CN1819705A - Method for realizing mobile terminal data protection - Google Patents
Method for realizing mobile terminal data protection Download PDFInfo
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- CN1819705A CN1819705A CN200610065011.3A CN200610065011A CN1819705A CN 1819705 A CN1819705 A CN 1819705A CN 200610065011 A CN200610065011 A CN 200610065011A CN 1819705 A CN1819705 A CN 1819705A
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Abstract
A method to realize mobile terminal data protection, the network side server receive the loss report that aim at a mobile terminal; the network side server side demand the current SIM card of the mobile terminal in the network according to the information in the loss report; the network side server send the locked software to the mobile terminal according to the information of the current SIM card; the mobile terminal run the locked software automatically, perform lock the operation of the mobile terminal; the network side terminal save the automatic reporting IMEI information and the corresponding SIM information of the mobile terminal when any mobile terminal renew the SIM card and startup; set the current IMEI information and the corresponding SIM card information. The method of the invention is that realize the lock of the mobile terminal when it startup and whether or not change the SIM card; avoid to blab the content information of the mobile terminal; also avoid the embezzlement of the mobile terminal of SIM card by other people.
Description
Technical field
The present invention relates to a kind of method that realizes mobile terminal data protection, particularly a kind of portable terminal lose or stolen situation under, realize the method that the data message that writes down in the portable terminal is protected.
Background technology
Along with the raising of mobile communication technology level, the function of mobile terminal device is complicated day by day, and the content of record is enriched constantly, and the pattern of mobile terminal device is small and exquisite day by day portable simultaneously.But simultaneously, flexible, the small and exquisite advantage of mobile terminal device has been brought and has been lost easily or stolen risk, and abundant also having caused of recorded content lost or stolen a large amount of leakages of user profile afterwards.
In order to overcome this problem, portable terminal lose or stolen situation under, realize protection to the portable terminal content-data, mainly at present adopt following three kinds of methods:
1, starting up of terminal cipher code protection method, promptly portable terminal all needs the user to input password when each the unlatching, does not input the password or the password bad of importing, and portable terminal all can not normally be opened, thereby realizes the protection to the portable terminal content-data;
2, terminal SIM card cipher code protection method, be portable terminal when detecting the SIM card inserted change taking place, need the user to input password, do not input the password or the password bad of importing, portable terminal stops SIM card to start, thereby realizes the protection to the portable terminal content-data;
3, OMA DM software upgrading mode.Open Mobile Alliance (Open Mobile Alliance, be called for short OMA) be found in June, 2002, its member comprises the mobile operator that the world is main, equipment and Network Provider, information technology companies, application development merchant and content supplier, the aim of OMA be seek a kind of and system independence, open, make various application and the professional standard that interconnects of realizing on can various terminals in the world; Equipment control (Device Management, be called for short DM) be exactly a series of communication protocol and data object definition mechanism that relate to equipment control of OMA definition, DM can realize that operator is to carrying out bookkeepings such as parameter configuration and inquiry and firmware/software be more newly downloaded attached to the portable terminal on its wireless network.Utilize this method, mobile communications network can be in loss when report that receives portable terminal, the software that issues this terminal of locking to this portable terminal, thereby avoid this portable terminal stolen.
But above-mentioned three kinds of methods all can not accomplish to prevent loss effectively or stolen portable terminal is stolen, this be because:
For the starting up of terminal cipher code protection method, pick up the people who obtains or steal this portable terminal, can realize not shutting down for a long time and the free call on sb. else's expense through illegal means use by the charger that uses same model fully; The shutdown of having to even worry to be punished by law is escaped, and also has time enough to steal personal information in the portable terminal before shutdown, causes user profile to reveal;
For terminal SIM card cipher code protection method, owing to can under the prerequisite of not changing SIM card, continue to use this portable terminal, therefore there are the problems referred to above equally, cause user's economic loss or privacy to reveal;
For OMA DM software upgrading mode, owing to have network side server to control, so reaction speed is very fast; But, OMA DM software upgrading mode is to realize stoping by the SIM card of searching registered terminal, when picking up the people who obtains or steal this portable terminal when changing wherein SIM card, just can not find this portable terminal and realize locking, so the privacy leakage problem of keeping away unavoidable user equally.
