JP2006279572A - Mobile phone terminal system, mobile phone terminal unauthorized use prevention method, and mobile phone terminal unauthorized use prevention program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mobile phone terminal system, a mobile phone terminal unauthorized use prevention method, and a mobile phone terminal unauthorized use prevention program for disabling the terminal via a network so that the unauthorized use is prevented when the mobile phone terminal is lost or the like. <P>SOLUTION: When a noncontact IC tag built-in mobile phone 10 is lost or stolen, a user allows a noncontact IC tag card 20 having ID information corresponding one-on-one to the noncontact IC tag built-in mobile phone 10 to be read, and a mobile phone management server 50 limits transmission of the noncontact IC tag built-in mobile phone 10 which has been lost or the like based on the ID information, and shifts the noncontact IC tag built-in mobile phone 10 into a lock status. Thus, the noncontact IC tag built-in mobile phone 10 which has been lost or the like can be more quickly prevented from unauthorized use by a third party or personal information leakage. Its effectiveness can be significantly improved particularly by installing a noncontact IC tag reader 30 at mobile phone shops in a city or in station premises. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a mobile phone terminal system, a mobile phone terminal unauthorized use prevention method, and a mobile phone terminal unauthorized use prevention program for making a terminal unusable through a network in order to prevent unauthorized use when the mobile phone terminal is lost.

  In recent years, mobile phone terminals are becoming popular in the world, but security of mobile phone terminals is still in the developing stage. Conventionally, when a mobile phone terminal is lost or stolen, the following method has been used as a method for preventing unauthorized use of the mobile phone terminal by a third party and leakage of personal information from the mobile phone terminal.

  As a first method, the lost mobile phone terminal is controlled (command / keyword mail, incoming call from a specific telephone, etc.) to control the lost mobile phone terminal (operation key lock instruction) Incoming / outgoing call history / phone book information backup / erase instructions).

  As a second method, there is a method of limiting the use of the mobile phone terminal by ID / password, biometric authentication, etc. by installing a personal authentication function in the mobile phone terminal itself.

  According to Patent Document 1, the number of the mobile phone owned by the individual who has received the proof of receipt when the person at the consignee's home receives the package, and the receipt code of the received package are sent to the delivery management server by e-mail. By doing so, a delivery system has been proposed that can easily perform receipt verification without using a seal.

  In Patent Document 2, the lost or stolen wireless portable terminal is locked (unusable) to prevent unauthorized access to the network and reference to internal data. A wireless portable terminal unauthorized use prevention method in a wireless portable terminal system in which the portable terminal is locked by notifying the portable terminal through the wireless network before the wireless portable terminal is illegally used has been proposed. .

In Patent Literature 3, a mobile communication terminal that transmits identification information unique to a mobile communication terminal using weak radio waves and a mobile communication terminal that performs security management are registered with the same specific symbol. The alarm generator with weak radio wave reception function that manages the security of the mobile communication terminal, and the alarm generator cannot receive the unique symbol transmitted by the weak radio wave from the mobile communication terminal that performs security management A security system for a mobile communication terminal that generates an alarm when it comes to has been proposed.
JP 2002-316722 A JP-A-8-251660 JP 11-289381 A

  However, the above invention has the following problems.

  According to the conventional method, it is necessary to register and set the command / keyword mail by the user, the telephone number of the specific telephone, the ID / password, the biometric information, etc. in advance. There are problems such as forgetting the contents, labor of confirmation work, psychological resistance to registering biometric information, and low verification accuracy.

  In addition, the delivery system described in Patent Document 1 performs transmission / reception of mail such as delivery confirmation by recording information identifying a mobile phone such as a mobile phone number on a recording medium. It is impossible to restrict the communication of the mobile phone and prohibit the use of the mobile phone by a third party.

  A method for preventing unauthorized use of a wireless portable terminal described in Patent Document 2 via a network is to prevent unauthorized access to the network by placing a lost or stolen wireless portable terminal in a locked state (unusable state). Although the wireless portable terminal obtained by a third party prevents the internal data from being referenced and the unauthorized use is prevented, the information center erases the data contained in the wireless portable terminal. Data stored in the terminal cannot be referenced.

  The security system for a mobile communication terminal described in Patent Document 3 needs to constantly monitor the state of the mobile communication terminal by receiving a weak radio wave from the mobile communication terminal for which the alarm generation device performs security management.

