CN102722663B - Handheld smart device data security protection method - Google Patents

Abstract

The invention relates to a data security protection method of a handheld smart device, which includes: judging whether the user has input the correct password through human-computer interaction? It is to change the setting of the privacy protection state, otherwise it will not be changed, and then according to the privacy protection state record as true, the device file management software and the protected software will be hidden, otherwise it will be displayed and used normally; also includes: 1101) Detecting and judging that the handheld smart device passes through the USB Port is connected with computer; 1102) judge whether this equipment is in privacy protection state? Yes, hide the user interface entry for using the U disk function and do not execute the logic code for opening the U disk function; otherwise, use it normally; 1201) detect and judge that the application software is ready to be installed or uninstalled; 1202) judge whether the device is in a privacy protection state? Yes, do not execute user operation instructions or logic codes for installation or uninstallation; otherwise, install or uninstall normally.

Description

A data security protection method of a handheld smart device

technical field

The invention relates to data security technology, in particular to a data security protection method of a hand-held smart device, especially applied to a smart phone.

Background technique

Smartphones have become an indispensable part of people's life for taking photos, sending microblogs, and checking information anytime and anywhere. However, while smartphones bring infinite convenience, how to prevent leaks and protect users' privacy has become an important part of everyone's life in the smartphone era. Hot spots of concern. As a result, security management software for mobile phones such as 360 Guard, Security Manager, and Mobile Manager emerged as the times require. These softwares guarantee the safety of mobile phones and the privacy of users to a large extent, but there are still relatively large loopholes. For example, the privacy protection function on these softwares can lock the program. When the user locks the file manager, It is necessary to enter a password before accessing the file system on the mobile phone, which theoretically prevents the user's private files from being leaked and protects the user's privacy, but at this time, you can still browse or copy the files in the mobile phone on the computer through the USB function of the mobile phone , or reinstall a file manager to normally access the file system in the user's mobile phone. Therefore, the previous privacy protection function did not have the desired effect. The present invention aims at better protecting the privacy of mobile phone users, and invents a better privacy protection method for the defects of current smartphone privacy protection, that is, when the mobile phone is in the privacy protection state, the U disk function of the mobile phone is turned off, Hide the file management tools on the mobile phone, and prohibit the installation and uninstallation of mobile phone software.

Contents of the invention

The technical problem to be solved in the present invention is how to provide a data security protection method for a handheld smart device, which can reduce security loopholes and prevent user privacy data from being stolen.

The technical problem of the present invention is solved in this way: construct a kind of hand-held smart device data security protection method, include the following specific steps in the service that starts up and runs all the time:

1101) Detecting and judging that the handheld smart device is connected to the computer through the USB port;

1102) Judging whether the device is in a privacy protection state? Yes, hide the user interface entry for using the U disk function and do not execute the logic code for opening the U disk function, or prohibit the use of the user interface for the U disk function and do not execute the logic code for opening the U disk function; otherwise, it is used normally;

The following specific steps are also included in the always-on service:

1201) Detecting and judging that the application software is ready to be installed or uninstalled;

1202) Judging whether the device is in a privacy protection state? Yes, do not execute user operation instructions or logic codes for installation or uninstallation; otherwise, install or uninstall normally;

The data security protection method also includes the following specific steps for setting the privacy protection status:

1301) Determine whether the user has entered the correct password through human-computer interaction? is to enter the next step, otherwise the setting of the privacy protection status will not be changed;

1302) Change and record the setting of the privacy protection state; the record can still be saved after the machine is turned off;

1303) According to the record of the privacy protection status being true, the device file management software and the protected software are hidden, otherwise they are displayed and used normally;

Step 1303) also run automatically when the device is turned on.

According to the data security protection method of the handheld smart device provided by the present invention, the user operation instruction not to execute the installation or uninstallation in step 1202) also includes prompting the user to prohibit the installation or uninstallation of the software.

According to the data security protection method of the handheld smart device provided by the present invention, in step 1202), the number of wrong password input is less than the input threshold, allowing the user to continue inputting the password through human-computer interaction.

According to the hand-held smart device data security protection method provided by the present invention, in step 1202), the number of wrong passwords input exceeds the input threshold and the user is refused to continue inputting passwords through human-computer interaction within a specified time.

According to the data security protection method of a handheld smart device provided by the present invention, the handheld smart device includes a mobile phone or an MP4, etc.

According to the data security protection method of the handheld smart device provided by the present invention, the handheld smart device adopts the Android operating system with open system source code, and the service corresponding to booting and always running refers to the service that provides support for the present invention, and cannot be terminated or terminated by the user After that, it will automatically restart. Specifically, it is generally running as an application program (APK) built in the system, instead of running directly in the system process.