In sum, also do not have a kind of technical scheme at present, can make portable terminal can reveal content-data and relevant information in no instance, refuse other people yet and use this portable terminal.
Summary of the invention
The objective of the invention is to propose a kind of method that realizes mobile terminal data protection, when portable terminal is lost or be stolen, can protect the content-data in this portable terminal not leak in order to overcome above-mentioned defective of the prior art.
Another object of the present invention is in order to overcome above-mentioned defective of the prior art, to propose a kind of method that realizes mobile terminal data protection, when portable terminal is lost or be stolen, can further protect the SIM card in this portable terminal not stolen.
For achieving the above object, the invention provides a kind of method that realizes mobile terminal data protection, may further comprise the steps:
In order to determine the IMEI information and the SIM card information of the current correspondence of portable terminal, preferred technique scheme of the present invention is that step 1 also comprises before:
When network side server starts after arbitrary mobile terminal to update SIM card, receive and international mobile device identifying information that described arbitrary portable terminal is reported automatically and the temporal information of corresponding SIM card information and reception are saved in the database; And with the international mobile device identifying information of the last temporal information of correspondence and corresponding SIM card information as described portable terminal current international mobile device identifying information and corresponding SIM card information.
For the purpose that realizes protecting SIM card not stolen, better technical scheme of the present invention is that step 3 can further include:
Whether the described current SIM card of network side server verification is identical with loss time SIM card information before, is then direct execution in step 4, otherwise simultaneously locked software sent to the portable terminal at the SIM card place before the described loss time, and execution in step 4.
In order to realize the continuation use after terminal is given for change, better technical scheme of the present invention is that step 4 can also comprise afterwards:
Perhaps, comprise after the step 4:
Step 5 ', network side server receives at the loss of described portable terminal and removes report, the SIM card information that comprises described portable terminal in the report is removed in described loss;
Step 6 ', network side server is according to described SIM card information, the software that will unlock sends and is given to described portable terminal;
Step 7 ', the automatic software that unlocks that receives of operation of described portable terminal, carry out the operation of the described portable terminal that unlocks.
As shown from the above technical solution, the present invention adopts the method that locked software is sent to the number information corresponding mobile terminal by international mobile device identifying information of inquiry and corresponding number information, has following beneficial effect:
As long as 1 picks up the people's start that obtains or steal this portable terminal, no matter whether it changes SIM card, all can realize the locking to this portable terminal;
2, avoided the leakage of portable terminal content information;
3, avoided the SIM card of portable terminal to be usurped by other people;
4, facility unlocks flexibly.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is for realizing the system schematic of mobile terminal data protection among the present invention;
Fig. 2 is the flow chart of the method for realization mobile terminal data protection provided by the invention;
Fig. 3 is the flow chart of stored information embodiment in advance in the method provided by the invention;
Fig. 4 is the flow chart of an embodiment unlocking in the method provided by the invention;
Fig. 5 is the flow chart of the another embodiment that unlocks in the method provided by the invention;
Fig. 6 is the flow chart of method embodiment 1 shown in Figure 2;
Fig. 7 is the flow chart of method embodiment 2 shown in Figure 2;
Fig. 8 is the flow chart of method embodiment 3 shown in Figure 2;
Fig. 9 is the flow chart of method embodiment 4 shown in Figure 2.
Embodiment
Because when international mobile device identification (International Mobile Equipment Identifier) information can be started shooting after SIM card is changed first, with SIM card information together, be moved terminal and report network side server automatically, therefore, the match information of the SIM card of the IMEI of portable terminal and current this terminal of insertion can be obtained by the network side server inquiry.The present invention is based on These characteristics, a kind of method that realizes mobile terminal data protection is provided.
Referring to Fig. 1, be the system schematic that realizes mobile terminal data protection among the present invention, constitute by portable terminal, network side server and database.
This database can make network side the special proprietary database that is provided with, can be database integrated in the server also, be used to preserve and upgrade the IMEI and the SIM card unpaired message of mobile terminal reporting.
Network side server can read the IMEI information that provides in this losss report at once in loss when report that receives a portable terminal A, inquires about in database then SIM card information that should IMEI information.
