CN116361847B - Mobile device-based screen capturing prevention method and system - Google Patents
Mobile device-based screen capturing prevention method and system Download PDFInfo
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- 230000002265 prevention Effects 0.000 title claims description 13
- 230000035945 sensitivity Effects 0.000 claims abstract description 12
- 238000000586 desensitisation Methods 0.000 claims abstract description 8
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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
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
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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
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/84—Protecting input, output or interconnection devices output devices, e.g. displays or monitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The application relates to an anti-screenshot method and system based on mobile equipment, which are characterized in that sensitive information identification is carried out on a terminal screenshot page through a cloud desensitization identification and judgment mode, for the screenshot conforming to sensitive characteristics, the user is prompted to pay attention to the sensitivity of the screenshot through a mode of sending warning and checking to the user, and before the screenshot is displayed to the user, the user is informed of the sensitivity of the screenshot to be displayed in advance, so that the user can display the screenshot after whether the current screenshot is confirmed to be displayed or not. When a user views the screen capturing alarm prompt, the type of the sensitive information and the application type thereof to which the current sensitive information belongs can be obtained through the keywords of the prompt page, and the sensitive word recognition and judgment can be provided for the applications on a plurality of terminals. The method deploys the application and the screen capturing image-text identification contained in the screen capturing operation information on the cloud, so that the operation pressure of the terminal can be reduced, resources are saved, the operation thread in the intelligent terminal is greatly reduced, and the operation capability in the terminal is improved.
Description
Technical Field
The disclosure relates to the technical field of electronic equipment control, in particular to an anti-screen capturing method and system based on mobile equipment.
Background
The terminal screen capture prevention means aims at carrying out screen capture prevention processing on sensitive information and avoiding screen capture information leakage of the sensitive information.
The existing anti-screenshot means are various, such as an anti-malicious screenshot and screen recording function in the existing intelligent terminal shown in the attached figure 1 of the specification, after a user opens the function, the user can monitor the screenshot operation of the user, when the screenshot operation of the user is detected, the screenshot operation related to sensitive information is discovered, the screenshot information is shielded in advance in a masking mode and the like, and the user can exit the mask after confirming the screen, so that the original screenshot code (screenshot image) is exposed. This function has the following problems: firstly, not all machine types have the function of preventing malicious screen capturing and recording; secondly, after the original screen capture code is exposed, sensitive information related to the screen capture image still exists on the original screen capture code, and the risk of sensitive information leakage still exists.
Although there are also schemes for processing sensitive information of screen capturing, for example, the invention patent with publication number CN110363024a provides a "screen capturing prevention method based on mobile device application", by obtaining the sensitive information content of the application that needs to prevent screen capturing; converting the sensitive information content into streaming media format data with digital authentication; and transmitting the streaming media format data to an interface of the application. The user operation is not required to be monitored, the screenshot of the user is not required to be processed, only the sensitive information content to be displayed in the page is required to be converted into the streaming media format with digital authentication, the sensitive information content is not obtained when the user performs the screenshot operation, and the user can freely perform the screenshot when the page does not contain the sensitive information content, so that excessive computing resources of the mobile equipment are not occupied, and the user is convenient to use.
The above patent can process the sensitive information on the screen capturing image, and the sensitive information content is not obtained when the user performs the screen capturing operation, but the following problems are also present:
(1) The predefined sensitive information content which needs to prevent screen capture is possibly from different applications, a large amount of applications are called and sensitive information in each application is defined, and more threads and terminal operation resources are needed to be occupied for processing;
(2) When a user captures a screen, only the content of the captured screen belongs to the sensitive information, but the user does not know what type of sensitive information the user belongs to;
(3) Although the user can freely screen-shot when the page does not contain sensitive information content, the prior sensitive information processing is troublesome because the user needs to spend more information processing cost for desensitizing and setting.
Disclosure of Invention
In order to solve the problems, the application provides an anti-screen capturing method and system based on mobile equipment and electronic equipment.
In one aspect of the present application, a mobile device-based screen capture prevention method is provided, including the following steps:
logging in a cloud application platform, selecting a target application and performing screen capturing operation;
acquiring cloud operation data when a user captures a screen, and acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data;
extracting text information from the application information, and judging whether sensitive words exist in the text information;
if the text information contains the sensitive word, the sensitive word is utilized to perform characteristic marking on the screen capturing page, a warning is sent to a user, and whether the screen capturing is performed is selected according to a feedback instruction of the user.
