CN106603625B - Data protection method and device - Google Patents

Abstract

The embodiment of the invention relates to the technical field of communication, and discloses a data protection method and a device, wherein the method comprises the following steps: detecting whether a data protection mode trigger event for a registered terminal is received; if so, sending a data protection mode starting instruction to the registered terminal, wherein the data protection mode starting instruction is used for instructing the registered terminal to send backup data and format the registered terminal; and receiving the backup data sent by the registered terminal, and backing up the backup data. By implementing the embodiment of the invention, the probability of data leakage can be reduced.

Description

A data protection method and device

technical field

The present invention relates to the field of communication technologies, and in particular, to a data protection method and device.

Background technique

Mobile terminals such as smart phones store personal privacy data such as photos and text messages, and data related to personal property security such as Alipay and mobile banking account numbers and passwords. Once the smartphone is lost, it may cause the leakage of personal privacy data and threaten the safety of personal property.

At present, when the smartphone is lost, the subscriber identity card (Subscriber IdentifiAtionModule, SIM) replacement monitoring method can be used to determine the current location of the mobile phone, that is, when the lost mobile phone detects the replacement of the SIM card, the system will determine that the mobile phone is lost and Inform the current location of the phone. However, the SIM card replacement monitoring method only informs the current location of the mobile phone, and does not perform protection processing on the data stored in the mobile phone to prevent data leakage, and the probability of data leakage is high.

SUMMARY OF THE INVENTION

The embodiments of the present invention disclose a data protection method and device, which can reduce the probability of data leakage.

A first aspect of the embodiments of the present invention discloses a data protection method, including:

Detect whether a data protection mode trigger event for a registered terminal is received;

If so, send a data protection mode enabling instruction to the registered terminal, wherein the data protection mode enabling instruction is used to instruct the registered terminal to send backup data and format the registered terminal;

The backup data sent by the registration terminal is received, and the backup data is backed up.

A second aspect of the embodiments of the present invention discloses another data protection method, including:

Receive the data protection mode start instruction sent by the server for the registered terminal;

sending backup data to the server according to the data protection mode enabling instruction;

The registered terminal is formatted according to the data protection mode opening instruction.

A third aspect of the embodiments of the present invention discloses a server, including:

a receiving unit, configured to detect whether a data protection mode trigger event for the registered terminal is received;

a sending unit, configured to send a data protection mode enable instruction to the registered terminal when the receiving unit receives the data protection mode trigger event, wherein the data protection mode enable instruction is used to instruct the registered terminal to send back up data and format the registered terminal;

The receiving unit is further configured to receive the backup data sent by the registered terminal;

A processing unit, configured to back up the backup data received by the receiving unit.

A fourth aspect of the embodiments of the present invention discloses a registration terminal, including:

a receiving unit, receiving a data protection mode start instruction for the registered terminal sent by the server;

a sending unit, configured to send backup data to the server according to the data protection mode enabling instruction received by the receiving unit;

A processing unit, configured to format the registered terminal according to the data protection mode enabling instruction received by the receiving unit.

In the embodiment of the present invention, the server may send a data protection mode enabling instruction to the registered terminal to back up the backup data sent by the registered terminal, and format the registered terminal at the same time. It can be seen that, by implementing the embodiment of the present invention, when the registered terminal is lost, the server can back up the data stored in the registered terminal to avoid data loss, and at the same time format the registered terminal to reduce the data stored in the registered terminal. probability of leakage.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the embodiments. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic flowchart of a data protection method disclosed in an embodiment of the present invention;

2A is a schematic diagram of a server registration interface disclosed in an embodiment of the present invention;

2B is a schematic diagram of a data protection interface disclosed in an embodiment of the present invention;

2C is a schematic flowchart of another data protection method disclosed in an embodiment of the present invention;

3 is a schematic flowchart of a data protection system disclosed in an embodiment of the present invention;

4 is a schematic structural diagram of a server disclosed in an embodiment of the present invention;

5 is a schematic structural diagram of a terminal disclosed in an embodiment of the present invention;

FIG. 6 is a computer system based on the Von Neumann system that runs the above application interface switching method disclosed in an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms used in the embodiments of the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a," "the," and "the" are intended to include the plural forms as well, unless the context clearly dictates otherwise. It will also be understood that the term "and/or" as used herein refers to and includes any and all possible combinations of one or more of the shared listed items.