Perhaps, network side server is when the loss report that receives a portable terminal A, SIM card information when providing portable terminal A to lose in this loss report, but not IMEI information, network side server Query Database at first then, know the whole IMEI information corresponding with this SIM card information, the IMEI information correspondence before the loss time be the IMEI information of portable terminal A.Network side server by inquiry in the database to current SIM card information that should IMEI information.
Wherein, lose the machine master user who reports by portable terminal A and pass through IP network or mobile radio communication or fixed-line telephone network informing network side server,, can take following measure in order to guarantee not lose report for other people report arbitrarily:
When each portable terminal starts for the first time, send an identification code to this portable terminal and remind machine master user to preserve, report the user who loses report that this identification code must be provided;
Perhaps, when each portable terminal starts for the first time, remind machine master user on specified network, to carry out antitheft registration, report the user who loses report that corresponding log-on message must be provided.
Perhaps, other can verify the mode of losing report subscriber computer owner identification that reports.
If it is timely to lose report reporting, network side server just can be transferred IMEI information and the SIM card information of portable terminal A in the very first time, issues locking software according to this SIM card information, avoids user profile to reveal and usurp.
Wherein, above-mentioned IMEI information and SIM card information are different according to following several situations:
1, portable terminal A had not changed SIM card, and start at present: then do not have new match information and report database, after network side server reads IMEI information, what obtain according to this IMEI information is original SIM card numbers 1234567890, and then network side server directly sends to portable terminal A with locking software according to 1234567890;
2, portable terminal A changed SIM card, and start once: then in start, the IMEI information of portable terminal A and new SIM card signal 0123456789 are just reported database, after network side server read IMEI information, what obtain according to this IMEI information was new SIM card number 0123456789.If current this portable terminal A start, then network side server directly sends to portable terminal A with locking software according to 0123456789; Otherwise, wait for this portable terminal A start after, according to 0123456789 locking software is sent to portable terminal A;
3, the current shutdown of portable terminal A, and not starting shooting changing under the situation of SIM card: if it has changed SIM card, then as long as will report the match information of IMEI and SIM card during start and by locking; If do not change SIM card, then will be directly by locking when start.
As seen, no matter any situation can both protect the machine master user profile of portable terminal A not leaked effectively.
Further; if the SIM card information of correspondence was obtained by inquiry when portable terminal A lost, same by the method according to SIM card information locking terminal, locking is lost the current place of SIM card terminal; then can prevent to lose SIM card can be not stolen, protected user's economic interests.
Simultaneously, those skilled in the art are to be understood that, if what preserved in the database is not only the corresponding relation of IMEI information and SIM card information, also comprise the identifying information of other portable terminal and the corresponding relation of SIM card information, then equally can realize determining by other identifying information of enquiry mobile terminal to the current SIM card information of portable terminal.
The invention provides a kind of method that realizes mobile terminal data protection, as shown in Figure 2, may further comprise the steps:
Wherein, comprise that also IMEI information and corresponding SIM card information that described arbitrary portable terminal is reported automatically are saved in the database, are specially before the step 1:
When network side server starts after arbitrary mobile terminal to update SIM card, receive and IMEI information that described arbitrary portable terminal is reported automatically and the temporal information of corresponding SIM card information and reception are saved in the database; And with the IMEI information of the last temporal information of correspondence and corresponding SIM card information as described portable terminal current IMEI information and corresponding SIM card information.
Promptly in the method for realization mobile terminal data protection provided by the present invention, when SIM card was changed or is not replaced, network side server obtains different SIM information with corresponding, and was as follows:
When described portable terminal started first and changes SIM card, described network side server received and IMEI information and corresponding SIM card information that described portable terminal reports automatically is saved in the database.
If do not changed SIM card after then portable terminal is lost, then the IMEI information of storage and corresponding SIM card information are exactly the information that portable terminal reports when changing SIM card by the machine master for the last time in advance.
Perhaps, after portable terminal was lost, described portable terminal was changed SIM card and when starting, and described network side server receives and the IMEI information and the corresponding SIM card information that report automatically of the described portable terminal in the new database more.