As an optional embodiment of the present application, optionally, logging in a cloud application platform, selecting a target application and performing a screen capturing operation, including:
a user logs in a cloud server through a terminal;
selecting a target application from a cloud application platform deployed on the cloud server, and calling out page information required to be screen-shot by a user from the target application;
the page information is sent to the terminal, and a user waits for determining the page information and performs screen capturing operation on the terminal;
and the terminal synchronously transmits cloud operation data back to the cloud server for storage when the user performs operation screen capturing.
As an optional embodiment of the present application, optionally, acquiring cloud operation data when a user captures a screen, and acquiring a screen capturing page from the cloud operation data includes:
extracting cloud operation data of a user in screen capturing from the cloud server;
according to a preset data analysis rule, analyzing the cloud operation data to obtain cloud operation information when a user captures a screen and image information of a captured screen page;
and extracting the screen capturing page when the user captures the screen from the cloud operation information obtained through analysis and the image information of the screen capturing page according to the analysis data type.
As an optional embodiment of the present application, optionally, acquiring a screen capturing page from the cloud operation data and application information in the screen capturing page includes:
acquiring the extracted screen capturing page of the user during screen capturing;
importing the screen capturing page into a picture analysis and identification application which is pre-deployed on the cloud application platform, and carrying out picture and text identification on the screen capturing page to obtain picture application information and text application information in the screen capturing page;
classifying according to the types of the graphics context, respectively outputting the image application information and the text application information contained in the screen capturing page, and transmitting the image application information and the text application information back to the cloud server according to the types and respectively storing the image application information and the text application information.
As an optional embodiment of the present application, optionally, extracting text information from the application information, and determining whether there is a sensitive word in the text information includes:
extracting text application information contained in the screen capturing page from the cloud server;
performing text recognition on the text application information, and extracting application keywords in the text application information;
inputting all the extracted keywords into a pre-deployed sensitive word database one by one, and judging whether the keywords exist in the sensitive word database corresponding to the current application:
if yes, marking the current keyword as a sensitive word of the text application information in the screen capturing page;
otherwise, the current keyword is derived, and the next keyword is input for judgment.
As an optional embodiment of the present application, optionally, the sensitive word database includes a plurality of sub-databases;
the sub-database is deployed on the cloud server and corresponds to each application deployed on the cloud application platform;
the word database part stores sensitive words of the application and the application page.
As an optional implementation manner of the present application, optionally, if a sensitive word exists in the text information, the method uses the sensitive word to perform feature marking on the screen capturing page, and sends a warning to a user, and selects whether to capture a screen according to a feedback instruction of the user, including:
when judging that sensitive words exist in the text application information, indicating that the screen capturing page needs to be subjected to sensitive warning currently;
acquiring the sensitive words in the screen capturing page at present, and marking the sensitive words on the screen capturing page as sensitive features;
and the cloud server sends a sensitive alarm prompt of the screen capturing page to the user terminal, waits for the user to check the sensitive word on the prompt page, and selects whether to determine the current screen capturing page according to the sensitive word.
As an optional implementation manner of the present application, optionally, if a sensitive word exists in the text information, the method uses the sensitive word to perform feature marking on the screen capturing page, sends a warning to a user, and selects whether to capture a screen according to a feedback instruction of the user, and further includes:
receiving a sensitive alarm prompt of the screen capturing page sent by the cloud server through a terminal;
the user checks the sensitive words on the prompt page on the terminal, confirms the current screen capturing page, judges whether screen capturing is carried out or not, and sends a response to the cloud server;
and the cloud server receives a response for determining to perform screen capturing, and sends the current screen capturing page to a terminal and displays the current screen capturing page.
