S203. The interception system may identify call content information of the interception target terminal through the comparison. The call content information may be generated by a call of the target terminal. The call content information may be determined at a predetermined time interval or may be information extracted during a predetermined time interval. The call content may include video / audio / data.

In operation S206, the interception system may generate interception information of the interception target terminal using the call information. More specifically, the interception system may perform interception of the interception target terminal through matching between call data information and call content information.

Matching between the call data information and the call content information may be performed through the call identification information. The call data information and the call content information may each include call identification information. Matching between the call data information and the call content information may be performed at regular time intervals, and the matching may be information matching for a predetermined time.

The interception system may receive communication network information on the counterpart terminal connected to the target terminal of the interception from the operator server and receive call content information from the communication network server of the counterpart terminal. Furthermore, the interception system may perform interception of the conference call.

3 is an operation flowchart illustrating a wiretap method according to an embodiment of the present invention.

As shown in FIG. 3, the interception method may be performed in steps S310 to S340. In addition, the interception method may be performed by the interception system.

In operation S310, the interception system may extract the communication network information of the interception target terminal according to the interception request from the interception request server and transmit the information to the interception request server. In addition, as shown in FIG. 3, step S310 may be performed as steps S311 to S313.

In step S311, the interception system may transmit a communication network inquiry message for the interception target terminal to the call processing device according to the interception request from the interception request server.

The call processing apparatus may perform call processing on the interrogation target terminal and may include subscriber information on the interception target terminal. The subscriber information may include communication network information about the terminal to be monitored.

In operation S312, the interception system may receive the communication network information in response to the inquiry message from the call processing device. At this time, the communication network information may be extracted from the subscriber information of the interception target terminal included in the call processing device. In addition, the communication network information may include at least one of a tapping identifier, a recognition identifier and a communication network server identifier. The interception request server may identify the interception system using the recognition identifier. The communication network server identifier may include communication network information used by the listening target terminal.

In step S313, the interception system may transmit the communication network information to the interception request server. At this time, the interception request server may perform a call content interception request to the communication network server used by the eavesdropping target terminal using the communication network information. That is, the interception request server may perform a call content interception request to a communication network server used by the interception target terminal using communication network information received from the interception system.

In step S320, the interception system may generate call identification information according to a call origination of the interception target terminal and transmit the call identification information to the interception request server. In addition, as shown in FIG. 3, step S320 may be performed in steps S321 and S322.

In operation S321, the interception system may receive call generation information from a call processing device according to a call origination of the interception target terminal. In this case, the call processing apparatus may generate call generation information according to a call origination of the listening target terminal.

In operation S322, the interception system may transmit the call identification information generated by using the call generation information to the interception request server. The call identification information may be generated using the call generation information. In this case, the call identification information may be included in the first call data information according to the call processing of the interception target terminal. In addition, the call identification information may be independently generated by the interception system and transmitted to the interception request server.

The call identification information may be transmitted to the communication network server via the interception request server, and then used to transmit call content information according to the call interception from the communication network server to the interception request server. That is, the interception request server may transmit the call identification information received from the interception system to a communication network server used by the eavesdropping target terminal, and receive call content information about the communication target terminal from the communication network server. have.

According to an embodiment of the present invention, the interception system may independently perform call processing for the interception target terminal, and the interception system may independently generate the call identification information.

In operation S330, the interception system may transmit call data information according to a call interception of the interception target terminal to the interception request server. In addition, as shown in FIG. 3, step S330 may be performed as steps S331 and S332.

In step S331, the interception system may receive call processing information corresponding to the call processing of the interception target terminal from the call processing apparatus. The call processing apparatus may perform call processing on the interrogation target terminal.

In operation S332, the interception system may transmit the call data information generated using the call processing information to the interception request server.

In this case, the call data information may be used to intercept the intercepting target terminal by matching the call contents information in the interception request server. The call data information may include at least one of a tapping identifier, a recognition identifier, call processing information, and call identification information.

According to an embodiment of the present invention, the interception system may independently perform call processing for the interception target terminal, and the interception system may independently generate the call data information.

In operation S340, the interception request server may perform interception by matching call data information received from the interception system and call content information received from the communication network server. At this time, the matching may be made using the call identification information.

4 is a block diagram illustrating an interception system according to an embodiment of the present invention.

As shown in Figure 4, the interception system 410 according to an embodiment of the present invention is the operator server request unit 411, communication network server request unit 412, identification information processing unit 413, call information receiving unit 414 And an interception performer 415.