  Therefore, according to the present invention, when a mobile phone is lost or stolen, the user reads a non-contact IC tag card having ID information corresponding to the mobile phone in a one-to-one correspondence, and the management server is lost based on the ID information. Proposing a mobile phone terminal system that can prevent unauthorized use of a lost mobile phone by a third party and leakage of personal information by restricting outgoing calls of the mobile phone and shifting the mobile phone to a locked state. It is an object.

  The invention according to claim 1 is a mobile communication terminal, a non-contact IC tag card that stores identification information of the mobile communication terminal, a non-contact IC tag card reader that reads the identification information from the non-contact IC tag card, In a mobile phone terminal system including an information processing terminal connected to a network, a management server that performs security management of the mobile communication terminal, and a base station that controls connection of the mobile communication terminal, the management server includes the mobile Storage means for storing management information of the communication terminal, and when the identification information read by the non-contact IC card reader is received from the information processing terminal, the management server is stored by the storage means Connection to the mobile communication terminal in the base station based on the management information for each identification information, and the mobile communication terminal And controlling the lock / unlock operation.

  According to a second aspect of the present invention, in the mobile phone terminal system according to the first aspect, the management server backs up data held by the mobile communication terminal when the operation of the mobile communication terminal is locked. To do.

  The invention described in claim 3 is the mobile phone terminal system according to claim 2, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal. To do.

  According to a fourth aspect of the present invention, in the mobile phone terminal system according to any one of the first to third aspects, the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a backup. It is characterized in that it has a link of said data.

  The invention according to claim 5 is a first portable communication terminal, a contactless IC tag card that stores identification information of the portable communication terminal, a second portable communication terminal connected to a network, and the portable communication terminal. In a mobile phone terminal system having a management server that performs security management and a base station that controls connection of the mobile communication terminal, the management server includes storage means for storing management information of the mobile communication terminal, When receiving the identification information read by the second mobile communication terminal, the management server, based on the management information for each of the identification information stored by the storage means, the first in the base station The connection to the mobile communication terminal and the lock / unlock of the operation of the mobile communication terminal are controlled.

  According to a sixth aspect of the present invention, in the mobile phone terminal system according to the fifth aspect, when the management server locks the operation of the first mobile communication terminal, the data held by the first mobile communication terminal is stored. It is characterized by backing up.

  The invention described in claim 7 is the mobile phone terminal system according to claim 6, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal. To do.

  The invention according to claim 8 is the mobile phone terminal system according to any one of claims 5 to 7, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a backup. It is characterized in that it has a link of said data.

  The invention according to claim 9 is a mobile communication terminal, a non-contact IC tag card that stores identification information of the mobile communication terminal, a non-contact IC tag card reader that reads the identification information from the non-contact IC tag card, An information processing terminal connected to a network, a management server that performs security management of the mobile communication terminal, a base station that controls connection of the mobile communication terminal, and the management server store management information of the mobile communication terminal A mobile phone terminal system unauthorized use prevention method for a mobile phone terminal system, wherein the management server receives the identification information read by the contactless IC card reader from the information processing terminal. , To the mobile communication terminal in the base station based on the management information for each of the identification information stored by the storage means Continued, and characterized by having a step of controlling the locking / unlocking operation of the mobile communication terminal.

  The invention according to claim 10 is the mobile phone terminal unauthorized use prevention method according to claim 9, wherein the management server backs up data held by the mobile communication terminal when locking the operation of the mobile communication terminal. It is characterized by having.

  The invention according to claim 11 is the mobile phone terminal unauthorized use prevention method according to claim 10, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal. It is characterized by having.

  The invention according to claim 12 is the mobile phone terminal unauthorized use prevention method according to any one of claims 9 to 11, wherein the management information indicates whether or not the operation of the mobile communication terminal is locked. And a link of the backed up data.

  The invention described in claim 13 is a first portable communication terminal, a non-contact IC tag card that stores identification information of the portable communication terminal, a second portable communication terminal connected to a network, and the portable communication terminal. A mobile phone terminal of a mobile phone terminal system comprising: a management server that performs security management of the mobile phone; a base station that controls connection of the mobile communication terminal; and a storage means that stores management information of the mobile communication terminal In the unauthorized use prevention method, when the identification information read by the second mobile communication terminal is received, the management server is based on the management information for each of the identification information stored by the storage unit And connecting to the first mobile communication terminal in the base station and controlling the lock / unlock of the operation of the mobile communication terminal. To.

  The invention described in claim 14 is the mobile phone terminal unauthorized use prevention method according to claim 13, wherein the management server holds the first mobile communication terminal when locking the operation of the first mobile communication terminal. And a step of backing up data to be performed.

