CN104298927B - A kind of terminal anti-theft method and terminal - Google Patents
A kind of terminal anti-theft method and terminal Download PDFInfo
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- CN104298927B CN104298927B CN201410493457.0A CN201410493457A CN104298927B CN 104298927 B CN104298927 B CN 104298927B CN 201410493457 A CN201410493457 A CN 201410493457A CN 104298927 B CN104298927 B CN 104298927B
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- Prior art keywords
- terminal
- special
- memory space
- antitheft
- theft
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/88—Detecting or preventing theft or loss
Abstract
The embodiment of the invention discloses a kind of terminal anti-theft method and terminal, be related to wireless communication field, there is provided one kind when terminal is in anti-theft modes, make terminal can not normal use method.In the embodiment of the present invention, in starting up of terminal, judge to whether there is antitheft mark in the special memory space of the terminal, wherein, the special memory space can only perform operation according to special instruction；When there are during antitheft mark, indicate that the terminal enters anti-theft modes in the special memory space of the terminal；And will be reset for the file content for recording terminal movement locus, and/or, according to preset rules, the essential service renaming that will start for terminal；Enforce terminal reset command；Wherein, when the file content for being used to record terminal movement locus is zero, the terminal can not normal use；After the essential service is renamed, the terminal can not normal use.It is achieved thereby that the anti-theft feature of terminal.
Description
Technical field
The present invention relates to wireless communication field, more particularly to a kind of terminal anti-theft method and terminal.
Background technology
Increasingly abundanter with the function of intelligent terminal, intelligent terminal is also increasingly popularized.However, intelligent terminal lose or
Stolen situation is also more and more, after intelligent terminal is lost, is stored in the user data in intelligent terminal easily by illegal point
Son is stolen or is usurped.
In the prior art, after user has found that intelligent terminal is lost or is stolen, sent to intelligent terminal and contain special instruction
Short message, the data of storage are emptied after the short message is received with indicating intelligent terminal or indicating intelligent terminal is receiving
Storage medium is destroyed after the short message.
However, it is found by the inventors that although can ensure the data safety of user in the prior art, due to emptying number
Irrecoverable operation is belonged to according to destruction storage medium, in practical application, may occur to contain since user has sent out by mistake
The short message of special instruction and caused by data the problem of permanently losing.
The content of the invention
The embodiment of the present invention provides a kind of terminal anti-theft method and terminal, there is provided a kind of when terminal is in anti-theft modes
When, make terminal can not normal use method.
A kind of terminal anti-theft method, this method include：
In starting up of terminal, judge to whether there is antitheft mark in the special memory space of the terminal, wherein, the spy
Different memory space can only perform operation according to special instruction；
When there are during antitheft mark, indicate that the terminal enters anti-theft modes in the special memory space of the terminal；And
It will be reset for the file content for recording terminal movement locus, and/or, according to preset rules, the necessity that will start for terminal
Service renaming；
Enforce terminal reset command；
Wherein, when the file content for being used to record terminal movement locus is zero, the terminal can not normal use；
After the essential service is renamed, the terminal can not normal use.
A kind of terminal, the terminal include：
Whether antitheft marker for judgment unit, deposit in the special memory space in starting up of terminal, judging the terminal
In antitheft mark, wherein, the special memory space can only perform operation according to special instruction；
Anti-theft locking unit, for when, there are during antitheft mark, indicating the end in the special memory space of the terminal
End enters anti-theft modes；And will be reset for the file content for recording terminal movement locus, and/or, according to preset rules, will use
In the essential service renaming that terminal starts；
Unit is restarted in pressure, for enforcing terminal reset command；
Wherein, when the file content for being used to record terminal movement locus is zero, the terminal can not normal use；
After the essential service is renamed, the terminal can not normal use.