In another aspect of the present application, a system for implementing the mobile device-based screen capture prevention method is provided, including:
the screen capturing module is used for logging in the cloud application platform, selecting a target application and carrying out screen capturing operation;
the cloud processing module is used for acquiring cloud operation data when a user is in screen capturing, and acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data;
the desensitization recognition module is used for extracting text information from the application information and judging whether sensitive words exist in the text information;
and the screen capturing alarm module is used for carrying out characteristic marking on the screen capturing page by utilizing the sensitive words if the sensitive words exist in the text information, sending out an alarm to a user and selecting whether to capture the screen according to a user feedback instruction.
In another aspect of the present application, an electronic device is further provided, including:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to implement the mobile device-based anti-screenshot method when executing the executable instructions.
The invention has the technical effects that:
according to the method, a cloud application platform is logged in, a target application is selected, and screen capturing operation is carried out; acquiring cloud operation data when a user captures a screen, and acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data; extracting text information from the application information, and judging whether sensitive words exist in the text information; if the text information contains the sensitive word, the sensitive word is utilized to perform characteristic marking on the screen capturing page, a warning is sent to a user, and whether the screen capturing is performed is selected according to a feedback instruction of the user. And for the screen capturing conforming to the sensitive characteristics, prompting the user to pay attention to the sensitivity of the screen capturing by sending a warning view mode to the user, and before the screen capturing is displayed to the user, enabling the user to know the sensitivity of the screen capturing to be displayed in advance, so that the user can display the screen capturing after determining whether to display the current screen capturing. When a user views the screen capturing alarm prompt, the type of the sensitive information and the application type thereof to which the current sensitive information belongs can be obtained through the keywords of the prompt page, and the sensitive information processing only needs to be deployed on a cloud server in advance, so that sensitive word recognition and judgment can be provided for the applications on a plurality of terminals. The method deploys the application and the screen capturing image-text identification contained in the screen capturing operation information on the cloud, so that the operation pressure of the terminal can be reduced, resources are saved, the operation thread in the intelligent terminal is greatly reduced, and the operation capability in the terminal is improved.
Other features and aspects of the present disclosure will become apparent from the following detailed description of exemplary embodiments, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments, features and aspects of the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a schematic diagram showing a "malicious screen capturing and recording prevention" function of a current intelligent terminal;
FIG. 2 is a schematic diagram of an application system of the anti-screenshot system of the present invention;
FIG. 3 is a schematic diagram of an implementation flow of the mobile device-based anti-screenshot method of the present invention;
FIG. 4 is a schematic diagram of the logic of screenshot page resolution of the present invention;
FIG. 5 shows a window diagram showing a sensitive alert prompt for an intelligent terminal of the present invention;
fig. 6 shows a schematic diagram of the functional modules of the system of the present invention.
Detailed Description
Various exemplary embodiments, features and aspects of the disclosure will be described in detail below with reference to the drawings. In the drawings, like reference numbers indicate identical or functionally similar elements. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
In addition, numerous specific details are set forth in the following detailed description in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements, and circuits well known to those skilled in the art have not been described in detail in order not to obscure the present disclosure.
Example 1
According to the scheme, the terminal screen capturing page is subjected to sensitive information identification through the desensitization identification and judgment mode of the cloud, for the screen capturing conforming to the sensitive characteristics, the user is prompted to pay attention to the sensitivity of the screen capturing through the mode of sending out warning and checking to the user, and before the screen capturing is displayed to the user, the user is informed of the sensitivity of the screen capturing to be displayed in advance, so that the user can display the screen capturing after determining whether the current screen capturing is displayed.
As shown in fig. 2, the technology adopts the function of a cloud software platform, and an intelligent terminal such as a mobile device, a mobile phone, an IPAD and the like can download and manage each APP application applied from the cloud software platform. The user can log in the cloud server from the intelligent terminal, select the downloaded APP, log in the APP and operate on the terminal. And the terminal can synchronously upload the operation data for screen capturing of the APP page to the cloud server for data storage.
In this embodiment, the technology related to the cloud APP or the APP cloud management platform is an application scheme of the existing cloud technology, and the technical application principle thereof is not in the consideration range of the scheme, so that the description of this embodiment is omitted.
The application scheme between the intelligent terminal and the cloud server shown in fig. 2 is unique in that an application and a sensitive word database established corresponding to each application are deployed on the cloud server, the sensitive word database is used for identifying and judging whether text information of a screen capturing page of a certain application has sensitive words, and after the fact that the text information contained in the screen capturing page has the sensitive words set in the sensitive word database is found, the screen capturing page is marked and notified to a user terminal, and a user is reminded that the screen capturing page obtained through the screen capturing operation has sensitive information, whether the screen capturing is selected to be determined and displayed or not.