This embodiment can be applied to terminals such as smart phones and ipads that have been registered with the server. When the terminals such as smart phones and ipads are lost, the user can send instructions to the terminals such as smart phones and ipads through the server. After the terminal receives the instruction, it can send the data stored in the mobile phone, ipad and other terminals to the server for backup; at the same time, the server can also send instructions to the smart phone, ipad and other terminals to format the smart phone, ipad and other terminals. Wait for the terminal.

The embodiments of the present invention disclose a data protection method and device, which can reduce the probability of data leakage. Each of them will be described in detail below.

Please refer to FIG. 1. FIG. 1 is a schematic flowchart of a data protection method disclosed in an embodiment of the present invention. As shown in FIG. 1 , the data protection method may include the following steps.

S101. The server detects whether a data protection mode trigger event for the registered terminal is received, and if yes, executes steps S102 and S103, otherwise, ends the process.

In this embodiment of the present invention, the server may refer to a computer device having performances such as computing capability, storage capability, and stability. For example, non-86 servers and x86 servers such as mainframes, minicomputers and UNIX servers. Alternatively, a personal computer with general performance can be used as a server or the like.

The registration terminal may include user equipment running an Android operating system, an iOS operating system, a Windows operating system or other operating systems, such as a mobile phone, a mobile computer, an ipad tablet, a Personal Digital Assistant (PDA), etc., or commonly known as Storage media such as mobile hard disk, U disk, etc.

The registered terminal may include a terminal registered on the server in advance, and there may be one or more terminals registered on the server. For example, when the registration terminal is a smart phone, the smart phone can input the mobile phone serial number (International Mobile Equipment Identity, IMEI) corresponding to the smart phone on the server registration interface as shown in FIG. 2A , if the server verifies the IMEI code If it is legal, the smartphone is registered successfully. It should be noted that, the registered terminal involved in this embodiment and other embodiments of the present invention can be understood as a terminal that has been successfully registered on the server.

The data protection mode triggering event may include an identification number of the registered terminal (eg, a mobile phone serial number, a user id, etc.) and a data protection operation performed on the registered terminal. For example, the user (other terminal) can send the data protection mode trigger event on the data protection interface of the other terminal, and the user can click the registered terminal and the data protection mode trigger button on the data protection interface as shown in FIG. 2B to send the event. The data protection mode triggering event, wherein clicking on the registered terminal sends the identification number of the registered terminal, and clicking on the data protection mode trigger button sends the data protection operation performed by the registered terminal.

S102. The server sends a data protection mode enabling instruction to the registered terminal, where the data protection mode enabling instruction is used to instruct the registered terminal to send backup data and format the registered terminal.

When the server detects that the registered terminal is used through the identification number of the registered terminal (eg, mobile phone serial number, user id, etc.), step S102 may be executed. Wherein, when the server detects that a terminal with the same identification number as that of the registered terminal is surfing the Internet in the network, the server may execute step S102. For example, when terminals such as smartphones and ipads with the same identification number as the registered terminal are surfing the Internet, the server may execute step S102; or, when the server detects the identification number of the registered terminal and the registered terminal When the mobile hard disk and U disk with the same identification number are connected to a computer and other devices through a data cable to read data, the server may execute step S102. Wherein, the network may include a mobile voice call network, a mobile data network or a wireless fidelity network (WIreless-Fidelity, wifi), etc.; the data line may include an OTG line (English: On The Go), RS232 or RS485, etc.

The backup data involved in the present invention may refer to some or all of the data stored in a registered terminal such as a smart phone, an ipad, a mobile hard disk or a U disk. Formatting the registered terminal can restore the registered terminal to factory settings or completely delete all data in the registered terminal. The data may refer to pictures, videos, audios, or documents.

