CN101969493A - Anti-theft method and device for mobile terminal - Google Patents
Anti-theft method and device for mobile terminal Download PDFInfo
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- CN101969493A CN101969493A CN 201010529137 CN201010529137A CN101969493A CN 101969493 A CN101969493 A CN 101969493A CN 201010529137 CN201010529137 CN 201010529137 CN 201010529137 A CN201010529137 A CN 201010529137A CN 101969493 A CN101969493 A CN 101969493A
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Abstract
The invention belongs to the technical field of mobile communication and particularly relates to an anti-theft method and an anti-theft device for a mobile terminal. The anti-theft method for the mobile terminal comprises the following steps of: a, presetting basic information in the mobile terminal, wherein the basic information comprises an alarm number and a user password; b, when the mobile terminal is started up, judging whether the international mobile subscriber identification (IMSI) number of the current subscriber identity module (SIM) card is accordant with the IMSI number of the initial SIM card or not, starting up normally if the IMSI number of the current SIM card is accordant with the IMSI number of the initial SIM card and performing step c if the IMSI number of the current SIM card is not accordant with the IMSI number of the initial SIM card; c, locking a screen, prompting a user to input the user password, starting up normally if the user password input by the user is correct and performing step d if the user password input by the user is wrong; and d, acquiring the place of the mobile terminal according to a base station positioning principle and sending an alarm short message to the preset alarm number. The anti-theft method and the anti-theft device for the mobile terminal have the advantage that: after the mobile terminal is stolen, the stealing or losing of the mobile terminal is judged according to different SIM card information before and after card change, the alarm short message is sent automatically when the stealing or losing of the mobile terminal is determined and the place of the mobile terminal is acquired according to the base station positioning principle so as to position the place of a thief, so that the user can get the mobile terminal back rapidly.
Description
Technical field
The invention belongs to the mobile communication technology field, relate in particular to a kind of anti-theft method for mobile terminal and device.
Background technology
Portable terminal especially mobile phone has been deep into the every aspect of people's life as a kind of terminal equipment of mobile communication, become indispensable life instrument in people's life, and generally all store the relevant information of a lot of individual subscribers in the portable terminal, can not give for change and may cause very big puzzlement the user if portable terminal is lost.At present, the mode of giving for change after portable terminal is lost mainly is that some hardware are installed on portable terminal, as distance-sensor etc., when surpassing predeterminable range, portable terminal can sound the alarm, but this kind mode needs hardware supports, and the upgrading of these hardware and safeguard relatively difficulty, technical scheme is difficult to promote.
Summary of the invention
The invention provides a kind of anti-theft method for mobile terminal and device, be intended to solve in the prior art owing to hardware is installed is given for change the mode of portable terminal and upgrade and safeguards problem relatively more difficult, that technical scheme is difficult to promote.
To achieve these goals, the invention provides a kind of anti-theft method for mobile terminal, may further comprise the steps:
Step a: set in advance essential information in portable terminal, wherein, essential information comprises warning number and user cipher;
Step b: judge during mobile terminal-opening whether IMSI number of current SIM card with initial SIM card IMSI number be consistent, if unanimity, normal boot-strap then, if inconsistent, execution in step c then;
Step c: lock-screen, the prompting user imports user cipher, if the user cipher of user input is correct, normal boot-strap then, if the user imports the user cipher mistake, execution in step d then;
Steps d: according to the base station positioning principle, obtain the present location of portable terminal, send alarming short message to the warning number that presets.
The technical scheme that the present invention takes also comprises: in described step a, described user cipher comprises unlocking pin and reset information password.
The technical scheme that the present invention takes also comprises: described step a also comprises: essential information is stored in the memory device of portable terminal inside with IMSI number of the initial SIM card of portable terminal.
The technical scheme that the present invention takes also comprises: described step c specifically comprises:
Step c1: lock-screen shows that unlocking pin frame and reset information password box prompting user inputs corresponding password;
Step c2: judge that the user still is that the reset information password box is imported at the unlocking pin frame,, enter step c3,, enter step c4 if import at the reset information password box if import at the unlocking pin frame;
Step c3: judge whether the unlocking pin of user input is identical with initial solution lock cipher in the memory device, if identical, then release and normal boot-strap, if inequality, execution in step d then;
Step c4: judge whether the reset information password of user input is identical with initial reset information password in the memory device, if identical, user's primary data in the portable terminal internal storage device of resetting after the release, if inequality, execution in step d then.