From such scheme as can be seen that in starting up of terminal, first determine whether to whether there is antitheft mark in special memory space
Note, if being not present, continues activation system service, otherwise, will be reset for the file content for recording terminal movement locus；With/
Or, the essential service renaming that will start for terminal；In such manner, it is possible to achieve the purpose that to make terminal can not normal use.Work as end
End loses or after being stolen, by the above method make terminal can not normal use, can prevent other people from picking up or stealing this
The data of storage in the terminal are usurped after terminal, so as to ensure that the security of user data；Further, due to the present invention
Embodiment is not thoroughly to remove data, nor physical medium is directly destroyed, if the terminal lost or be stolen is looked for
Return, alternatively, when being written with antitheft mark of user error, the normal use of terminal can also be recovered.As it can be seen that the embodiment of the present invention
A kind of terminal anti-theft method is provided, on the basis of not clearing data or not destroying storage medium, ensure that user data
Security.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is a kind of flow diagram of terminal anti-theft method provided in an embodiment of the present invention；
Fig. 2 is the flow diagram that a kind of intelligent terminal provided in an embodiment of the present invention enters anti-theft modes；
Fig. 3 is a kind of structure diagram of terminal provided in an embodiment of the present invention.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearer, the present invention is made below in conjunction with attached drawing into
One step it is described in detail, it is clear that described embodiment only part of the embodiment of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
All other embodiment, belongs to the scope of protection of the invention.
The embodiment of the present invention is applied to each Terminal Type, such as smart mobile phone, tablet computer equipment, is particularly suitable for being based on
The mobile terminal device of Android (Android) system development.The embodiment of the present invention is whole with the intelligence developed based on android system
It is described in detail exemplified by end.
Fig. 1 shows a kind of flow diagram of terminal anti-theft method in the embodiment of the present invention, as shown in Figure 1, the party
Method can include：
Step 11：When intelligent terminal is started shooting, judge in the special memory space of above-mentioned intelligent terminal with the presence or absence of antitheft
Mark；If so, then perform step 12；Otherwise, each essential service item of intelligent terminal is normally started, it is believed that be to terminate antitheft stream
Journey.
It should be noted that in embodiments of the present invention, special memory space can be the specified partition in memory space,
The special memory space can only perform operation according to special instruction, and in user's brush machine, the content in the special memory space
Also can not be eliminated.
Step 12：When, there are during antitheft mark, indicating intelligent terminal enters in the special memory space of above-mentioned intelligent terminal
Anti-theft modes；And will be reset for the file content for recording intelligent terminal movement locus, and/or, according to preset rules, will be used for
The essential service renaming that intelligent terminal starts.
Specifically, when it is above-mentioned be used to record the file content of intelligent terminal movement locus be zero when, above-mentioned intelligent terminal without
Method normal use；After above-mentioned essential service is renamed, above-mentioned intelligent terminal can not normal use.
Step 13：Enforce intelligent terminal reset command.
Optionally, after above-mentioned steps 12, i.e., when intelligent terminal is in anti-theft modes, and need to move back in intelligent terminal
When going out anti-theft modes, judge whether the above-mentioned file content for being used to record intelligent terminal movement locus is zero, if so, on then deleting
State the file for recording intelligent terminal movement locus；According to preset rules, above-mentioned necessity started for intelligent terminal is judged
Whether service is renamed, if so, then recovering the file name of above-mentioned essential service；According to the special clearance order, remove
There are antitheft mark in the special memory space of above-mentioned intelligent terminal.
Specifically, it is respectively provided with a record intelligent terminal movement locus in the intelligent terminal based on android system exploitation
File, intelligent terminal needs to load this file on startup, and the content of this file is judged when loading this file
Whether it is empty, if sky, then can not starts.This file name for being used to record terminal movement locus can be Android
Usage-history.xml in system, this file can preserve the historical record of movement locus after intelligent terminal start, very
Multi-process can all perform this document each operational phase of write operation, especially activity, this file read-write is very frequently
Numerous；In actual use, if the operation for battery of continuously starting shooting, pull out, the probability of very little occurs that file write-in is lost
Lose, size is empty situation.Therefore, in general, for the intelligent terminal of normal use, it will not be sky that this document, which is,
's.Further, the intelligent terminal of normal use is used to record intelligent terminal movement rail in start if this can not be loaded
The file of mark, can create this document according to the prior art.
Optionally, after above-mentioned steps 12, i.e., when intelligent terminal is in anti-theft modes, when intelligent terminal receive it is pre-
If after unlock instruction, exit anti-theft modes.
Specifically, above-mentioned default unlock instruction can be the unlock instruction for making by oneself in advance, as pre-defining
Hardware event etc..
Optionally, in above-mentioned steps, antitheft mark is write to above-mentioned special memory space as follows：When above-mentioned
After intelligent terminal receives the short message for including spcial character, obtain special write-in corresponding with the spcial character received and refer to
Order, the terminal are prevented according to the corresponding special write instruction of the spcial character with receiving to above-mentioned special memory space write-in
Steal mark.