  The invention according to claim 15 is the mobile phone terminal unauthorized use prevention method according to claim 14, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal. It is characterized by having.

  According to a sixteenth aspect of the present invention, in the mobile phone terminal unauthorized use prevention method according to any one of the thirteenth to fifteenth aspects, the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked. And a link of the backed up data.

  The invention according to claim 17 is a mobile communication terminal, a non-contact IC tag card that stores identification information of the mobile communication terminal, a non-contact IC tag card reader that reads the identification information from the non-contact IC tag card, An information processing terminal connected to a network, a management server that performs security management of the mobile communication terminal, a base station that controls connection of the mobile communication terminal, and the management server store management information of the mobile communication terminal An unauthorized use prevention program for a mobile phone terminal system having a storage means for receiving the identification information read by the non-contact IC card reader from the information processing terminal, The mobile communication in the base station based on the management information for each of the identification information stored by the storage means Connecting to the end, and characterized by having a process of controlling the locking / unlocking operation of the mobile communication terminal.

  The invention described in claim 18 is the mobile phone terminal unauthorized use prevention program according to claim 17, wherein the management server backs up data held by the mobile communication terminal when the operation of the mobile communication terminal is locked. It is characterized by having.

  The invention described in claim 19 is the mobile phone terminal unauthorized use prevention program according to claim 18, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal. It is characterized by having.

  According to a twentieth aspect of the present invention, in the mobile phone terminal unauthorized use prevention program according to any one of the seventeenth to nineteenth aspects, the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked. And a link of the backed up data.

  The invention according to claim 21 is a first portable communication terminal, a contactless IC tag card that stores identification information of the portable communication terminal, a second portable communication terminal connected to a network, and the portable communication terminal. A mobile phone terminal of a mobile phone terminal system comprising: a management server that performs security management of the mobile phone; a base station that controls connection of the mobile communication terminal; and a storage means that stores management information of the mobile communication terminal When the identification information read by the second portable communication terminal is received, the management server is based on the management information for each of the identification information stored by the storage unit. And a process of controlling the connection to the first mobile communication terminal and the lock / unlock of the operation of the mobile communication terminal in the base station. And it features.

  According to a twenty-second aspect of the present invention, in the mobile phone terminal unauthorized use prevention program according to the twenty-first aspect, the management server holds the first portable communication terminal when the operation of the first portable communication terminal is locked. It has the process which backs up the data to perform.

  The invention described in claim 23 is the mobile phone terminal unauthorized use prevention program according to claim 22, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal. It is characterized by having.

  The invention according to claim 24 is the mobile phone terminal unauthorized use prevention program according to any one of claims 21 to 23, wherein the management information indicates whether the operation of the mobile communication terminal is locked or not. And a link of the backed up data.

  According to the present invention, when a mobile phone is lost or stolen, a user reads a non-contact IC tag card having ID information corresponding to the mobile phone in a one-to-one manner, and the management server loses the mobile phone based on the ID information. By restricting the transmission of the mobile phone and shifting the mobile phone to the locked state, it is possible to prevent unauthorized use of a lost mobile phone by a third party and leakage of personal information more quickly. In particular, when an IC tag reader is installed in a mobile phone store or a station in the city, the effect can be dramatically improved.

  Hereinafter, the configuration and operation of a mobile phone terminal system according to an embodiment of the present invention will be described.

  First, the configuration of the mobile phone terminal system according to the present embodiment will be described with reference to FIG.

  The mobile phone terminal system according to the present embodiment includes a mobile phone 10 with a non-contact IC tag, a non-contact IC tag card 20, a non-contact IC card reader 30, a personal computer (information processing terminal) 40, a mobile phone management server 50, a mobile An exchange 60, a network 100 such as the Internet for connecting private networks, a mobile network 200, and a private network 300 are configured. Note that the non-contact IC tag built-in mobile phone 10 and the mobile phone management server 50 are connected via the mobile network 200 and the network 300. In addition, the mobile phone management server 50 and the mobile exchange 60 are connected via the network 300.

  The mobile phone 10 with a built-in non-contact IC tag has a lock function that disables the mobile phone with a built-in non-contact IC tag according to a remote instruction from the mobile phone management server 50, and changes from a disabled state due to the lock function to a usable state. It has a lock release function to restore. Unique ID information is embedded in the mobile phone 10 with a non-contact IC tag.

  Specifically, the lock function is a function for locking operation keys and backing up / deleting outgoing / incoming call history / phone book information. The unlock function is a function for unlocking operation keys and uploading / recovering outgoing / incoming call history / phone book information.