The operator server request unit 411 may request call data interception from the operator server 420 associated with the call call processing of the target terminal. At this time, the operator server 420 may perform the call call processing of the interception target terminal.

The communication network server request unit 412 may request call content interception from the communication network server 430 used by the target terminal using the communication network information received from the operator server 420 according to the interception request. At this time, the operator server 420 may extract the communication network information using the subscriber information of the target terminal. In addition, the communication network information may include at least one of the tapping identifier, the operator server identifier and the communication network server identifier.

The identification information processing unit 413 may transmit the call identification information received from the operator server 420 to the communication network server 430 in response to the occurrence of the call call to the interception target terminal. At this time, the identification information processing unit 413 may transmit to the communication network server 430 the call identification information included in the call data information first received from the operator server according to the call processing to the interception target terminal.

The call information receiving unit 414 may receive call information according to call interception from the operator server 420 and the communication network server 430 by using the call identification information. At this time, the call information receiving unit 414 receives the call data information according to the call from the operator server 420 using the call identification information (not shown) and the communication network server using the call identification information It may include a call content receiver (not shown) for receiving the call content information according to the call from the (430).

In this case, the call data information includes at least one of a tapping identifier, an operator server identifier, call processing information, and call identification information, and the call content information includes at least one of a tapping identifier, a communication network server identifier, call content information, and call identification information. It may include one.

The interception performing unit 415 may generate interception information of the interception target terminal using the call information. At this time, according to one side of the present invention, the interception performing unit 415 may intercept the intercepting target terminal through matching between the call data information and the call content information.

5 is a block diagram illustrating an interception system according to an embodiment of the present invention.

As illustrated in FIG. 5, the interception system 510 according to an embodiment of the present invention may include a communication network information processing unit 511, a call identification information processing unit 512, and a call data information processing unit 513.

The communication network information processing unit 511 may extract the communication network information of the eavesdropping target terminal according to the eavesdropping request from the eavesdropping request server 520 and transmit the extracted communication network information to the eavesdrop request server 520. In addition, according to one aspect of the present invention, the network information processing unit 511 is an inquiry message transmitter (not shown) for transmitting a communication network inquiry message for the interception target terminal to the call processing device according to the interception request from the interception request server 520. ), A network information receiver (not shown) for receiving the network information in response to the inquiry message from the call processing apparatus, and a network information transmitter (not shown) for transmitting the network information to the interception request server 520. It may include. At this time, the communication network information may be extracted from the subscriber information of the interception target terminal included in the call processing device. In addition, the communication network information may include at least one of a tapping identifier, a recognition identifier and a communication network server identifier.

In addition, the interception request server 520 may intercept the interception request to the communication network server 530 used by the target terminal using the communication network information.

The call identification information processing unit 512 may generate call identification information and transmit the call identification information to the interception request server 520 according to the call origination of the interception target terminal. In addition, according to one side of the present invention, the call identification information processing unit 512 is a call generation information receiving unit (not shown) for receiving call generation information from a call processing device according to the generation of a call call of the target terminal and the call generation It may include a call identification information transmitter (not shown) for transmitting the call identification information generated by using the information to the interception request server 520. At this time, according to one side of the present invention, the call identification information may be included in the first call data information according to the call processing of the target terminal.

In addition, the call identification information is transmitted to the communication network server 530 via the interception request server 520, and then used to transmit the call content information according to the interception of the call from the communication network server 530 to the interception request server 520. Can be.

The call data information processing unit 513 may transmit the call data information according to the call interception of the interception target terminal to the interception request server 520. In addition, according to one aspect of the present invention, the call data information processing unit 513 receives a call processing information receiver (not shown) and the call processing information for receiving call processing information according to the call processing of the listening target terminal from the call processing apparatus. It may include a call data information transmitter (not shown) for transmitting the call data information generated by using to the interception request server 520.

At this time, the call data information may be used for interception of the target terminal by matching the call content information in the interception request server 520, and the call data information may be an interception identifier, recognition identifier, call processing information, and call identification. It may include at least one of the information.

The interception method according to the present invention may be embodied in the form of program instructions that can be executed by various computer means and recorded in a computer readable medium. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. Program instructions recorded on the media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks, such as floppy disks. Magneto-optical media, and hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like. The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa. As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above embodiments, and those skilled in the art to which the present invention pertains various modifications and variations from such descriptions. This is possible.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined not only by the claims below but also by the equivalents of the claims.