This embodiment can be applied to when a registered terminal such as a smart phone, an ipad, a mobile hard disk or a USB flash drive is lost, the user can activate the data protection mode of the registered terminal on the data protection interface by pressing the registration terminal of the data protection interface and the trigger button of the data protection mode , when the server detects that the registered terminal is being used (for example, when a mobile phone, ipad is turned on to access the Internet, or when a mobile hard disk or U disk is connected to a computer through a data cable to read data), the server can send a data protection mode to the registered terminal. The opening instruction, after receiving the data protection mode opening instruction, the registered terminal sends data such as pictures, videos or audios stored in the internal storage to the server and restores the factory settings.

S103: The server receives the backup data sent by the registered terminal, and backs up the backup data.

Optionally, after performing step S103, the server detects whether the backup data is successfully backed up, and if so, performs formatting processing on the registered terminal; Register the terminal for formatting, etc.

Optionally, the server may also receive the target backup data sent by the registration terminal, and back up the target backup data, wherein the target backup data is the registration terminal according to the current network state and preset data backup priority by the data backup. selected from high to low.

In this embodiment, the current network state may include a network unblocked state, a network congestion state, etc., and the registration terminal may store a plurality of data, and each data in the plurality of data corresponds to a preset data backup priority. When the current network state is the network unblocked state, the registered terminal may select more data as the target backup data according to the preset data backup priority in descending order; if the current network state is the network congestion state , the registration terminal may select less data as the target backup data according to the preset data backup priority in descending order.

For example, if the multiple pieces of data are picture 1, picture 2, picture 3 and picture 4, the preset data backup priority corresponding to the picture 1 is 10, and the preset data backup priority corresponding to the picture 2 is 20. The preset data backup priority corresponding to the picture 3 is 30 and the preset data backup priority corresponding to the picture 4 is 40. If the current network state is the network unblocked state, the registration terminal can The corresponding preset data backup priorities are selected in descending order of picture 4, picture 3, and picture 2 as the target backup data and the like. If the current network state is the network congestion state, the registration terminal may select picture 4 and picture 3 as the target backup data in descending order of preset data backup priorities corresponding to the plurality of data.

The higher the preset data backup priority is, the more important the data is. Therefore, in this embodiment, when the network is relatively congested, important data can be preferentially selected for backup, so as to avoid the failure of important data backup due to network congestion. more serious losses.

Optionally, after step S103 is performed, the server can also send a registered terminal locking instruction to the registered terminal, wherein the registered terminal locking instruction is used to make the registered terminal in a locked state; or, the server can also send to the registered terminal. The geographic location request instruction is used to trigger the registered terminal to send the current geographic location to the server and so on.

Implementing this embodiment can prevent non-users from using the registered terminal when a registered terminal such as a smart phone is lost, and can also locate the lost registered terminal to facilitate subsequent searching of the registered terminal.

In the method described in FIG. 1 , the server may send a data protection mode enabling instruction to the registered terminal to back up the backup data sent by the registered terminal, and format the registered terminal at the same time. It can be seen that, by implementing the method described in FIG. 1, when a registered terminal such as a smart phone and an ipad is lost, the server can back up the data stored in the registered terminal such as the smart phone and the ipad to avoid data loss. Registered terminals such as ipads are formatted to reduce the leakage probability of data stored in registered terminals such as smartphones and ipads.

Please refer to FIG. 2C , which is a schematic flowchart of another data protection method disclosed in an embodiment of the present invention. As shown in FIG. 2C, the data protection method may include the following steps.

S201. The registered terminal receives a data protection mode enabling instruction for the registered terminal sent by the server.

S202, the registered terminal sends backup data to the server according to the data protection mode enabling instruction.

The backup data involved in the present invention may refer to some or all of the data stored in a registered terminal such as a smart phone, an ipad, a mobile hard disk or a U disk. The data may refer to pictures, videos, audios, or documents.

S203, the registered terminal formats the registered terminal according to the data protection mode enabling instruction.