  In the non-contact IC tag card 20, unique ID information (for example, ID information with a loss flag) corresponding to the non-contact IC tag built-in mobile phone 10 on a one-to-one basis is embedded.

  The non-contact IC tag reader 30 has a function of reading ID information from the non-contact IC tag built-in mobile phone 10 and the non-contact IC tag card 20.

  The personal computer 40 has a terminal (USB or the like) for connecting the non-contact IC tag reader 30, and an application for reading the read ID information (hereinafter referred to as an ID information reading application) is installed. The personal computer 40 has a network function for connecting to the network 100 such as the Internet.

  When the mobile phone management server 50 receives the ID information of the non-contact IC tag card 20, the mobile phone management server 50 instructs the mobile switch 60 to restrict transmission from the mobile phone 10 with a built-in non-contact IC tag. In addition, the mobile phone management server 50 instructs the mobile phone 10 with a built-in non-contact IC tag to activate / release the lock function. Further, the mobile phone management server 50 has a management information DB (shown in Table 1) 50a that holds information regarding the state where each mobile phone 10 with built-in non-contact IC tag is placed. The contents are added according to the change in the state of the built-in mobile phone 10.

  The mobile switch 60 has a function of restricting outgoing calls from the mobile phone 10 with a built-in non-contact IC tag according to an instruction from the mobile phone management server 50.

  Next, the operation in the mobile phone terminal system according to the present embodiment will be described in detail.

  First, a process for activating the lock function of the mobile phone 10 with a non-contact IC card when the mobile phone 10 with a non-contact IC card is lost will be described with reference to FIG. It is assumed that the personal computer 40 has been activated in advance. The personal computer 40 can access the Internet by a high-speed data transmission technique such as ADSL or FTTH. Further, it is assumed that the non-contact IC tag reader 30 is connected to the personal computer 40 through an interface such as a USB.

  A user who has confirmed that the mobile phone 10 with built-in non-contact IC card has been lost or stolen first starts the ID information reading application of the personal computer 40 (step A1) and stores it in the non-contact IC tag card 20 by the non-contact IC tag reader 30. The read information is read (step A2). Specifically, the non-contact IC tag reader 30 reads the ID information unique to the mobile phone 10 with a built-in non-contact IC tag that has been confirmed to be lost or stolen from the non-contact IC tag card 20 and inputs the read ID information to the personal computer 40. (Steps A2 and A3).

  When the ID information is input to the personal computer 40, the input of the ID information is a trigger, and the ID information reading application uses the communication function of the personal computer 40 to connect to the Internet, and the ID information is stored in the mobile phone management server 50. (Step A4).

  The mobile phone management server 50 reads the management information of the mobile phone 10 with a built-in non-contact IC card corresponding to the received ID information, and additionally writes the current state where the mobile phone 10 with a built-in non-contact IC card is placed (step A5). ). Specifically, the management of the mobile phone 10 with a built-in non-contact IC card stored in the management information DB 50a with additional contents (1) with the loss flag indicating the loss / theft occurrence of the mobile phone 10 with a non-contact IC card stored in the management information DB 50a. Append to the information (shown in Table 1). In addition, the mobile phone management server 50 instructs the mobile switch 60 to prohibit transmission from the mobile phone 10 with a built-in contactless IC card corresponding to the ID information (step A6). Further, the cellular phone management server 50 instructs the non-contact IC tag built-in cellular phone 10 corresponding to the ID information to activate the lock function (step A7).

  When receiving the instruction to activate the lock function from the mobile phone management server 50, the non-contact IC tag built-in mobile phone 10 reads ID information stored in the built-in non-contact IC tag (step A8). Then, the non-contact IC tag built-in mobile phone 10 adds the read ID information to the incoming / outgoing history, phone book information, etc. held by the non-contact IC tag built-in mobile phone 10 and transfers it to the mobile phone management server 50 for backup. To do. Next, the mobile phone 10 with a built-in non-contact IC tag deletes the information backed up in the mobile phone management server 50 from its own device and simultaneously activates the lock function (step A9). In addition, the mobile phone management server 50 that has received the outgoing / incoming call history, the phone book information, etc. to which the ID information is added adds the current information to the management information of the mobile phone 10 with a built-in non-contact IC tag corresponding to the ID information. . Specifically, the additional information (2) obtained by locking (blocking) the mobile phone status indicating activation / release of the lock function of the mobile phone 10 with the non-contact IC card is stored in the management information DB 50a. It is added to the management information of the mobile phone 10 (shown in Table 1).