Specifically, above-mentioned spcial character can be user's customized character in advance, start shooting in intelligent terminal and normally make
With afterwards, when intelligent terminal receives the short message for including the spcial character, the intelligent terminal can be indicated to above-mentioned special
Memory space writes antitheft mark；When the intelligent terminal is restarted next time, which can enter anti-theft modes.
, can be in the mapping prestored after intelligent terminal receives the short message for including spcial character during specific implementation
Special write instruction corresponding with the spcial character in the short message is found in table, intelligent terminal is according to the special write-in found
Instruct to special memory space and write antitheft mark；After intelligent terminal receives the short message for including spcial character, it can also incite somebody to action
The short message uploads to network side, is found and the spcial character in the short message with indicating network side in the mapping table prestored
Corresponding special write instruction, and the special write instruction found is returned into intelligent terminal, intelligent terminal is according to return
Special write instruction writes antitheft mark to special memory space.
Optionally, in above-mentioned steps, antitheft mark is write to above-mentioned special memory space as follows：When above-mentioned
After intelligent terminal replaces SIM card, anti-theft cipher input by user is received, if the anti-theft cipher received and preset password are not
Match somebody with somebody, then obtain special write instruction, and antitheft mark is write to above-mentioned special memory space according to the special write instruction.
During specific implementation, when the anti-theft cipher received is mismatched with preset password, intelligent terminal prompting user's input
Anti-theft cipher mistake and trigger the intelligent terminal automatically to special memory space send a special write instruction, for
Special memory space writes antitheft mark；Alternatively, intelligent terminal, which will receive anti-theft cipher input by user, is uploaded to network side, by
Whether the anti-theft cipher that network side judges to receive matches with preset password, if mismatching, the lateral intelligent terminal hair of network
A special write instruction is sent, to indicate that the intelligent terminal writes antitheft mark to the special memory space of the intelligent terminal.
It should be noted that the special instruction in the embodiment of the present invention can include the special instruction of multiple and different functions,
Such as it is used for the special instruction that antitheft mark is write to special memory space, for removing the antitheft mark in special memory space
Special instruction etc..
From such scheme as can be seen that when intelligent terminal is started shooting, first determine whether in special memory space with the presence or absence of anti-
Mark is stolen, if being not present, continues activation system service, otherwise, by the file content for recording intelligent terminal movement locus
Reset；And/or the essential service renaming that will start for intelligent terminal；In such manner, it is possible to reaching makes intelligent terminal normal
The purpose used.When intelligent terminal is lost or after be stolen, by the above method make intelligent terminal can not normal use, can be to prevent
Only other people are usurping the data that are stored in the intelligent terminal after picking up or stealing the intelligent terminal, so as to ensure that number of users
According to security；Further, since the embodiment of the present invention is not thoroughly to remove data, nor physical medium is direct
Destroy, if the intelligent terminal lost or be stolen is retrieved, alternatively, when being written with antitheft mark of user error, can be with extensive
The normal use of multiple intelligent terminal.As it can be seen that an embodiment of the present invention provides a kind of intelligent terminal theft preventing method, do not clearing data
Or not destroy storage medium on the basis of, ensure that the security of user data.
The embodiment of the present invention is described in detail below.
Fig. 2 shows that a kind of intelligent terminal enters the flow diagram of anti-theft modes, as shown in Fig. 2, this method can wrap
Include：
Step 21：When intelligent terminal is started shooting, judge to whether there is antitheft mark in the special memory space of intelligent terminal,
If in the presence of execution step 22；If being not present, step 26 is performed.
During specific implementation, the embodiment of the present invention can be when intelligent terminal be started shooting, alternatively, starting first in intelligent terminal
During android processes, judge to whether there is antitheft mark in the special memory space of above-mentioned intelligent terminal.In the present invention
In embodiment, special memory space is a kind of readable writeable memory space, but the special memory space can only be according to special finger
Order performs operation, which can be short message or the hardware event for containing spcial character.
Step 22：When, there are during antitheft mark, indicating intelligent terminal enters in the special memory space of above-mentioned intelligent terminal
Anti-theft modes.
During specific implementation, the embodiment of the present invention can write antitheft mark to above-mentioned special memory space as follows
Note：After above-mentioned intelligent terminal receives the short message for including additional character, spy corresponding with the spcial character received is obtained
Different write instruction, above-mentioned terminal are empty to above-mentioned special storage according to the corresponding special write instruction of the spcial character with receiving
Between write antitheft mark.The embodiment of the present invention can also write antitheft mark to above-mentioned special memory space as follows：
After above-mentioned intelligent terminal replaces SIM card, anti-theft cipher input by user is received, if the anti-theft cipher and preset password that receive
Mismatch, then obtain special write instruction, and antitheft mark is write to above-mentioned special memory space according to the special write instruction
Note.