Referring to Fig. 3, be an embodiment of stored information: when former SIM card number is 1234567890, IMEI is the portable terminal A of XXXXXXYYZZZZZZB when opening for the first time, has reported the corresponding relation of its SIM card number and IMEI automatically; After this portable terminal A lost, user B picked up to obtain and own SIM card is changed to portable terminal A and continues use, and the SIM card number that changes to is 0123456789; When after portable terminal A is changing SIM card, opening for the first time, monitor SIM card variation has taken place, therefore, report the unpaired message that constitutes by IMEI information XXXXXXYYZZZZZZB and new SIM card information 0123456789 automatically, in database, store by network side server.Concrete may further comprise the steps:
Whether step 12, portable terminal A detect SIM card and change, and are execution in step 12 then, otherwise finish;
At this moment, reality has been preserved two groups of corresponding relation: XXXXXXYYZZZZZZB and 1234567890 in the database, and XXXXXXYYZZZZZZB and 0123456789, and according to update time, current IMEI information and corresponding SIM card information are XXXXXXYYZZZZZZB and 0123456789.
When described loss report provided the IMEI information of described portable terminal, described step 2 was specially:
Step 21, network side server read the IMEI information of described portable terminal from described loss report;
Step 22, network side server are inquired about the SIM card information of this IMEI information correspondence in the database that stores IMEI information and corresponding SIM card information.
When described loss report provided the SIM card information of described portable terminal, described step 2 was specially:
Step 21 ', network side server reads the SIM card information of described portable terminal from described loss report;
Step 22 ', network side server in the database that stores IMEI information and corresponding SIM card information, read the IMEI information of described SIM card information correspondence before the loss time;
Step 23 ', network side server in the database that stores IMEI information and corresponding SIM card information, reads the SIM card information of current described IMEI information correspondence once more.
Whether step 31, the described current SIM card of network side server verification are in user mode, are then locked software to be sent to described portable terminal, otherwise execution in step 32;
Step 32, network side server identify described current SIM card information, are used for when receiving the initiation message of described current SIM card, automatically locked software are sent to described portable terminal.
Can issue locked software in the following manner in the step 3: DM mode, OMA download standard Download mode (being called for short the DL mode), and the perhaps general mode based on HTML (Hypertext Markup Language) is such as the HTTP mode.
Can be not stolen for the SIM card that further protection is together lost with terminal, then step 3 also comprises:
Whether the described current SIM card of network side server verification is identical with loss time SIM card information before, is then direct execution in step 4, otherwise simultaneously locked software sent to the portable terminal at the SIM card place before the described loss time, and execution in step 4.
In the step 4, the described portable terminal that receives locked software moves the locked software that receives automatically by the upgrading mode of open mobile alliance device management.
Can continue behind this portable terminal to use for the machine master who guarantees portable terminal gives for change, also comprise the step that unlocks in the method for realization mobile terminal data protection then provided by the present invention, one of them embodiment may further comprise the steps, as shown in Figure 4:
The another embodiment that unlocks may further comprise the steps as shown in Figure 5:
Step 5 ', network side server receives at the loss of described portable terminal and removes report, the SIM card information that comprises described portable terminal in the report is removed in described loss;
Step 6 ', network side server is according to described SIM card information, the software that will unlock sends to described portable terminal;
Step 7 ', the automatic software that unlocks that receives of operation of described portable terminal, carry out the operation of the described portable terminal that unlocks.