Therefore, before the screen capturing is displayed, the user can make a selection, and the user can know the application attribute and the sensitive information type of the sensitive information of the screen capturing.
As for the information interaction ports such as the cloud API interface and the DB data repository, which are provided in the cloud server, the present embodiment is not described in detail, and common facilities are adopted.
Embodiments of the present invention will be described in detail below.
As shown in fig. 3, in one aspect, the present application proposes a mobile device-based screen capture prevention method, which includes the following steps:
s1, logging in a cloud application platform, selecting a target application and performing screen capturing operation;
before screen capturing, a user logs in a cloud server through an intelligent terminal and selects an APP on the cloud, and when the required screen capturing is determined, screen capturing operation is performed on a page of the current application (the screen capturing operation mode is not limited).
As an optional embodiment of the present application, optionally, logging in a cloud application platform, selecting a target application and performing a screen capturing operation, including:
a user logs in a cloud server through a terminal;
selecting a target application from a cloud application platform deployed on the cloud server, and calling out page information required to be screen-shot by a user from the target application;
the page information is sent to the terminal, and a user waits for determining the page information and performs screen capturing operation on the terminal;
and the terminal synchronously transmits cloud operation data back to the cloud server for storage when the user performs operation screen capturing.
After a user browses a target application (the target application refers to an APP (application) for information interaction of an application which the user needs to enter) on the intelligent terminal, when the user finds that the current page is page information which needs to be screen-captured, screen-capturing operation is carried out, and screen capturing is carried out by the user.
The intelligent terminal at this time obtains the screen capturing operation data (including the current screen capturing image), but does not immediately show the screen capturing image on the window of the intelligent terminal.
Firstly, cloud operation data obtained when a user performs operation screen capturing contains a current screen capturing image) are uploaded to a cloud server through an intelligent terminal, and the cloud operation data are stored in a DB database of the cloud server.
Secondly, waiting for the cloud server to perform sensitive judgment on the screen capturing image in the cloud operation data, and prompting a user after the sensitive information is determined. Therefore, before the screen capture is displayed to the user, the user can know the sensitivity of the screen capture to be displayed in advance, and the screen capture display is performed after the user makes a determination whether to display the current screen capture.
S2, acquiring cloud operation data when a user captures a screen, and acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data;
the cloud operation data and the screen capture images contained therein are then identified and processed on the cloud server. The present embodiment is not limited to the algorithm for image recognition and text information recognition.
As shown in fig. 4, the cloud operation data includes a screen capturing page, image information of the screen capturing page is obtained in an analytic mode, and image-text recognition is performed on the image information of the screen capturing page to obtain image application information and text application information. And judging sensitive words of the screen capturing page, and mainly identifying and judging words in the text application information. This requires the utilization of a database of sensitive words deployed on the cloud and corresponding to each application.
As an optional embodiment of the present application, optionally, acquiring cloud operation data when a user captures a screen, and acquiring a screen capturing page from the cloud operation data includes:
extracting cloud operation data of a user in screen capturing from the cloud server;
according to a preset data analysis rule, analyzing the cloud operation data to obtain cloud operation information when a user captures a screen and image information of a captured screen page;
and extracting the screen capturing page when the user captures the screen from the cloud operation information obtained through analysis and the image information of the screen capturing page according to the analysis data type.
After the cloud server receives and stores cloud operation data, analysis software or a data analysis component extracts cloud operation data when a user captures a screen from a DB of the cloud server, analyzes the cloud operation data, and obtains cloud operation information when the user captures the screen and image information of a captured screen page.
The data analysis rule used in the analysis is preconfigured on the cloud server, and the data analysis rule and the analysis mode are not limited in this embodiment. The parsed data is divided into two types, namely information containing screen capturing operation information such as screen capturing time and screen capturing image information during screen capturing.
The method mainly uses the image information of the screen capturing page, so that the image information of the screen capturing page is extracted from the analysis data, and the screen capturing page when the user captures the screen is extracted.