The technical scheme that the present invention takes also comprises: described steps d also comprises: in the error message of interface for password input display password, lock portable terminal simultaneously.
Another technical scheme that the present invention takes is: a kind of guarding against theft for mobile terminal device comprises:
Starting module: be used for the portable terminal normal boot-strap;
Memory module: be used for IMSI number of storing initial SIM card;
Module is set: be used for setting in advance essential information at portable terminal, wherein, essential information comprises warning number and user cipher;
Signal judgement module: be used to judge whether IMSI number of current SIM card with initial SIM card IMSI number be consistent, if consistent, then passes through the starting module normal boot-strap;
Reminding module: be used for when IMSI number of current SIM card with initial SIM card IMSI number is inconsistent, prompting user input is used for password and carries out authentication;
Password judge module: be used to judge whether the user cipher that the user imports is correct;
Alarm module: be used for when the user cipher of input is incorrect, sending alarming short message to the warning number that presets.
The technical scheme that the present invention takes also comprises: described password judge module comprises unlocking pin judging unit and reset information password judging unit, described unlocking pin judging unit is used to judge whether the unlocking pin that the user imports is correct, if the unlocking pin and the initial solution lock cipher in the memory device of user's input are inequality, then send note and report to the police by alarm module; Described reset information password judging unit is used to judge whether the reset information password that the user inputs is correct, if it is identical, then,, then send note and report to the police by alarm module if inequality by the primary data in the module reset portable terminal internal storage device is set.
The technical scheme that the present invention takes also comprises: the described primary data that is provided with in the module reset portable terminal internal storage device comprises: reinitialize warning number, unlocking pin and reset information password.
The technical scheme that the present invention takes also comprises: described guarding against theft for mobile terminal device also comprises separates lock module, and the described lock module of separating is used for after the user correctly imports unlocking pin portable terminal being carried out release, makes portable terminal and passes through the starting module normal boot-strap.
The technical scheme that the present invention takes also comprises: the described alarm module alert short message content of delivering newspaper comprises the data such as IMSI, IMEI number, the present location of portable terminal of portable terminal.
Beneficial effect of the present invention is: after anti-theft method for mobile terminal of the present invention and device utilize portable terminal stolen, changing before and after the card different SIM card information judges that portable terminal is whether stolen or loses, stolen or send alarming short message when losing automatically at definite portable terminal, and obtain the present location of portable terminal according to the base station positioning principle stealer location is positioned, make things convenient for the user to give portable terminal fast for change, in addition, the present invention is simple to operate, easy to use, be beneficial to popularization.
Description of drawings
Fig. 1 is the flow chart of the anti-theft method for mobile terminal of first embodiment of the invention;
Fig. 2 is the flow chart of the anti-theft method for mobile terminal of second embodiment of the invention;
Fig. 3 is the structural representation of the guarding against theft for mobile terminal device of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Please see also Fig. 1, be the flow chart of the anti-theft method for mobile terminal of first embodiment of the invention.The anti-theft method for mobile terminal of first embodiment of the invention may further comprise the steps:
Step 1: in portable terminal, set in advance essential information, comprise warning number and user cipher;
Wherein, the warning number is used for the receiving number of alarming short message when portable terminal is lost, and can specifically be set according to demand by the user for own relatives or friend's number; User cipher comprises unlocking pin and reset information password, and unlocking pin is used for changing card voluntarily as the user and is not stealer when changing card, can carry out authentication and avoids sending alarming short message by importing this unlocking pin; The reset information password is used for when portable terminal occurs forever changing card, can be by inputing information and the essential information of resetting current SIM card behind this reset information password, avoid changing after the card each start and all will import unlocking pin and carry out authentication, and avoid sending alarming short message.
Step 2: judge during mobile terminal-opening whether IMSI number of current SIM card with initial SIM card IMSI number be consistent, if inconsistent, then execution in step 3, if unanimity, then execution in step 5;
Wherein, IMSI number (international mobile subscriber identity) is international mobile subscriber identity, for being number that the mobile subscriber distributed of unique identification in the world.