1 is a view showing an overview of the interception method and system according to an embodiment of the present invention.

2 is a flowchart illustrating an interception method according to an embodiment of the present invention.

3 is an operation flowchart illustrating a wiretap method according to an embodiment of the present invention.

4 is a block diagram illustrating an interception system according to an embodiment of the present invention.

5 is a block diagram illustrating an interception system according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

410: interception system

420: operator server

430: network server

520: interception request server

Claims (39)

In the interception method performed in the interception system comprising an operator server request unit, a communication network server request unit, identification information processing unit, and call information receiving unit, Requesting the call data interception by the operator server request unit to the operator server associated with the call call processing of the target terminal; Requesting, by the communication network server requesting unit, to intercept a call content to a communication network server used by the target terminal using the communication network information received from the operator server according to the interception request; Transmitting, by the identification information processing unit, call identification information received from the service provider server to the communication network server according to the occurrence of the call call to the interception target terminal; And Receiving, by the call information receiver, call information according to call interception from the operator server and the communication network server using the call identification information; Tapping method comprising a. The method of claim 1, The operator server, Eavesdropping method, characterized in that for performing the call call processing of the target terminal. The method of claim 1, The step of transmitting the call identification information received from the operator server to the communication network server in accordance with the call origination to the target terminal, Transmitting the call identification information included in the call data information first received from the operator server according to the call call processing to the listening target terminal to the communication network server; Tapping method comprising a. The method of claim 1, Receiving the call information according to the call interception from the operator server and the communication network server using the call identification information, Receiving call data information according to a call from the service provider server using the call identification information; And Receiving call content information according to a call from the communication network server using the call identification information Tapping method comprising a. The method of claim 4, wherein The call data information, Including at least one of an eavesdropping identifier, an operator server identifier, call processing information, and call identification information, The call content information, An eavesdropping method comprising at least one of an eavesdropping identifier, a network server identifier, call content information, and call identification information. The method of claim 1, The operator server, Eavesdropping method, characterized in that for extracting the communication network information using the subscriber information of the target terminal. The method of claim 1, The communication network information, An eavesdropping method comprising at least one of an eavesdropping identifier, an operator server identifier, and a network server identifier. The method of claim 1, The interception system further includes an interception performer, And wherein the interrogation performing unit generates interception information of the interception target terminal using the call information. The method of claim 4, wherein The interception system further includes an interception performer, And wherein the interrogation performing unit intercepts the intercepting target terminal by matching the call data information and the call content information with each other. In the interception method performed in the interception system comprising a communication network information processing unit, call identification information processing unit, and call data information processing unit, Extracting, by the communication network information processing unit, communication network information of an eavesdropping target terminal according to an eavesdropping request from the eavesdropping request server and transmitting the extracted communication network information to the eavesdropping request server; Generating, by the call identification information processing unit, call identification information according to a call origination of the intercepting target terminal and transmitting the generated call identification information to the interception request server; And Transmitting, by the call data information processing unit, call data information according to the call interception of the interception target terminal to the interception request server; Tapping method comprising a. The method of claim 10, According to the interception request from the interception request server, the step of extracting the communication network information of the interception target terminal and transmitting the interception to the interception request server, Transmitting a communication network inquiry message for the interception target terminal to a call processing device according to the interception request from the interception request server; Receiving the communication network information from the call processing device in response to the inquiry message; And Transmitting the communication network information to the interception request server. Tapping method comprising a. The method of claim 11, The communication network information, An eavesdropping method, characterized in that it is extracted from subscriber information of the eavesdropping target terminal included in the call processing device. The method of claim 10, The step of generating call identification information according to the call origination of the target terminal to be transmitted to the interception request server, Receiving call generation information from a call processing device according to a call origination of the target terminal; And Transmitting the call identification information generated using the call generation information to the interception request server. Tapping method comprising a. The method of claim 13, The call identification information, An interception method comprising the first call data information according to the call processing of the interception target terminal. The method of claim 10, The step of transmitting the call data information according to the call processing of the target terminal to the interception request server, Receiving call processing information according to call processing of the interception target terminal from a call processing apparatus; And Transmitting the call data information generated using the call processing information to the interception request server. Tapping method comprising a. The method of claim 10, The interception request server, Intercepting the call content by using the communication network information to the communication network server used by the eavesdropping target terminal. The method of claim 10, The call identification information, And transmitting the call content information according to the call interception from the communication network server