The image information in the screenshot page contains both images and text information. According to the scheme, the sensitivity in the text information is mainly identified and judged, and the screen capturing page is marked by finding the sensitive words in the text information.
Therefore, the following text application information in the screen capturing image is mainly used for performing desensitization recognition judgment, and the sensitive recognition judgment of the image information in this embodiment can adopt the following text recognition judgment mode, but is not an important point of the scheme.
As an optional embodiment of the present application, optionally, acquiring a screen capturing page from the cloud operation data and application information in the screen capturing page includes:
acquiring the extracted screen capturing page of the user during screen capturing;
importing the screen capturing page into a picture analysis and identification application which is pre-deployed on the cloud application platform, and carrying out picture and text identification on the screen capturing page to obtain picture application information and text application information in the screen capturing page;
classifying according to the types of the graphics context, respectively outputting the image application information and the text application information contained in the screen capturing page, and transmitting the image application information and the text application information back to the cloud server according to the types and respectively storing the image application information and the text application information.
The cloud server firstly needs to extract information from the screen capturing page, and in the embodiment, image recognition processing is performed by adopting image analysis and recognition APP on the deployment cloud. The picture analysis and recognition APP is not limited to specific application types, and only the input picture can be subjected to picture-text analysis and recognition.
According to the method, the screen capturing page can be imported into a picture analysis and identification application which is pre-deployed on the cloud application platform, picture and text identification is carried out on the screen capturing page, and picture application information and text application information in the screen capturing page are obtained.
And outputting the picture application information and the text application information of the screen capturing of the current application after picture analysis and APP recognition processing, and respectively returning the picture application information and the text application information to the DB of the cloud server for storage.
S3, extracting text information from the application information, and judging whether sensitive words exist in the text information;
the text application information contained in the screen capturing picture is mainly used for screen capturing and desensitizing identification, a text information identification algorithm is needed, and keyword identification and extraction are carried out on the text application information. The text information recognition algorithm such as the CRNN algorithm is not particularly limited in this embodiment.
As an optional embodiment of the present application, optionally, extracting text information from the application information, and determining whether there is a sensitive word in the text information includes:
extracting text application information contained in the screen capturing page from the cloud server;
performing text recognition on the text application information, and extracting application keywords in the text application information;
inputting all the extracted keywords into a pre-deployed sensitive word database one by one, and judging whether the keywords exist in the sensitive word database corresponding to the current application:
if yes, marking the current keyword as a sensitive word of the text application information in the screen capturing page;
otherwise, the current keyword is derived, and the next keyword is input for judgment.
And carrying out keyword recognition on the text application information extracted from the screen capturing page in the cloud server by using a CRNN algorithm to obtain keywords in the text application information. The keywords at this time are not necessarily sensitive words that are currently in line, and thus the obtained keywords need to be judged.
The method comprises the steps that a sensitive word database which is arranged on the cloud in advance and under the application is adopted to search and judge keywords, whether each keyword exists in the sensitive word database or not is judged, if yes, the keywords meet the sensitive judgment requirement of the current application APP, and desensitization warning is needed to be carried out on the current screen capturing page.
Each application is provided with a corresponding sensitive word database according to the functions and application attributes, wherein the sensitive word database comprises a plurality of sensitive words matched with the application. When the currently applied keyword of the screen capturing is input into the sensitive word database, the sensitive word database automatically judges whether the keyword exists in the sensitive word database or not. If the keyword does not exist, the current keyword is eliminated, and the judgment of the next keyword is continued. The keyword recognition method of the sensitive word database can refer to the keyword storage retrieval method.
When all the keywords are desensitized, if no keywords conforming to the sensitive conditions exist, the text application information in the current screen capturing image does not contain the sensitive words, and the user does not need to be prompted; otherwise, marking is needed to prompt the user.
As an optional embodiment of the present application, optionally, the sensitive word database includes a plurality of sub-databases;
the sub-database is deployed on the cloud server and corresponds to each application deployed on the cloud application platform;
the word database part stores sensitive words of the application and the application page.
In this embodiment, corresponding sensitive word databases are respectively established for different APP applications, where the sensitive word databases actually consist of a plurality of sub databases corresponding to the APP applications, and are respectively deployed on the cloud server and associated with the APP applications corresponding to the APP applications. The structure and application of the sensitive word database are constructed by referring to the structure of the existing search database.