It should be noted that after above-mentioned steps 22 are performed, step 23 can be continued to execute, can also directly perform step
Rapid 24, step 23 can also be first carried out and perform step 24 again afterwards, or first carry out step 24 and perform step 23 again afterwards.
Step 23：It will be reset for the file content for recording intelligent terminal movement locus.
During specific implementation, the intelligent terminal based on Android exploitations can retrieve one and be used to record intelligent end in start
The file of end motion track, for example, this document can be usage-history.xml, if in retrieval, usage-
The file size of history.xml is 0 (when namely file content is zero), then the intelligent terminal can not normal use.
Step 24：According to preset rules, the essential service renaming that will start for intelligent terminal.
During specific implementation, the embodiment of the present invention can be by a necessary clothes in andorid intelligent terminal start process
Business temporary removal, such as system/bin/vold, when it is currently anti-theft modes to determine, performs to specify and orders, by system/
Bin/vold services renaming, the intelligent terminal due to that can not find the service (i.e. vold services) is caused intelligence after starting shooting again
Energy terminal can not normal use.
It should be noted that theft preventing method provided in an embodiment of the present invention is only by taking system/bin/vold is serviced as an example.
During practical application, when android system starts, it can intercept and capture or disable using method provided in an embodiment of the present invention and arbitrarily must
The service wanted, as long as can achieve the purpose that to cannot be started up intelligent terminal, all within this patent category claimed.
Step 25：Enforce intelligent terminal reset command.
It should be noted that after above-mentioned steps 25 are performed, flow can be terminated；Step 21~step can also be repeated
Rapid 25 flow；In this way, make loss or stolen intelligent terminal enter endless loop, make the intelligent terminal restarting repeatedly, so that
Achieving the purpose that, which makes the intelligent terminal can not perform normal function, can not simultaneously read any data.
Step 26：It is normal to start each service entry needed for start.
During specific implementation, for the intelligent terminal based on android system exploitation in start, the embodiment of the present invention is according to existing
Technology starts each necessary service entry of android system.
It can be seen from the above technical proposal that when intelligent terminal is started shooting, first determine whether deposited in special memory space
In antitheft mark, if in the presence of, will for record intelligent terminal movement locus file content reset；And/or intelligent end will to be used for
Hold the essential service renaming started；In such manner, it is possible to achieve the purpose that to make intelligent terminal can not normal use.When intelligent terminal is lost
After losing or being stolen, by the above method make intelligent terminal can not normal use, can prevent other people from picking up or stealing this
The data being stored in the intelligent terminal are usurped after intelligent terminal, so as to ensure that the security of user data；Further, by
It is not thoroughly to remove data in the embodiment of the present invention, nor physical medium is directly destroyed, if losing or being stolen
Intelligent terminal is retrieved, alternatively, when being written with antitheft mark of user error, can also recover the normal use of intelligent terminal.
As it can be seen that an embodiment of the present invention provides a kind of intelligent terminal theft preventing method, do not clearing data or do not destroying the base of storage medium
On plinth, the security of user data ensure that.
The embodiment of the present invention also provides a kind of method for exiting anti-theft modes, when intelligent terminal passes through above-mentioned steps 21~step
Rapid 25 enter after anti-theft modes, and user can also actively exit anti-theft modes, which can include：
When intelligent terminal exits anti-theft modes, judge that the above-mentioned file content for being used to record intelligent terminal movement locus is
No is zero；If so, then delete the above-mentioned file for being used to record intelligent terminal movement locus；And according to preset rules, in judgement
State whether the essential service started for intelligent terminal is renamed, if so, then recovering the file name of above-mentioned essential service；Root
According to special clearance order, remove in the special memory space of above-mentioned intelligent terminal that there are antitheft mark.
Specifically, after intelligent terminal receives default unlock instruction, anti-theft modes are exited.