Formatting the registered terminal can restore the registered terminal to factory settings or completely delete all data in the registered terminal.

Optionally, the registration terminal can also obtain the current network status, where the current network status includes unblocked or blocked; if the current network status is unblocked, select the first target backup data; if the current network status is blocked, then Selecting the second target backup data; sending the first target backup data or the second target backup data to the server.

Optionally, if the current network state is congested, according to the preset data backup priority, the corresponding second target backup data is selected from high to low.

In this embodiment, the registration terminal can store a plurality of data, and each data in the plurality of data corresponds to a preset data backup priority. If the current network state is the network unblocked state, the registration terminal can follow the The preset data backup priority selects more data as the first target backup data in descending order; if the current network state is the network congestion state, the registered terminal may follow the preset data backup priority Select less data as the second target backup data in order from high to low.

For example, if the multiple pieces of data are picture 1, picture 2, picture 3 and picture 4, the preset data backup priority corresponding to the picture 1 is 10, and the preset data backup priority corresponding to the picture 2 is 20. The preset data backup priority corresponding to the picture 3 is 30 and the preset data backup priority corresponding to the picture 4 is 40. If the current network state is the network unblocked state, the registration terminal can The corresponding preset data backup priorities are selected in descending order of picture 4, picture 3, and picture 2 as the first target backup data and the like. If the current network state is the network congestion state, the registration terminal may select picture 4 and picture 3 as the second target backup data in descending order of the preset data backup priorities corresponding to the plurality of data.

In the method described in FIG. 2C , when a registered terminal such as a smart phone or an ipad is lost, the registered terminal can send the internally stored data to the server for backup, and the registered terminal is formatted at the same time. It can be seen that the method described in FIG. 2C is implemented. When a registered terminal such as a smart phone and an ipad is lost, the leakage probability of the data stored in the registered terminal can be reduced.

Please refer to FIG. 3 , which is a schematic flowchart of a data protection system disclosed in an embodiment of the present invention. As shown in FIG. 3, the data protection system may include the following steps.

S301. The server detects whether a data protection mode trigger event for the registered terminal is received, and if yes, executes steps S301 to S306, otherwise, ends the process.

The data protection mode trigger event may include the identification number of the registered terminal (such as mobile phone serial number, user id, etc.) and the data protection operation performed on the registered terminal; wherein, the user (other terminal) can protect the data of the other terminal The data protection mode trigger event is sent on the interface. For example, the user can send the data protection mode trigger event by clicking the registration terminal and the data protection mode trigger button of the data protection interface as shown in FIG. 2B . The ID number of the registered terminal is sent, and the data protection operation performed by the registered terminal is sent after clicking the data protection mode trigger button.

S302. The server sends a data protection mode enabling instruction to the registered terminal, where the data protection mode enabling instruction is used to instruct the registered terminal to send backup data and format the registered terminal.

For the definitions of the registration terminal and the server in this embodiment, reference may be made to the description in FIG. 1 , and details are not repeated here.

When the server detects that the registered terminal is being used through the identification number of the registered terminal (for example, a mobile phone serial number, a user id, etc.), step S302 may be executed. Wherein, when the server detects that a terminal with the same identification number as that of the registered terminal in the network is being connected to the network, step S302 may be executed. For example, when terminals such as smart phones and ipads with the same identification number as the registered terminal are being connected to the Internet, the server may execute step S302; or, when the server detects the identification of the registered terminal When the mobile hard disk or U disk with the same identification number is connected to a computer through a data cable to read data, the server may execute step S302. Wherein, the network may include a mobile voice call network, a mobile data network or a wireless fidelity network (WIreless-Fidelity, wifi), etc.; the data line may include an OTG line (English: On The Go), RS232 or RS485, etc.

S303: The registration terminal receives the data protection mode enabling instruction for the registration terminal sent by the server.

S304, the registered terminal sends backup data to the server according to the data protection mode start instruction.

The backup data involved in the present invention may refer to some or all of the data stored in a registered terminal such as a smart phone, an ipad, a mobile hard disk or a U disk. The data may refer to pictures, videos, audios, or documents.