to the interception request server after transmitting to the communication network server via the interception request server. The method of claim 17, The call data information, An interception method, wherein the interception request server is used to intercept the interception target terminal by matching the call content information. The method of claim 10, The communication network information, At least one of an eavesdropping identifier, a recognition identifier, and a network server identifier, and The call data information, An eavesdropping method comprising at least one of an eavesdropping identifier, a recognition identifier, call processing information, and call identification information. A computer-readable recording medium in which a program for executing the method of any one of claims 1 to 19 is recorded. An operator server request unit for requesting call data interception to an operator server associated with the call call processing of the target terminal; A communication network server request unit for requesting to intercept a call content to a communication network server used by the target terminal by using the communication network information received from the operator server according to the interception request; An identification information processing unit for transmitting the call identification information received from the operator server to the communication network server in response to the occurrence of a call to the interception target terminal; And Call information receiving unit for receiving the call information according to the call interception from the operator server and the communication network server using the call identification information Interception system comprising a. The method of claim 21, The operator server, An eavesdropping system, characterized in that for performing a call call processing of the intercepting target terminal. The method of claim 21, The identification information processing unit, And the call identification information included in the call data information first received from the operator server according to the call call processing to the target terminal. The method of claim 21, The call information receiver, A call data receiver configured to receive call data information according to a call from the operator server using the call identification information; And Call content receiving unit for receiving call content information according to a call from the communication network server using the call identification information Interception system comprising a. The method of claim 24, The call data information, Including at least one of an eavesdropping identifier, an operator server identifier, call processing information, and call identification information, The call content information, An eavesdropping system comprising at least one of an eavesdropping identifier, a communication network server identifier, call content information, and call identification information. The method of claim 21, The operator server, And wherein the communication network information is extracted using the subscriber information of the target terminal. The method of claim 21, The communication network information, An interception system comprising at least one of an eavesdropping identifier, an operator server identifier, and a network server identifier. The method of claim 21, An interception system further comprising: an interception unit for generating interception information of the interception target terminal by using the call information. The method of claim 24, An interception system further comprising an interception unit for intercepting the interception target terminal through matching between call data information and call content information. A communication network information processing unit for extracting communication network information of an eavesdropping target terminal and transmitting the extracted communication network information to the interception request server according to an eavesdropping request from the interception request server; A call identification information processing unit for generating call identification information according to a call origination of the intercepting target terminal and transmitting the call identification information to the interception request server; And Call data information processing unit for transmitting the call data information according to the interception of the call of the target terminal to the interception request server Interception system comprising a. The method of claim 30, The communication network information processing unit, An inquiry message transmitting unit which transmits a communication network inquiry message for the interception target terminal to a call processing device in response to an interception request from an interception request server; A communication network information receiving unit which receives the communication network information in response to the inquiry message from the call processing device; And Communication network information transmitter for transmitting the communication network information to the interception request server Interception system comprising a. The method of claim 31, wherein The communication network information, An interrogation system, characterized in that extracted from the subscriber information of the interception target terminal included in the call processing device. The method of claim 30, The call identification information processing unit, A call generation information receiver configured to receive call generation information from a call processing device according to a call origination of the target terminal; And Call identification information transmitting unit for transmitting the call identification information generated using the call generation information to the interception request server. Interception system comprising a. The method of claim 33, wherein The call identification information, An interception system, characterized in that it is included in the first call data information according to the call processing of the interception target terminal. The method of claim 30, The call data information processing unit, A call processing information receiving unit which receives call processing information according to call processing of the interception target terminal from a call processing apparatus; And A call data information transmitter for transmitting the call data information generated using the call processing information to the interception request server; Interception system comprising a. The method of claim 30, The interception request server, An interception system, wherein the interception of call content is requested to a communication network server used by the interception target terminal by using the communication network information. The method of claim 30, The call identification information, And transmitting the call content information according to the call interception from the communication network server to the interception request server after transmitting to the communication network server via the interception request server. The method of claim 37, The call data information, An interception system, wherein the interception request server matches the call content information and uses the interception target terminal for interception. The method of claim 30, The communication network information, At least one of an eavesdropping identifier, a recognition identifier, and a network server identifier, and The call data information, An interception system comprising at least one of an eavesdropping identifier, a recognition identifier, call processing information, and call identification information.

Images