Embodiment 1:
Present embodiment provides under the situation that SIM card is replaced, and realizes the method for mobile terminal data protection.Be specially: when former SIM card number is after 1234567890 portable terminal A loses, user B picks up to obtain and own SIM card is changed to portable terminal A and continues use, and the SIM card number that changes to is 0123456789.The flow chart of the method for present embodiment realization mobile terminal data protection may further comprise the steps as shown in Figure 6:
When step 101, network side server started for the first time at portable terminal A, reception and IMEI information XXXXXXYYZZZZZZB and corresponding SIM card information 1234567890 that this portable terminal is reported automatically were as IMEI information and corresponding SIM card information;
Whether step 108, the SIM card 0123456789 that detects current correspondence start, and are execution in step 109 then, otherwise repeat this step;
For when portable terminal A is found by the machine master, still can continue to use, thus assurance user's rights and interests, present embodiment is further comprising the steps of:
Step 111, network side server receive at the loss of portable terminal A and remove report;
Step 112, network side server read the IMEI information of portable terminal A once more, and this IMEI informational needs embodies in losing the releasing report;
Step 113, network side server are according to current IMEI information, store IMEI information and corresponding SIM card database of information in advance by inquiry, obtain current SIM card information, this number information may be original number 1234567890, also may be the new SIM card information that machine master user uses;
Step 114, network side server issue the portable terminal A of software to this SIM card place that unlock according to the number information that inquires by OMA DM mode;
Step 115, portable terminal A move the software that unlocks that receives automatically by OMA DM mode, carry out the operation of the described portable terminal that unlocks, and portable terminal A normally moves.
Embodiment 2:
As shown in Figure 7, present embodiment provides under the situation identical with embodiment 1, and when the information that provides being provided in the report being former SIM card information, the flow chart of the method for realization mobile terminal data protection may further comprise the steps:
When step 201, network side server start for the first time at portable terminal A, reception and IMEI information XXXXXXYYZZZZZZB and corresponding SIM card information 1234567890 that this portable terminal is reported automatically, as IMEI information and corresponding SIM card information, and preserve temporal information when receiving;
Step 202, network side server receive portable terminal A and monitor IMEI information XXXXXXYYZZZZZZB and the corresponding SIM card information 0123456789 that reports automatically when SIM card changes, as current IMEI information of portable terminal A and corresponding SIM card information, and preserve temporal information when receiving;
Step 203, network side server receive the loss report at this portable terminal A, the SIM card information 1234567890 when this loss report provides portable terminal A loss;
Step 204, network side server reading SIM card information 1234567890 from lose report;
Step 205, network side server read corresponding before IMEI information XXXXXXYYZZZZZZB of described 1234567890 loss times of SIM card information in the SIM card database of information that stores IMEI information and correspondence;
Step 206, network side server by storing IMEI information and corresponding SIM card database of information, read the SIM card information 0123456789 of the current correspondence of described IMEI information XXXXXXYYZZZZZZB once more;
Step 207, network side server verification number are whether 0123456789 SIM card is in user mode, are execution in step 210 then, otherwise execution in step 208;
Step 208, network side server identify the SIM card information of described current correspondence;
Whether the SIM card that step 209, network side server detect current correspondence starts, and is execution in step 210 then, otherwise repeated execution of steps 209;
Step 210, issue locked software to the portable terminal A at this SIM card 0123456789 place by OMA DL mode;
Step 211, portable terminal A move the locked software that receives automatically by OMA DM mode, stop normally operation, comprise and forbid communication function and information inspection.
For when portable terminal A is found by the machine master, still can continue to use, thus assurance user's rights and interests, present embodiment is further comprising the steps of:
Step 212, network side server receive at the loss of portable terminal A and remove report, and the current SIM card information 1234567890 that comprises portable terminal A in the report is removed in this loss;
Step 213, network side server issue the portable terminal A of software to this SIM card place that unlock according to the number information 1234567890 that reads by the HTTP mode;
Step 214, portable terminal A move the software that unlocks that receives automatically by OMA DM mode,, carry out the operation of the described portable terminal that unlocks, portable terminal A normally moves.
Embodiment 3:
As shown in Figure 8, present embodiment provides on the basis of embodiment 1 or 2, prevents from together to lose or stolen SIM card is replaced among the portable terminal B situation about using of continuing with terminal, may further comprise the steps:
Step 301-step 305 is identical with step 101-step 105;
Step 306, the described current SIM card 0123456789 of network side server verification and the former SIM card information 1234567890 before the loss time are inequality;
Step 307, network side server verification number are that 0123456789 SIM card and/or number are whether 1234567890 SIM card is in user mode, are execution in step 310 then, otherwise execution in step 308;
Step 308, network side server identification number be 0123456789 and/or number be 1234567890 SIM card information;
Step 309, network side server detect number be 0123456789 and/or number be whether 1234567890 SIM card starts, be execution in step 310 then, otherwise repeated execution of steps 309;
Step 310, issue portable terminal A and/or the B of locked software to this SIM card 0123456789 and/or 1234567890 places by OMA DM mode;
Step 311, portable terminal A and/or B move the locked software that receives automatically by OMA DM mode, carry out the operation of the described portable terminal of locking, promptly stop normal the operation, comprise and forbid communication function and information inspection.