Step 3: lock-screen, the prompting user imports user cipher, judges whether the user cipher of user's input is correct, if the user imports the user cipher mistake, then execution in step 4, if the user cipher of user's input is correct, then execution in step 5;
Step 4: according to the base station positioning principle, obtain the present location of portable terminal, send alarming short message to the warning number that presets;
Short message content comprises the IMSI of portable terminal, IMEI number, data such as the present location of portable terminal, wherein, IMEI number (International Mobile Equipment Identity) is the abbreviation of International Mobile Equipment Identity sign indicating number, the international equipment identification code that moves, form " electronics string number " by 15 bit digital, it is corresponding one by one with every portable terminal, and this yard is that the whole world is unique, each portable terminal all will be endowed a globally unique sets of numbers after assembling is finished, this number is from producing to institute of the manufacturer record that is delivered for use all manufactured production.
Step 5: normal boot-strap.
Seeing also Fig. 2, is the flow chart of the anti-theft method for mobile terminal of second embodiment of the invention.The anti-theft method for mobile terminal of second embodiment of the invention may further comprise the steps:
Step 10: in portable terminal, set in advance essential information, comprise warning number, unlocking pin and reset information password;
Wherein, the warning number is used for the receiving number of alarming short message when portable terminal is lost, and can specifically be set according to demand by the user for own relatives or friend's number; Unlocking pin is used for changing card voluntarily as the user and is not stealer when changing card, can carry out authentication and avoids sending alarming short message by importing this unlocking pin; The reset information password is used for when portable terminal occurs forever changing card, can be by inputing information and the essential information of resetting current SIM card behind this reset information password, avoid changing after the card each start and all will import unlocking pin and carry out authentication, and avoid sending alarming short message.
Step 20: essential information is stored in the memory device of portable terminal inside with IMSI number of the initial SIM card of this portable terminal;
Wherein, IMSI number (international mobile subscriber identity) is international mobile subscriber identity, for being number that the mobile subscriber distributed of unique identification in the world.
Step 30: read current SIM card during mobile terminal-opening IMSI number;
Step 40: judge IMSI number of current SIM card with the portable terminal internal storage device in initial IMS I number whether consistent, if the IMSI of current SIM card number with the portable terminal internal storage device in initial IMS I number consistent, execution in step 50; If the IMSI of current SIM card number with the portable terminal internal storage device in initial IMS I number inconsistent, then execution in step 60;
Step 50: normal boot-strap;
Step 60: lock-screen makes the user can't carry out any operation, and shows that unlocking pin frame and reset information password box prompting user input corresponding password;
Step 70: judge that the user still is that the reset information password box is imported at the unlocking pin frame,, enter step 80,, enter step 100 if import at the reset information password box if import at the unlocking pin frame;
Step 80: judge whether the unlocking pin of user input is identical with initial solution lock cipher in the memory device, if the unlocking pin that the user imports is identical with initial solution lock cipher in the memory device, execution in step 90; If the unlocking pin and the initial solution lock cipher in the memory device of user's input are inequality, then execution in step 120;
Step 90: release and normal boot-strap, EP (end of program);
Step 100: judge whether the reset information password of user input is identical with initial reset information password in the memory device, if the reset information password that the user imports is identical with initial reset information password in the memory device, execution in step 110; If the reset information password and the initial reset information password in the memory device of user's input are inequality, then execution in step 120;
Step 110: user's primary data in the portable terminal internal storage device of resetting after the release, reinitialize warning number, unlocking pin and reset information password, and store in the portable terminal internal storage device with IMSI number of current SIM card, and normal boot-strap, EP (end of program);
Step 120: obtain the present location of portable terminal according to the base station positioning principle, the essential information of obtaining in the portable terminal internal storage device generates alarming short message, and to the warning number transmission alarming short message that presets, short message content comprises data such as the IMSI, IMEI number, the present location of portable terminal of portable terminal, and jump to the error message of interface for password input display password, lock portable terminal simultaneously.
Wherein, IMEI number (International Mobile Equipment Identity) is the abbreviation of International Mobile Equipment Identity sign indicating number, the international equipment identification code that moves, form " electronics string number " by 15 bit digital, it is corresponding one by one with every portable terminal, and this yard be that the whole world is unique, and each portable terminal all will be endowed a globally unique sets of numbers after assembling is finished, and this number is from producing to institute of the manufacturer record that is delivered for use all manufactured production.