S305. The server receives the backup data sent by the registered terminal, and backs up the backup data.

S306, the registered terminal formats the registered terminal according to the data protection mode enabling instruction.

Formatting the registered terminal can restore the registered terminal to factory settings or completely delete all data in the registered terminal.

It can be seen that implementing the system described in FIG. 3 can reduce the leakage probability of the data stored in the registered terminal when the registered terminal such as the smart phone and the ipad is lost.

Please refer to FIG. 4, which is a schematic structural diagram of a server disclosed in an embodiment of the present invention. Wherein, the server shown in FIG. 4 may include:

The receiving unit 402 is configured to detect whether a data protection mode trigger event for the registered terminal is received.

The sending unit 401 is configured to send a data protection mode enable instruction to the registered terminal when the receiving unit 402 receives the data protection mode trigger event, wherein the data protection mode enable instruction is used to instruct the registered terminal to send backup data and format the registered terminal.

The receiving unit 402 is further configured to receive the backup data sent by the registered terminal.

The processing unit 403 is configured to back up the backup data received by the receiving unit 402 .

Optionally, the receiving unit 402 is specifically configured to receive the target backup data sent by the registered terminal.

The processing unit 403 is specifically configured to back up the target backup data received by the receiving unit 402, wherein the target backup data is selected by the registration terminal from high to low according to the current network state and the preset data backup priority .

In this embodiment, the current network state may include a network unblocked state, a network congestion state, etc., and the registration terminal may store a plurality of data, and each data in the plurality of data corresponds to a preset data backup priority. When the current network state is the network unblocked state, the registered terminal may select more data as the target backup data according to the preset data backup priority in descending order; if the current network state is the network congestion state , the registration terminal may select less data as the target backup data according to the preset data backup priority in descending order.

For example, if the multiple pieces of data are picture 1, picture 2, picture 3 and picture 4, the preset data backup priority corresponding to the picture 1 is 10, and the preset data backup priority corresponding to the picture 2 is 20. The preset data backup priority corresponding to the picture 3 is 30 and the preset data backup priority corresponding to the picture 4 is 40. If the current network state is the network unblocked state, the registration terminal can The corresponding preset data backup priorities are selected in descending order of picture 4, picture 3, and picture 2 as the target backup data and the like. If the current network state is the network congestion state, the registration terminal may select picture 4 and picture 3 as the target backup data in descending order of preset data backup priorities corresponding to the plurality of data.

The sending unit 401 is further configured to send a registered terminal locking instruction to the registered terminal after backing up the backup data, where the registered terminal locking instruction is used to make the registered terminal in a locked state.

It can be seen that, implementing the server described in FIG. 4 can reduce the leakage probability of the data stored in the registered terminal when the registered terminal such as the smart phone and the ipad is lost.

Please refer to FIG. 5 , which is a schematic structural diagram of a registered terminal disclosed in an embodiment of the present invention. Wherein, the registration terminal shown in FIG. 5 may include:

The receiving unit 501 is configured to receive a data protection mode enabling instruction for a registered terminal sent by a server.

The sending unit 502 is configured to send backup data to the server according to the data protection mode enabling instruction received by the receiving unit 501 .

The processing unit 503 is configured to format the registered terminal according to the data protection mode enabling instruction received by the receiving unit 501 .

Optionally, the sending unit 502 is specifically used to obtain the current network state, where the current network state includes unblocked or blocked; if the current network state is unblocked, select the first target backup data; if the current network state is If blocked, select the second target backup data; send the first target backup data or the second target backup data to the server.

The sending unit 502, when performing the step of selecting the second target backup data if the current network state is congested, is specifically used for, if the current network state is congested, according to the preset data backup priority, from high to low Select the corresponding second target backup data.

In this embodiment, the registration terminal can store a plurality of data, and each data in the plurality of data corresponds to a preset data backup priority. If the current network state is the network unblocked state, the registration terminal can follow the The preset data backup priority selects more data as the first target backup data in descending order; if the current network state is the network congestion state, the registered terminal may follow the preset data backup priority Select less data as the second target backup data in order from high to low.