Why adopt and/or mode explain, be because following three kinds of situations may occur:
1, portable terminal A, B are in open state, and then portable terminal A and B move locked software simultaneously, end normally operation;
2, portable terminal A or B are in open state, and the portable terminal that then is in open state locks immediately, and the portable terminal that is in off-mode is locked when opening;
3, portable terminal A and B are in off-mode, and then portable terminal A and B are locked when opening respectively.
By the method for present embodiment, both prevented the leakage of the portable terminal A content information of loss, prevented that also the SIM card of losing is stolen.
Though be in the present embodiment to know current SIM card information by the IMEI information that provides in the report is provided, to it will be appreciated by those skilled in the art that present embodiment is equally applicable to lose provides SIM card information in the report situation.
The unlock technical characterictic combination of software of the employing of present embodiment in can also embodiment 1 or 2 realizes that the continuation of portable terminal is used.
Embodiment 4:
As shown in Figure 9, present embodiment provides under the situation that SIM card is not replaced, and realizes the method for mobile terminal data protection.After portable terminal A was stolen, therefore appropriator, kept open state owing to worry to have startup password always; Perhaps, appropriator is not changed original SIM card for the reason of usurping expense in the SIM card; Then, the unpaired message stored in database of network side server remains IMEI information and the SIM card information 1234567890 of portable terminal A.Present embodiment realizes that the flow chart of the method for mobile terminal data protection may further comprise the steps:
When step 401, network side server are changed SIM card for the last time before portable terminal A loses, reception and IMEI information XXXXXXYYZZZZZZB and corresponding SIM card information 1234567890 that this portable terminal is reported automatically are as the SIM card information of IMEI information and current correspondence;
Step 402, network side server receive the loss report at portable terminal A, and this loss report provides the IMEI information that is fixed on when dispatching from the factory among portable terminal A XXXXXXYYZZZZZZB;
Step 403, network side server read the IMEI information XXXXXYYZZZZZZB of portable terminal A;
Step 404, network side server Query Database read the number information of the current correspondence of this IMEI information, i.e. the former SIM card information 1234567890 of portable terminal;
Step 405, network side server verification confirm that the SIM card 1234567890 of current correspondence is identical with loss time former SIM card information 1234567890 before;
Step 406, network side server are checked through number 1234567890 starts, issue the portable terminal A of locked software to this SIM card place by the HTTP mode;
Step 407, portable terminal A move the locked software that receives automatically by OMA DM mode, stop normally operation, comprise and forbid communication function and information inspection;
Step 408, network side server receive at the loss of portable terminal A and remove report, and the current SIM card information 1234567890 that comprises portable terminal A in the report is removed in this loss;
Step 409, network side server issue the portable terminal A of software to this SIM card place that unlock according to the number information 1234567890 that reads by the HTTP mode;
Step 410, portable terminal A move the software that unlocks that receives automatically by OMA DM mode, and portable terminal A normally moves.
Because SIM card is not replaced, so in locking portable terminal A, both protected the content information among the portable terminal A, has prevented that the loss SIM card is stolen yet.
Though be in the present embodiment to know current SIM card information by the IMEI information that provides in the report is provided, to it will be appreciated by those skilled in the art that present embodiment is equally applicable to lose provides SIM card information in the report situation.
Can also unlock with the employing among the embodiment 1 technical characterictic of software of present embodiment combines, and realizes that the continuation of portable terminal is used.
It should be noted last that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (10)
1, a kind of method that realizes mobile terminal data protection may further comprise the steps:
Step 1, network side server receive the loss report at a portable terminal;
Step 2, network side server are inquired about the current SIM card information of described portable terminal according to the information that provides in the described loss report at network side;
Step 3, network side server send to described portable terminal according to the current SIM card information that inquires with locked software;
Step 4, the automatic described locked software of operation of portable terminal that receives locked software are carried out the operation of the described portable terminal of locking.