  Through the above processing, when the mobile phone 10 with a built-in non-contact IC tag is lost or stolen, unauthorized use by a third party of the mobile phone 10 with a built-in non-contact IC tag can be prevented.

  Next, when the mobile phone 10 with a built-in non-contact IC tag that has been lost or stolen can be collected, the locked state of the mobile phone 10 with a built-in non-contact IC tag is released, and the information backed up to the mobile phone management server 50 is again stored. Processing to be stored in the mobile phone 10 with a non-contact IC tag will be described with reference to FIG.

  The user who has collected the lost contactless IC card built-in mobile phone 10 first activates the ID information reading application of the personal computer 40 (step B1). Further, the non-contact IC tag reader 30 is made to read the ID information stored in the collected non-contact IC card built in the mobile phone 10 with built-in non-contact IC card (step B2).

  The non-contact IC tag reader 30 inputs the read ID information to the personal computer 40 (step B3). When the ID information is input to the personal computer 40, the input of the ID information is a trigger, and the ID information reading application uses the communication function of the personal computer 40 to connect to the Internet, and the ID information is stored in the mobile phone management server 50. (Step B4).

  The mobile phone management server 50 reads the management information of the mobile phone 10 with a built-in contactless IC card corresponding to the received ID information, and additionally writes the current state where the mobile phone 10 with a built-in contactless IC card is placed (step B5). ). Specifically, the management of the mobile phone 10 with a built-in non-contact IC card stored in the management information DB 50a with the additional content (3) in which the loss flag indicating the loss / theft occurrence of the mobile phone 10 with a non-contact IC card is turned off is stored. Append to the information (shown in Table 1). In addition, the mobile phone management server 50 instructs the mobile switch 60 to permit transmission from the non-contact IC card built-in mobile phone 10 corresponding to the ID information (step B6). Further, the mobile phone management server 50 instructs the mobile phone 10 with a built-in contactless IC tag corresponding to the ID information to release the lock function (step B7).

  When the mobile phone 10 with a built-in non-contact IC tag receives an instruction to release the lock function from the mobile phone management server 50, the mobile phone 10 reads the ID information stored in the built-in non-contact IC tag (step B8) and corresponds to the ID information. The mobile phone management server 50 is requested to acquire the outgoing / incoming history, telephone directory information, etc. of the mobile phone 10 with built-in non-contact IC tag (step B9).

  The mobile phone management server 50 transmits the backed up and received call history, telephone directory information, etc. to the mobile phone 10 with built-in non-contact IC tag (step B10). When the incoming / outgoing call history, telephone directory information, etc. are received from the mobile phone management server 50, the mobile phone 10 with a built-in non-contact IC tag stores the information in its own device again and releases the lock function (step B11). When the lock function of the mobile phone 10 with built-in non-contact IC tag is released, the mobile phone management server 50 is notified of this. Receiving the notification, the mobile phone management server 50 adds the current information to the management information of the mobile phone 10 with built-in contactless IC tag corresponding to the ID information. Specifically, the non-contact IC stored in the management information DB 50a is the additional information (4) obtained by unlocking (normally operating) the mobile phone status indicating activation / release of the lock function of the mobile phone 10 with built-in non-contact IC card. The information is added to the management information of the card built-in mobile phone 10 (shown in Table 1).

  According to the above processing, when the lost non-contact IC tag built-in mobile phone 10 is collected, the functions of the non-contact IC tag built-in mobile phone 10 before the loss can be quickly and reliably restored. it can.

  As described above, according to the mobile phone terminal system according to the present embodiment, when the mobile phone is lost or stolen, the user can read the contactless IC tag card having ID information corresponding to the mobile phone on a one-to-one basis. It is possible to prevent unauthorized use and personal information leakage more quickly by simply performing. In particular, when an IC tag reader is installed in a mobile phone store or a station in the city, the effect can be dramatically improved.

  Next, another embodiment will be described in detail with reference to FIGS.

  As shown in FIG. 4, the mobile phone terminal system of the present embodiment is different from the above-described mobile phone terminal system in that it does not have the IC tag reader 30 and the personal computer 40 but has the non-contact IC tag built-in mobile phone 11. It is assumed that an ID information reading application is installed in the mobile phone 11 with a non-contact IC tag. Other configurations are the same as those of the mobile phone terminal system according to the above-described embodiment, and thus description thereof is omitted.

  Next, the operation in the mobile phone terminal system according to the present embodiment will be described in detail.

  First, a process of activating the lock function of the mobile phone 10 with a non-contact IC card when the mobile phone 10 with a non-contact IC card is lost will be described with reference to FIG.