For example, if the multiple pieces of data are picture 1, picture 2, picture 3 and picture 4, the preset data backup priority corresponding to the picture 1 is 10, and the preset data backup priority corresponding to the picture 2 is 20. The preset data backup priority corresponding to the picture 3 is 30 and the preset data backup priority corresponding to the picture 4 is 40. If the current network state is the network unblocked state, the registration terminal can The corresponding preset data backup priorities are selected in descending order of picture 4, picture 3, and picture 2 as the first target backup data and the like. If the current network state is the network congestion state, the registration terminal may select picture 4 and picture 3 as the second target backup data in descending order of the preset data backup priorities corresponding to the plurality of data.

It can be seen that, implementing the registration terminal described in FIG. 5 can reduce the leakage probability of data stored in the registration terminal when the registration terminal such as a smart phone and an ipad is lost.

FIG. 6 shows a computer system 10 based on the von Neumann architecture running the above application interface switching method. The computer system 10 may be a user terminal device such as a smart phone, a tablet computer, a palmtop computer, a notebook computer or a personal computer. Specifically, it may include an external input interface 1001, a processor 1002, a memory 1003, and an output interface 1004 connected through a system bus. The external input interface 1001 may include a touch screen 10016 , and optionally a network interface 10018 . The memory 1003 may include an external memory 10032 (eg, a hard disk, an optical disk, or a floppy disk, etc.) and an internal memory 10034 . The output interface 1004 may include a display screen 10042 and an audio/speaker 10044 and other devices.

In this embodiment, the operation of this method is based on a computer program, and the program file of the computer program is stored in the external memory 10032 of the aforementioned computer system 10 based on the von Neumann system, and is loaded into the internal memory 10034 during operation, It is then compiled into machine code and then transmitted to the processor 1002 for execution, so that the computer system 10 based on the von Neumann system forms a logical operation monitoring module 310, a fingerprint detection module 320, an interface switching module 330, and a pressure value judgment module. module 340, the first step size determination module 350 and the second step size determination module 360, and during the execution of the above application interface switching method, the input parameters are all received through the external input interface 1001, and passed to the memory 1003. It is input to the processor 1002 for processing, and the processed result data is either buffered in the memory 1003 for subsequent processing, or transmitted to the output interface 1004 for output.

The steps in the method of the embodiment of the present invention may be adjusted, combined and deleted in sequence according to actual needs.

The units in the server in the embodiment of the present invention may be combined, divided and deleted according to actual needs.

The units in the registration terminal in the embodiment of the present invention may be combined, divided and deleted according to actual needs.

Those of ordinary skill in the art can understand that all or part of the steps in the various methods of the above embodiments can be completed by instructing relevant hardware through a program, and the program can be stored in a computer-readable storage medium, and the storage medium includes a read-only storage medium. Memory (Read-Only Memory, ROM), Random Access Memory (Random Access Memory, RAM), Programmable Read-only Memory (PROM), Erasable Programmable Read Only Memory (Erasable Programmable Read Only Memory, EPROM), One-time Programmable Read-Only Memory (OTPROM), Electronic Erasable Programmable Read-Only Memory (EEPROM), CompactDisc Read -Only Memory, CD-ROM) or other optical disk storage, magnetic disk storage, magnetic tape storage, or any other computer-readable medium that can be used to carry or store data.

A data protection method and device disclosed in the embodiments of the present invention have been described in detail above. The principles and implementations of the present invention are described in this paper by using specific examples. The descriptions of the above embodiments are only used to help understand the present invention. method and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as a reference to the present invention. limits.