2, method according to claim 1 is characterized in that also comprising before the described step 1:
When network side server starts after arbitrary mobile terminal to update SIM card, receive and international mobile device identifying information that described arbitrary portable terminal is reported automatically and the temporal information of corresponding SIM card information and reception are saved in the database; And with the international mobile device identifying information of the last temporal information of correspondence and corresponding SIM card information as described portable terminal current international mobile device identifying information and corresponding SIM card information.
3, method according to claim 1 and 2 is characterized in that described step 2 is specially when described loss report provides the international mobile device identifying information of described portable terminal:
Step 21, network side server read the international mobile device identifying information of described portable terminal from described loss report;
Step 22, network side server are inquired about the SIM card information of described international mobile device identifying information correspondence in the database that stores international mobile device identifying information and corresponding SIM card information.
4, method according to claim 1 and 2 is characterized in that described step 2 is specially when described loss report provides the SIM card information of described portable terminal:
Step 21 ', network side server reads the SIM card information of described portable terminal from described loss report;
Step 22 ', network side server in the database that stores international mobile device identifying information and corresponding SIM card information, read the international mobile device identifying information of described SIM card information correspondence before the loss time;
Step 23 ', network side server in the database that stores international mobile device identifying information and corresponding SIM card information, reads the SIM card information of current described international mobile device identifying information correspondence once more.
5, method according to claim 1 is characterized in that described step 3 is specially:
Whether step 31, the described current SIM card of network side server verification are in user mode, are then locked software to be sent to described portable terminal, otherwise execution in step 32;
Step 32, network side server identify described current SIM card information, are used for when receiving the initiation message of described current SIM card, automatically locked software are sent to described portable terminal.
6, method according to claim 1 is characterized in that described step 3 also comprises:
Whether the described current SIM card of network side server verification is identical with loss time SIM card information before, is then direct execution in step 4, otherwise simultaneously locked software sent to the portable terminal at the SIM card place before the described loss time, and execution in step 4.
According to claim 1 or 5 or 6 described methods, it is characterized in that in the described step 3 that 7, network side server is downloaded standard or sent locked software based on HTML (Hypertext Markup Language) by open mobile alliance device management mode or Open Mobile Alliance.
8, method according to claim 1 is characterized in that in the described step 4, and described portable terminal moves the locked software that receives automatically by the upgrading mode of open mobile alliance device management.
9, method according to claim 1 and 2 is characterized in that also comprising after the described step 4:
Step 5, network side server receive at the loss of described portable terminal and remove report, and the international mobile device identifying information that report provides described portable terminal is removed in this loss;
Step 6, network side server are inquired about current SIM card information according to described international mobile device identifying information;
Step 7, network side server are according to the SIM card information that inquires, and the software that will unlock sends to described portable terminal;
Step 8, described portable terminal move the software that unlocks that receives automatically, carry out the operation of the described portable terminal that unlocks.
10, method according to claim 1 and 2 is characterized in that also comprising after the described step 4:
Step 5 ', network side server receives at the loss of described portable terminal and removes report, the SIM card information that comprises described portable terminal in the report is removed in described loss;
Step 6 ', network side server is according to described SIM card information, the software that will unlock sends to described portable terminal;
Step 7 ', the automatic software that unlocks that receives of operation of described portable terminal, carry out the operation of the described portable terminal that unlocks.
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| CNB2006100650113A CN100409720C (en) | 2006-03-15 | 2006-03-15 | Method for realizing mobile terminal data protection |
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| CNB2006100650113A CN100409720C (en) | 2006-03-15 | 2006-03-15 | Method for realizing mobile terminal data protection |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101141743B (en) * | 2007-10-17 | 2010-06-02 | 北京立通无限科技有限公司 | Method, mobile station and server for protecting user data of mobile station |
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| KR100590349B1 (en) * | 1999-12-21 | 2006-06-15 | 엘지전자 주식회사 | Method for controlling personal lock in a mobile station |
| GB2380356B (en) * | 2001-09-26 | 2006-05-31 | Sendo Int Ltd | Disabling of mobile communication apparatus |
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