The data security protection method of the handheld smart device provided by the present invention adopts the Android (Andriod) operating system software process and detects the operating system and hardware/upper layer application interface to prevent potential unsafe behaviors to private data, and has the following advantages compared with the prior art:

1. Unable to uninstall;

2. Few security loopholes;

3. The processing is simple and reliable, and there will be no system conflicts or crashes.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the present invention is further described in detail:

Fig. 1 is a schematic flow chart of a privacy protection program software on a touch screen Android (Andriod) smart phone according to a preferred embodiment of the present invention.

detailed description

At first, illustrate the privacy protection measure of preferred embodiment of the present invention:

1. When changing the state of the mobile phone privacy protection mode, it is necessary to enter a password for verification. If the number of input errors is greater than the previously set value, the current state of the mobile phone privacy protection mode cannot be changed within the set time;

2. When the mobile phone is in the privacy protection state, disable the U disk function of the mobile phone, which can prevent the user's private information from being maliciously copied or browsed;

3. When the mobile phone is in the privacy protection state, it is forbidden to install and uninstall the mobile phone software, so as to prevent the software on the mobile phone from being arbitrarily uninstalled or installed by others, resulting in the theft of private information or the destruction of the system;

4. It is forbidden to install software to effectively prevent the leakage of user privacy or theft of private information through other file managers;

5. Hide the protected software such as the file manager on the smart phone, and prohibit illegal users from accessing, thereby protecting the user's private information.

Second, describe in detail in conjunction with preferred specific embodiments of the present invention:

As shown in Figure 1, the privacy protection software program on the touch screen Andriod smart phone of the preferred embodiment of the present invention specifically includes the following steps:

(1) Before turning on or off the privacy protection mode, you need to enter a password for verification,

301) Determine whether the password is correct? No, if the number of wrong input times is greater than the set value, the state of privacy protection cannot be changed within the set time. Yes, proceed to the next step;

302) Turn on or off the privacy protection mode, that is, set the privacy protection mode to be true or false;

303) When the user turns on the privacy protection mode, all existing file management software on the smart phone is hidden; otherwise, it is displayed normally;

304) After the user opens the privacy protection mode, hide the mobile phone software set by the user that needs to be protected; otherwise, it will be displayed normally;

(2) When the user connects the PC via USB, determine whether the mobile phone is in the privacy protection mode? No, provide access to all functions, if yes, go to the next step;

305) Hiding or prohibiting the selection of the user interface (UI) entry using the U disk function;

306) The code logic for opening the U disk function is not executed, that is, if the mobile phone tries to open the U disk function of the mobile phone at this time, it returns directly, skipping the code logic for opening the U disk function, so as to achieve the purpose of disabling the U disk function;

(3) When the user installs or uninstalls the software, determine whether the mobile phone is in the privacy protection mode? No, install or uninstall normally; Yes, go to the next step;

307) A prompt box pops up to remind the user that it is forbidden to install and uninstall mobile phone software in the privacy protection mode;

308) Code logic that does not execute the logic code of installation or uninstallation, that is: the installation and uninstallation of mobile phone software is controlled in PmS (Package Manager Service, that is, package management service). If the user tries to install or uninstall mobile phone software at this time, Then return directly after the prompt box pops up, achieving the purpose of prohibiting installation and uninstallation.

Finally, the above descriptions are only preferred embodiments of the present invention, and all equivalent changes and modifications made according to the scope of the claims of the present invention shall fall within the scope of the claims of the present invention.

Claims (6)

1. a handheld smart device data security protection method, is characterized in that, starting shooting, the service run all the time comprises following concrete steps:

1101) detect and judge that hand-held intelligent equipment is connected with computing machine by USB port;

1102) do you judge that this equipment is in secret protection state? hide and use the user interface entrance of USB flash disk function and do not perform the logical code opening USB flash disk function or the user interface of forbidding USB flash disk function uses and do not perform the logical code opening USB flash disk function; Otherwise normally use;

Following concrete steps are also comprised in the service that start runs all the time:

1201) detect and judge to prepare to install or unloading application software;

1202) do you judge that this equipment is in secret protection state? do not perform the user operation instruction or logical code of installing or unload; Otherwise normal mounting or unloading;

This data security protection method also comprises the concrete setting steps of following secret protection state:

1301) do you judge that user inputs proper password by man-machine interaction? be enter next step, otherwise do not change the setting of secret protection state;

1302) setting of secret protection state is changed and record; Still can preserve after described record shutdown;

1303) be true according to secret protection state recording, concealing device document management software and protected software, otherwise normal display and using;

Step 1303) also automatically run when device power-up.

2. handheld smart device data security protection method according to claim 1, is characterized in that, step 1202) described in do not perform and to install or the user operation instruction of unloading also comprises prompting user and forbids installing or uninstall.

3. handheld smart device data security protection method according to claim 1, is characterized in that, step 1202) in the number of times of input error password be less than input threshold and allow user to continue input password by man-machine interaction.

4. handheld smart device data security protection method according to claim 1, is characterized in that, step 1202) in the number of times of input error password exceed input threshold at the appointed time in refusal user continue input password by man-machine interaction.

5. handheld smart device data security protection method according to any one of claim 1-4, is characterized in that, described hand-held intelligent equipment comprises mobile phone or MP4.

6. handheld smart device data security protection method according to any one of claim 1-4; it is characterized in that; this hand-held intelligent equipment adopts the Android operation system of open system source code, and the service that corresponding start runs all the time is the service of meeting autoboot after can not being stopped by user or stop.