Claims (7)

1. A method for data protection, the method comprising:

detecting whether a data protection mode trigger event aiming at a registered terminal sent by other terminals is received or not, and detecting that a terminal with the same identity number as that of the registered terminal exists in a network or detecting that a mobile hard disk and a U disk with the same identity number as that of the registered terminal are connected with computer equipment by a server;

if so, sending a data protection mode starting instruction to the registered terminal, wherein the data protection mode starting instruction is used for instructing the registered terminal to send backup data and format the registered terminal;

receiving the backup data sent by the registered terminal, and backing up the backup data;

the receiving the backup data sent by the registered terminal and backing up the backup data includes:

receiving target backup data sent by the registration terminal, and backing up the target backup data, wherein the target backup data is selected by the registration terminal from high to low according to the current network state and a preset data backup priority, and each piece of data in the target terminal corresponds to one backup priority; the amount of the target backup data is determined according to the current network state.

2. The method of claim 1, wherein after the backup of the backup data, the method further comprises:

and sending a registered terminal locking instruction to the registered terminal, wherein the registered terminal locking instruction is used for enabling the registered terminal to be in a locking state.

3. A method for data protection, the method comprising:

receiving a data protection mode starting instruction aiming at a registered terminal and sent by a server;

sending backup data to the server according to the data protection mode starting instruction;

formatting the registered terminal according to the data protection mode starting instruction;

the sending backup data to the server according to the data protection mode starting instruction comprises:

acquiring a current network state, wherein the current network state comprises unblocked or blocked;

if the current network state is smooth, selecting first target backup data;

if the current network state is blocking, selecting second target backup data;

sending the first target backup data or the second target backup data to the server;

the first target backup data and the second target backup data are selected from high to low according to the current network state and the preset data backup priority of the terminal, and each piece of data in the target terminal corresponds to one backup priority; the amount of the target backup data is determined according to the current network state.

4. The method of claim 3, wherein selecting a second target backup data if the current network status is congested comprises:

and if the current network state is blocking, selecting corresponding second target backup data from high to low according to a preset data backup priority.

5. A server, characterized in that the server comprises:

the receiving unit is used for detecting whether a data protection mode trigger event aiming at a registered terminal sent by other terminals is received or not, and the server detects that a terminal with the same identity number as that of the registered terminal exists in a network or the server detects that a mobile hard disk and a U disk with the same identity number as that of the registered terminal are connected with computer equipment;

a sending unit, configured to send a data protection mode starting instruction to the registered terminal when the receiving unit receives the data protection mode trigger event, where the data protection mode starting instruction is used to instruct the registered terminal to send backup data and format the registered terminal;

the receiving unit is further configured to receive the backup data sent by the registered terminal;

the processing unit is used for backing up the backup data received by the receiving unit;

the receiving unit is specifically configured to receive the target backup data sent by the registration terminal;

the processing unit is specifically configured to backup the target backup data received by the receiving unit, where the target backup data is selected by the registration terminal from high to low according to a current network state and a preset data backup priority, and each piece of data in the target terminal corresponds to one backup priority; the amount of the target backup data is determined according to the current network state.

6. The server according to claim 5, wherein the receiving unit is specifically configured to receive the target backup data sent by the registered terminal;

the processing unit is specifically configured to backup the target backup data received by the receiving unit, where the target backup data is selected by the registration terminal from high to low according to a current network state and a preset data backup priority;

the sending unit is further configured to send a registered terminal locking instruction to the registered terminal after the backup data is backed up, where the registered terminal locking instruction is used to enable the registered terminal to be in a locked state.

7. A registered terminal, characterized in that the registered terminal comprises:

the receiving unit is used for receiving a data protection mode starting instruction which is sent by the server and aims at the registered terminal;

a sending unit, configured to send backup data to the server according to the data protection mode start instruction received by the receiving unit;

the processing unit is used for formatting the registered terminal according to the data protection mode starting instruction received by the receiving unit;

the sending unit is specifically configured to obtain a current network state, where the current network state includes unblocked or blocked;

if the current network state is smooth, selecting first target backup data;

if the current network state is blocking, selecting second target backup data;

sending the first target backup data or the second target backup data to the server;

the sending unit is specifically configured to select corresponding second target backup data from high to low according to a preset data backup priority if the current network state is blocked, and each piece of data in the target terminal corresponds to one backup priority when the step of selecting the second target backup data is executed if the current network state is blocked; the amount of the target backup data is determined according to the current network state.

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