The user can obtain illegal user's mobile terminal number by alarming short message, and with mobile terminal locking, illegal user can not normally be used; Simultaneously, the user can report a case to the security authorities to public security organ, by the portable terminal of the quick finding lost in the present location of the portable terminal in the alarming short message.
Seeing also Fig. 2, is the structural representation of the guarding against theft for mobile terminal device of the embodiment of the invention.The guarding against theft for mobile terminal device of the embodiment of the invention comprises and module, memory module, starting module, signal judgement module, reminding module, password judge module are set, separate lock module and alarm module.Wherein
Module is set is used for the user and sets in advance essential information, comprise warning number, unlocking pin and reset information password, and the essential information that is provided with is stored in memory module at portable terminal; The number of wherein reporting to the police is used for the number that alarming short message sends to when portable terminal is lost, and is generally own relatives or friend's number, is specifically set according to demand by the user; Unlocking pin is used for changing card voluntarily as the user and is not stealer when changing card, can carry out authentication and avoids sending alarming short message by importing this unlocking pin; The reset information password is used for when portable terminal occurs forever changing card, can be by inputing information and the essential information of resetting current SIM card behind this reset information password, avoid changing after the card each start and all will import unlocking pin and carry out authentication, and avoid sending alarming short message.
Memory module is used to store essential information that the user sets in advance and IMSI number of the initial SIM card of portable terminal; Wherein IMSI number (international mobile subscriber identity) is international mobile subscriber identity, for being number that the mobile subscriber distributed of unique identification in the world.
Starting module is used for the portable terminal normal boot-strap, and when mobile terminal-opening, read IMSI number of current mobile terminal SIM card, and judge by signal judgement module IMSI number of the current mobile terminal SIM card with memory module in IMSI number of the initial SIM card of storing whether consistent;
Signal judgement module is used for judging whether initial IMS I number of IMSI number of current SIM card storing with memory module be consistent, if the IMSI of current mobile terminal SIM card number consistent with IMSI number of the initial SIM card of storing in the memory module, then by the starting module normal boot-strap; If the IMSI of current mobile terminal SIM card number with memory module in IMSI number of the initial SIM card of storing inconsistent, then input password and carry out authentication by reminding module prompting user.
Reminding module is used to show that unlocking pin frame and reset information password box prompting user input corresponding password and carry out authentication, and judges by the password judge module whether the password of being inputed is correct, and when the password input error user is pointed out.
The password judge module comprises unlocking pin judging unit and reset information password judging unit.
The unlocking pin judging unit is used to judge whether the unlocking pin that the user imports is correct, if the unlocking pin of user's input is identical with initial solution lock cipher in the memory device, represents that the user by authentication, then carries out release by separating lock module; If the unlocking pin and the initial solution lock cipher in the memory device of user's input are inequality, then send note and report to the police by alarm module.
Reset information password judging unit is used to judge whether the reset information password that the user inputs is correct, if the reset information password of user's input is identical with the initial reset information password in the memory device, then after the release by the primary data in the module reset portable terminal internal storage device is set, reinitialize warning number, unlocking pin and reset information password, and store in the portable terminal internal storage device with IMSI number of current SIM card; If the reset information password and the initial reset information password in the memory device of user's input are inequality, then send note and report to the police by alarm module.
Separate lock module and be used for after the user correctly inputs unlocking pin or reset information password, portable terminal being carried out release, make portable terminal and pass through the starting module normal boot-strap.
Alarm module is used for obtaining the present location of portable terminal according to the base station positioning principle, obtain the warning number that presets in the memory module, send alarming short message to this warning number, short message content comprises data such as the IMSI, IMEI number, the present location of portable terminal of portable terminal, locks portable terminal simultaneously.Wherein IMEI number (International Mobile Equipment Identity) is the abbreviation of International Mobile Equipment Identity sign indicating number, the international equipment identification code that moves, form " electronics string number " by 15 bit digital, it is corresponding one by one with every portable terminal, and this yard is that the whole world is unique, each portable terminal all will be endowed a globally unique sets of numbers after assembling is finished, this number is from producing to institute of the manufacturer record that is delivered for use all manufactured production.