  A user who confirms the loss or theft of the mobile phone 10 with the non-contact IC card first starts the ID information reading application of the mobile phone 11 with the non-contact IC tag possessed by the family, friends, etc. (step C1). The stored information is read by holding the tag card 20 over the non-contact IC tag built-in mobile phone 11 (step C2). Specifically, the non-contact IC tag built-in mobile phone 11 reads ID information unique to the non-contact IC tag built-in mobile phone 10 that has been confirmed to be lost or stolen from the non-contact IC tag card 20, and the non-contact IC tag built-in mobile phone 11 reads the read ID information (steps C2, C3).

  When ID information is input to the mobile phone 11 with a built-in non-contact IC tag, the input of the ID information becomes a trigger, and the ID information reading application uses the communication function of the mobile phone 11 with a built-in non-contact IC tag to execute Internet connection, The ID information is transmitted to the mobile phone management server 50 (step C4).

  The mobile phone management server 50 reads the management information of the mobile phone 10 with a built-in non-contact IC card corresponding to the received ID information, and adds the current state where the mobile phone 10 with a built-in non-contact IC card is placed (step C5). ). Specifically, the management of the mobile phone 10 with a built-in non-contact IC card stored in the management information DB 50a with additional contents (1) with the loss flag indicating the loss / theft occurrence of the mobile phone 10 with a non-contact IC card stored in the management information DB 50a. Append to the information (shown in Table 2). In addition, the mobile phone management server 50 instructs the mobile exchange 60 to prohibit transmission from the mobile phone 10 with a built-in contactless IC card corresponding to the ID information (step C6). Further, the cellular phone management server 50 instructs the non-contact IC tag built-in cellular phone 10 corresponding to the ID information to activate the lock function (step C7).

  When the mobile phone 10 with a built-in non-contact IC tag receives an instruction to activate the lock function from the mobile phone management server 50, the mobile phone 10 reads ID information stored in the built-in non-contact IC tag (step C8). Then, the non-contact IC tag built-in mobile phone 10 adds the read ID information to the incoming / outgoing history, phone book information, etc. held by the non-contact IC tag built-in mobile phone 10 and transfers it to the mobile phone management server 50 for backup. To do. Next, the mobile phone 10 with built-in non-contact IC tag erases the information backed up in the mobile phone management server 50 from its own device, and simultaneously activates the lock function (step C9). In addition, the mobile phone management server 50 that has received the outgoing / incoming call history, the phone book information, etc. to which the ID information is added adds the current information to the management information of the mobile phone 10 with a built-in non-contact IC tag corresponding to the ID information. . Specifically, the additional information (2) obtained by locking (blocking) the mobile phone status indicating activation / release of the lock function of the mobile phone 10 with the non-contact IC card is stored in the management information DB 50a. It is added to the management information of the mobile phone 10 (shown in Table 2).

  Through the above processing, when the mobile phone 10 with a built-in non-contact IC tag is lost or stolen, unauthorized use by a third party of the mobile phone 10 with a built-in non-contact IC tag can be prevented.

  Next, when the mobile phone 10 with a built-in non-contact IC tag that has been lost or stolen can be collected, the locked state of the mobile phone 10 with a built-in non-contact IC tag is released, and the information backed up to the mobile phone management server 50 is again stored. Processing to be stored in the non-contact IC tag built-in mobile phone 10 will be described with reference to FIG.

  The user who has recovered the lost contactless IC card built-in mobile phone 10 first activates the ID information reading application of the contactless IC tag built-in mobile phone 11 (step D1). Also, the ID information stored in the collected non-contact IC card built in the non-contact IC card built-in mobile phone 10 is read by the non-contact IC built-in mobile phone 11 (steps D2 and D3). Then, the ID information reading application is triggered by the reading of the ID information, uses the communication function of the non-contact IC tag built-in mobile phone 11 to execute the Internet connection, and transmits the ID information to the mobile phone management server 50 ( Step D4).

  The mobile phone management server 50 reads the management information of the mobile phone 10 with a built-in non-contact IC card corresponding to the received ID information, and adds the current state where the mobile phone 10 with a built-in non-contact IC card is placed (step D5). ). Specifically, the management of the mobile phone 10 with a built-in non-contact IC card stored in the management information DB 50a with the additional content (3) in which the loss flag indicating the loss / theft occurrence of the mobile phone 10 with a non-contact IC card is turned off is stored. Append to the information (shown in Table 2). In addition, the mobile phone management server 50 instructs the mobile switch 60 to permit transmission from the non-contact IC card built-in mobile phone 10 corresponding to the ID information (step D6). Furthermore, the mobile phone management server 50 instructs the mobile phone 10 with a built-in contactless IC tag corresponding to the ID information to release the lock function (step D7).