Wherein, intelligent terminal can remove antitheft mark by way of defining special hardware event, due to of the invention real
Apply the special memory space in example to be only capable of reading or writing by special hardware event, therefore, the embodiment of the present invention can be certainly
Define the hardware event that special memory space is supported and realize the function of removing antitheft mark.For example, it is a kind of group self-defined
The mode for closing key removes antitheft mark：By under upper directionkeys n or pressing under directionkeys n, afterwards, sent to special memory space
For removing the instruction of antitheft mark.It should be noted that the hardware event in the embodiment of the present invention can be customized for arbitrarily
One or more modes.
After exiting anti-theft modes using the above method, judge above-mentioned for recording in the file of intelligent terminal movement locus
Whether appearance is zero；If so, then delete the above-mentioned file for being used to record intelligent terminal movement locus；According to preset rules, in judgement
State whether the essential service started for intelligent terminal is renamed, if so, then recovering the file name of above-mentioned essential service.
After performing above-mentioned steps, according to the special clearance order, remove to exist in the special memory space of above-mentioned intelligent terminal and prevent
Steal mark.
During specific implementation, the embodiment of the present invention exits anti-theft modes by performing following one or more steps：First, look into
Whether the file content for seeing record intelligent terminal movement locus is empty, if it is deletes this document.Second, check that some are necessary
Whether service is renamed, (rule of renaming is default when entering anti-theft modes).The title of these services preserves
In the list of preset rules, the embodiment of the present invention can judge that the service whether there is according to the service name in list, than
As some essential service is " system/bin/vold ", it may be renamed into " system/bin/ when entering anti-theft modes
vold1”.Finally, remove in the special memory space of above-mentioned intelligent terminal that there are antitheft mark.
The embodiment of the present invention can remove the antitheft mark in above-mentioned special memory space as follows：Above-mentioned intelligence
After terminal receives default unlock instruction, the antitheft mark in above-mentioned special memory space is removed.
When intelligent terminal is in anti-theft modes, the embodiment of the present invention can exit anti-theft modes as follows：When
After intelligent terminal receives default unlock instruction, anti-theft modes are exited.
From such scheme as can be seen that since the embodiment of the present invention is not thoroughly to remove data, nor by physics
Medium is directly destroyed, if the intelligent terminal lost or be stolen is retrieved, alternatively, when being written with antitheft mark of user error,
Anti-theft modes can also be exited by way of removing the antitheft mark in special memory space, so as to recover intelligent terminal just
Often use.As it can be seen that an embodiment of the present invention provides a kind of intelligent terminal theft preventing method, it is situated between not clearing data or not destroying storage
On the basis of matter, the security of user data ensure that.
Based on identical technical concept, the embodiment of the present invention provides a kind of terminal, and Fig. 3 shows that the embodiment of the present invention provides
Terminal structure diagram, as shown in figure 3, the terminal includes：
Antitheft marker for judgment unit 31, in the special memory space in starting up of terminal, judging the terminal whether
There are antitheft mark, wherein, the special memory space can only perform operation according to special instruction；
Anti-theft locking unit 32, for when in the special memory space of the terminal there are during antitheft mark, described in instruction
Terminal enters anti-theft modes；And will be reset for the file content for recording terminal movement locus, and/or, will according to preset rules
The essential service renaming started for terminal；
Unit 33 is restarted in pressure, for enforcing terminal reset command；
Wherein, when the file content for being used to record terminal movement locus is zero, the terminal can not normal use；
After the essential service is renamed, the terminal can not normal use.
Optionally, which further includes：
Antitheft clearing cell, it is described for recording terminal movement rail for when the terminal exits anti-theft modes, judging
Whether the file content of mark is zero, if so, then deleting the file for being used to record terminal movement locus；According to preset rules,
Judge whether the essential service started for terminal is renamed, if so, then recovering the file name of the essential service；
According to special clearance order, the antitheft mark in the special memory space of the terminal is removed.
Optionally, the antitheft clearing cell is specifically used for：After default unlock instruction is received, anti-theft modes are exited.
Optionally, which further includes：
Antitheft writing unit, for the special word for after short message for including spcial character is received, obtaining and receiving
Accord with corresponding special write instruction, the terminal is according to the corresponding special write instruction of the spcial character with receiving, to described
Special memory space writes antitheft mark.
Optionally, which further includes：
Antitheft writing unit, for after the terminal replaces SIM card, receiving anti-theft cipher input by user, if receiving
The anti-theft cipher that arrives is mismatched with preset password, then obtains special write instruction, and according to the special write instruction to described
Special memory space writes antitheft mark.