Changing before and after the card different SIM card information after anti-theft method for mobile terminal of the present invention and device utilize portable terminal stolen judges that portable terminal is whether stolen or loses, by Password Management the user is carried out authentication and avoid sending wrong alarming short message, and obtain the present location of portable terminal according to the base station positioning principle stealer location is positioned, give portable terminal easily and fast for change.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. anti-theft method for mobile terminal may further comprise the steps:
Step a: set in advance essential information in portable terminal, wherein, essential information comprises warning number and user cipher;
Step b: judge during mobile terminal-opening whether IMSI number of current SIM card with initial SIM card IMSI number be consistent, if unanimity, normal boot-strap then, if inconsistent, execution in step c then;
Step c: lock-screen, the prompting user imports user cipher, if the user cipher of user input is correct, normal boot-strap then, if the user imports the user cipher mistake, execution in step d then;
Steps d: according to the base station positioning principle, obtain the present location of portable terminal, send alarming short message to the warning number that presets.
2. anti-theft method for mobile terminal as claimed in claim 1 is characterized in that, in described step a, described user cipher comprises unlocking pin and reset information password.
3. anti-theft method for mobile terminal as claimed in claim 1 or 2 is characterized in that, described step a also comprises: essential information is stored in the memory device of portable terminal inside with IMSI number of the initial SIM card of portable terminal.
4. anti-theft method for mobile terminal as claimed in claim 2 is characterized in that, described step c specifically comprises:
Step c1: lock-screen shows that unlocking pin frame and reset information password box prompting user inputs corresponding password;
Step c2: judge that the user still is that the reset information password box is imported at the unlocking pin frame,, enter step c3,, enter step c4 if import at the reset information password box if import at the unlocking pin frame;
Step c3: judge whether the unlocking pin of user input is identical with initial solution lock cipher in the memory device, if identical, then release and normal boot-strap, if inequality, execution in step d then;
Step c4: judge whether the reset information password of user input is identical with initial reset information password in the memory device, if identical, user's primary data in the portable terminal internal storage device of resetting after the release, if inequality, execution in step d then.
5. anti-theft method for mobile terminal as claimed in claim 1 or 2 is characterized in that, described steps d also comprises: in the error message of interface for password input display password, lock portable terminal simultaneously.
6. a guarding against theft for mobile terminal device comprises starting module and memory module, and described starting module is used for the portable terminal normal boot-strap, and described memory module is used for IMSI number of storing initial SIM card, it is characterized in that, also comprises:
Module is set: be used for setting in advance essential information at portable terminal, wherein, essential information comprises warning number and user cipher;
Signal judgement module: be used to judge whether IMSI number of current SIM card with initial SIM card IMSI number be consistent, if consistent, then passes through the starting module normal boot-strap;
Reminding module: be used for when IMSI number of current SIM card with initial SIM card IMSI number is inconsistent, prompting user input is used for password and carries out authentication;
Password judge module: be used to judge whether the user cipher that the user imports is correct;
Alarm module: be used for when the user cipher of input is incorrect, sending alarming short message to the warning number that presets.
7. guarding against theft for mobile terminal device as claimed in claim 6, it is characterized in that, described password judge module comprises unlocking pin judging unit and reset information password judging unit, described unlocking pin judging unit is used to judge whether the unlocking pin that the user imports is correct, if the unlocking pin and the initial solution lock cipher in the memory device of user's input are inequality, then send note and report to the police by alarm module; Described reset information password judging unit is used to judge whether the reset information password that the user inputs is correct, if it is identical, then,, then send note and report to the police by alarm module if inequality by the primary data in the module reset portable terminal internal storage device is set.
8. guarding against theft for mobile terminal device as claimed in claim 7 is characterized in that, the described primary data that is provided with in the module reset portable terminal internal storage device comprises: reinitialize warning number, unlocking pin and reset information password.
9. as claim 7 or 8 described guarding against theft for mobile terminal devices, it is characterized in that, also comprise and separate lock module, the described lock module of separating is used for after the user correctly inputs unlocking pin or reset information password portable terminal being carried out release, makes portable terminal and passes through the starting module normal boot-strap.
10. as claim 7 or 8 described guarding against theft for mobile terminal devices, it is characterized in that the described alarm module alert short message content of delivering newspaper comprises the data such as IMSI, IMEI number, the present location of portable terminal of portable terminal.
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| CN 201010529137 CN101969493A (en) | 2010-10-28 | 2010-10-28 | Anti-theft method and device for mobile terminal |
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