  When the mobile phone 10 with a built-in non-contact IC tag receives an instruction to release the lock function from the mobile phone management server 50, it reads out the ID information stored in the built-in non-contact IC tag (step D8) and corresponds to the ID information. The mobile phone management server 50 is requested to acquire the call history and the phone book information of the mobile phone 10 with a built-in non-contact IC tag (step D9).

  The mobile phone management server 50 transmits the backed up and received call history, phone book information, and the like to the mobile phone 10 with built-in non-contact IC tag (step D10). When receiving the outgoing / incoming call history, phone book information, etc. from the mobile phone management server 50, the mobile phone 10 with built-in non-contact IC tag stores the information in its own device again and releases the lock function (step D11). When the lock function of the mobile phone 10 with built-in non-contact IC tag is released, the mobile phone management server 50 is notified of this. Receiving the notification, the mobile phone management server 50 adds the current information to the management information of the mobile phone 10 with built-in contactless IC tag corresponding to the ID information. Specifically, the non-contact IC stored in the management information DB 50a is the additional information (4) obtained by unlocking (normally operating) the mobile phone status indicating activation / release of the lock function of the mobile phone 10 with built-in non-contact IC card. The information is added to the management information of the card built-in mobile phone 10 (shown in Table 2).

  According to the above processing, when the lost non-contact IC tag built-in mobile phone 10 is collected, the functions of the non-contact IC tag built-in mobile phone 10 before the loss can be quickly and reliably restored. it can.

  As described above, according to the mobile phone terminal system according to the present embodiment, when a mobile phone is lost or stolen without using a non-contact IC tag reader and a personal computer, the user has a one-to-one ID corresponding to the mobile phone. By simply performing an operation for reading a non-contact IC tag card having information by a mobile phone, unauthorized use and leakage of personal information can be prevented more quickly.

It is a block diagram which shows the structure of the mobile telephone terminal system which concerns on this embodiment. It is a sequence diagram which shows the process of this system when a mobile telephone terminal is lost. It is a sequence diagram which shows the process of this system when a mobile telephone terminal is collect | recovered. 1 is a block diagram illustrating a configuration of a mobile phone terminal system according to Embodiment 1. FIG. It is a sequence diagram which shows the process of this system when a mobile telephone terminal is lost. It is a sequence diagram which shows the process of this system when a mobile telephone terminal is collect | recovered.

Explanation of symbols

10, 11 Mobile phone with built-in non-contact IC tag 20 Non-contact IC tag card 30 Non-contact IC tag reader 40 Personal computer 50 Mobile phone management server 50a Management information DB
60 Mobile switch

Claims (24)