The present invention be with reference to according to the method for the embodiment of the present invention, the flow of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or square frame in journey and/or square frame and flowchart and/or the block diagram.These computer programs can be provided
Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices so that
A stream in flow chart can be achieved in the instruction performed by the computer or the processor of other programmable data processing devices
The function of being specified in journey or multiple flows and/or one square frame of block diagram or multiple square frames.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices provides the flow or multiple flows and/or block diagram that are used for realization in flow chart
A square frame or multiple square frames in specify function the step of.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make these embodiments other change and modification.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (6)
1. a kind of terminal anti-theft method, it is characterised in that this method includes：
In starting up of terminal, judge to whether there is antitheft mark in the special memory space of the terminal, wherein, it is described special to deposit
Storage space can only perform operation according to special instruction, and in user's brush machine, content in the special memory space also can not be by
Remove；
When there are during antitheft mark, indicate that the terminal enters anti-theft modes in the special memory space of the terminal；And it will use
Reset in the file content of record terminal movement locus, and/or, according to preset rules, the essential service that will start for terminal
Renaming；
Enforce terminal reset command；
Wherein, when the file content for being used to record terminal movement locus is zero, the terminal can not normal use；Work as institute
State after essential service is renamed, the terminal can not normal use；
After the terminal receives default unlock instruction by hardware mode, anti-theft modes are exited；
When the terminal exits anti-theft modes, judge whether the file content for being used to record terminal movement locus is zero,
If so, then delete the file for being used to record terminal movement locus；According to preset rules, judgement is described to be used for what terminal started
Whether essential service is renamed, if so, then recovering the file name of the essential service；The terminal refers to according to special removing
Order, removes the antitheft mark in the special memory space of the terminal.
2. method as described in claim 1, it is characterised in that write as follows to the special memory space anti-
Steal mark：
After the terminal receives the short message for including spcial character, special write corresponding with the spcial character received is obtained
Enter instruction, the terminal is write according to the corresponding special write instruction of the spcial character with receiving to the special memory space
Enter antitheft mark.
3. method as described in claim 1, it is characterised in that write as follows to the special memory space anti-
Steal mark：
After the terminal replaces SIM card, anti-theft cipher input by user is received, if the anti-theft cipher and preset password that receive
Mismatch, then obtain special write instruction, and antitheft mark is write to the special memory space according to the special write instruction
Note.
4. a kind of terminal, it is characterised in that the terminal includes：
Antitheft marker for judgment unit, with the presence or absence of anti-in the special memory space in starting up of terminal, judging the terminal
Mark is stolen, wherein, the special memory space can only perform operation according to special instruction, and in user's brush machine, this is special to deposit
Content in storage space can not be also eliminated；
Anti-theft locking unit, for when in the special memory space of the terminal there are during antitheft mark, indicate the terminal into
Enter anti-theft modes；And will be reset for the file content for recording terminal movement locus, and/or, according to preset rules, end will be used for
Hold the essential service renaming started；
Unit is restarted in pressure, for enforcing terminal reset command；
Wherein, when the file content for being used to record terminal movement locus is zero, the terminal can not normal use；Work as institute
State after essential service is renamed, the terminal can not normal use；
Antitheft clearing cell, for after the terminal receives default unlock instruction by hardware mode, the terminal to exit
During anti-theft modes, judge whether the file content for being used to record terminal movement locus is zero, if so, being used for described in then deleting
Record the file of terminal movement locus；According to preset rules, judge whether the essential service started for terminal is ordered again
Name, if so, then recovering the file name of the essential service；According to special clearance order, the special storage of the terminal is removed
Antitheft mark in space.
5. terminal as described in claim 4, which further includes：
Antitheft writing unit, for the spcial character pair for after short message for including spcial character is received, obtaining and receiving
The special write instruction answered, the terminal is according to the corresponding special write instruction of the spcial character with receiving, to described special
Memory space writes antitheft mark.
6. terminal as described in claim 4, it is characterised in that the terminal further includes：
Antitheft writing unit, for after the terminal replaces SIM card, receiving anti-theft cipher input by user, if receive
Anti-theft cipher and preset password mismatch, then obtain special write instruction, and according to the special write instruction to described special
Memory space writes antitheft mark.
Priority Applications (1)
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| CN105989310B (en) * | 2015-03-03 | 2019-11-26 | 联想(北京)有限公司 | A kind of data destruction method and system |
| CN106851623A (en) * | 2017-02-14 | 2017-06-13 | 北京奇虎科技有限公司 | A kind of locking means of mobile terminal, device and mobile terminal |
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