A mobile communication terminal, a contactless IC tag card that stores identification information of the mobile communication terminal, a contactless IC tag card reader that reads the identification information from the contactless IC tag card, and an information processing terminal connected to a network And a mobile phone terminal system having a management server that performs security management of the mobile communication terminal, and a base station that controls connection of the mobile communication terminal,
The management server has storage means for storing management information of the mobile communication terminal,
When the identification information read by the non-contact IC card reader is received from the information processing terminal, the management server is configured to use the base station based on the management information for each identification information stored by the storage unit. A mobile phone terminal system for controlling connection to the mobile communication terminal and locking / unlocking operation of the mobile communication terminal.   The mobile telephone terminal system according to claim 1, wherein the management server backs up data held by the mobile communication terminal when the operation of the mobile communication terminal is locked.   The mobile telephone terminal system according to claim 2, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal.   The mobile information according to any one of claims 1 to 3, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a link of the backed up data. Telephone terminal system. A first portable communication terminal; a contactless IC tag card that stores identification information of the portable communication terminal; a second portable communication terminal connected to a network; and a management server that performs security management of the portable communication terminal; In a mobile phone terminal system having a base station that controls connection of the mobile communication terminal,
The management server has storage means for storing management information of the mobile communication terminal,
When receiving the identification information read by the second mobile communication terminal, the management server, based on the management information for each of the identification information stored by the storage means, the first in the base station A mobile phone terminal system that controls connection to a mobile communication terminal and lock / unlock operation of the mobile communication terminal.   6. The mobile phone terminal system according to claim 5, wherein when the operation of the first mobile communication terminal is locked, the management server backs up data held by the first mobile communication terminal.   The mobile telephone terminal system according to claim 6, wherein the management server restores the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal.   The mobile information according to any one of claims 5 to 7, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a link of the backed up data. Telephone terminal system. A mobile communication terminal, a contactless IC tag card that stores identification information of the mobile communication terminal, a contactless IC tag card reader that reads the identification information from the contactless IC tag card, and an information processing terminal connected to a network And a management server that performs security management of the mobile communication terminal, a base station that controls connection of the mobile communication terminal, and a storage unit that stores management information of the mobile communication terminal A mobile phone terminal unauthorized use prevention method for a terminal system,
When the identification information read by the non-contact IC card reader is received from the information processing terminal, the management server is configured to use the base station based on the management information for each identification information stored by the storage unit. A method for preventing unauthorized use of a mobile phone terminal, comprising: controlling connection to the mobile communication terminal and locking / unlocking operation of the mobile communication terminal.   The method according to claim 9, wherein the management server includes a step of backing up data held by the mobile communication terminal when the operation of the mobile communication terminal is locked.   The method according to claim 10, wherein the management server includes a step of restoring the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal.   The mobile information according to any one of claims 9 to 11, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a link of the backed up data. How to prevent unauthorized use of telephone terminals. A first portable communication terminal; a contactless IC tag card that stores identification information of the portable communication terminal; a second portable communication terminal connected to a network; and a management server that performs security management of the portable communication terminal; The base station for controlling the connection of the mobile communication terminal, and the management server is a mobile phone terminal unauthorized use prevention method for a mobile phone terminal system having storage means for storing management information of the mobile communication terminal,
When receiving the identification information read by the second mobile communication terminal, the management server, based on the management information for each of the identification information stored by the storage means, the first in the base station A method for preventing unauthorized use of a mobile phone terminal, comprising: a step of controlling connection to a mobile communication terminal and locking / unlocking operation of the mobile communication terminal.   14. The mobile phone terminal fraud according to claim 13, wherein the management server includes a step of backing up data held by the first mobile communication terminal when locking the operation of the first mobile communication terminal. Use prevention method.   The method according to claim 14, wherein the management server includes a step of restoring the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal.   The mobile information according to any one of claims 13 to 15, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a link of the backed up data. How to prevent unauthorized use of telephone terminals. A mobile communication terminal, a contactless IC tag card that stores identification information of the mobile communication terminal, a contactless IC tag card reader that reads the identification information from the contactless IC tag card, and an information processing terminal connected to a network And a management server that performs security management of the mobile communication terminal, a base station that controls connection of the mobile communication terminal, and a storage unit that stores management information of the mobile communication terminal A mobile phone terminal unauthorized use prevention program for a terminal system,
When the identification information read by the non-contact IC card reader is received from the information processing terminal, the management server is configured to use the base station based on the management information for each identification information stored by the storage unit. A program for preventing unauthorized use of a mobile phone terminal, comprising: a process for controlling connection to the mobile communication terminal and locking / unlocking operation of the mobile communication terminal.   The mobile phone terminal unauthorized use prevention program according to claim 17, wherein the management server has a process of backing up data held by the mobile communication terminal when the operation of the mobile communication terminal is locked.   19. The mobile phone terminal unauthorized use prevention program according to claim 18, wherein the management server has a process of restoring the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal.   20. The mobile phone according to claim 17, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a link of the backed up data. Telephone terminal unauthorized use prevention program. A first portable communication terminal; a contactless IC tag card that stores identification information of the portable communication terminal; a second portable communication terminal connected to a network; and a management server that performs security management of the portable communication terminal; The base station for controlling the connection of the mobile communication terminal, and the management server is a mobile phone terminal unauthorized use prevention program for a mobile phone terminal system having storage means for storing management information of the mobile communication terminal,
When receiving the identification information read by the second mobile communication terminal, the management server, based on the management information for each of the identification information stored by the storage means, the first in the base station A program for preventing unauthorized use of a mobile phone terminal, comprising a process of controlling connection to the mobile communication terminal and locking / unlocking operation of the mobile communication terminal.   22. The mobile phone terminal fraud according to claim 21, wherein the management server has a process of backing up data held by the first mobile communication terminal when the operation of the first mobile communication terminal is locked. Use prevention program.   The mobile phone terminal unauthorized use prevention program according to claim 22, wherein the management server has a process of restoring the data to the mobile communication terminal when unlocking the operation of the mobile communication terminal.   The mobile information according to any one of claims 21 to 23, wherein the management information includes a status indicating whether or not the operation of the mobile communication terminal is locked, and a link of the backed up data. Telephone terminal unauthorized use prevention program.

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