And S4, if the text information contains sensitive words, carrying out feature marking on the screen capturing page by using the sensitive words, sending a warning to a user, and selecting whether to capture a screen according to a feedback instruction of the user.
When at least one sensitive word exists in text application information of the current screen capturing page, the sensitivity exists on the surface of the current screen capturing page, and the user needs to be reminded of the sensitive information in advance before the screen capturing of the current application page is displayed to the user terminal, so that the user can confirm whether the screen capturing of the current application page is displayed or not.
As an optional implementation manner of the present application, optionally, if a sensitive word exists in the text information, the method uses the sensitive word to perform feature marking on the screen capturing page, and sends a warning to a user, and selects whether to capture a screen according to a feedback instruction of the user, including:
when judging that sensitive words exist in the text application information, indicating that the screen capturing page needs to be subjected to sensitive warning currently;
acquiring the sensitive words in the screen capturing page at present, and marking the sensitive words on the screen capturing page as sensitive features;
and the cloud server sends a sensitive alarm prompt of the screen capturing page to the user terminal, waits for the user to check the sensitive word on the prompt page, and selects whether to determine the current screen capturing page according to the sensitive word.
And if the sensitive words exist in the current screen capturing, carrying out feature marking on the screen capturing page, and particularly marking the sensitive words as sensitive features on the screen capturing page.
And determining that the screen shot page has sensitive words, extracting the sensitive words, and synchronizing the sensitive words on the screen shot page in an associated mode. And sending prompt information to the terminal, and selecting whether to display the screen capturing after the user sees the prompt page from the terminal window.
As shown in FIG. 5, the screen capturing page at this time has a sensitive mark, and when an alarm prompt is sent to the user terminal, the prompt page synchronously has a feature mark of the screen capturing operation, so that the user can see the sensitive mark (sensitive word) of the current screen capturing operation page from the prompt page, and confirm after the user sees, whether to continue displaying the screen capturing.
As an optional implementation manner of the present application, optionally, if a sensitive word exists in the text information, the method uses the sensitive word to perform feature marking on the screen capturing page, sends a warning to a user, and selects whether to capture a screen according to a feedback instruction of the user, and further includes:
receiving a sensitive alarm prompt of the screen capturing page sent by the cloud server through a terminal;
the user checks the sensitive words on the prompt page on the terminal, confirms the current screen capturing page, judges whether screen capturing is carried out or not, and sends a response to the cloud server;
and the cloud server receives a response for determining to perform screen capturing, and sends the current screen capturing page to a terminal and displays the current screen capturing page.
In this way, for the screen capturing conforming to the sensitive characteristic, the user is prompted to pay attention to the sensitivity of the screen capturing by sending out a warning view to the user, and the user is informed of the sensitivity of the screen capturing to be displayed in advance before the screen capturing is displayed to the user, so that the user can display the screen capturing after making whether the current screen capturing is determined to be displayed or not. When a user views the screen capturing alarm prompt, the type of the sensitive information and the application type thereof to which the current sensitive information belongs can be obtained through the keywords of the prompt page, and the sensitive information processing only needs to be deployed on a cloud server in advance, so that sensitive word recognition and judgment can be provided for the applications on a plurality of terminals. The method deploys the application and the screen capturing image-text identification contained in the screen capturing operation information on the cloud, so that the operation pressure of the terminal can be reduced, resources are saved, the operation thread in the intelligent terminal is greatly reduced, and the operation capability in the terminal is improved.
It should be noted that although the above text recognition is described by way of example with respect to the CRNN algorithm, those skilled in the art will appreciate that the present disclosure should not be limited thereto. In fact, the user can flexibly set the text to be the algorithm according to the actual application scene, so long as the technical function of the application can be realized according to the technical method.
It should be apparent to those skilled in the art that the implementation of all or part of the above-described embodiments of the method may be implemented by a computer program for instructing relevant hardware, and the program may be stored in a computer readable storage medium, and the program may include the steps of the embodiments of the control methods described above when executed. It will be appreciated by those skilled in the art that implementing all or part of the above-described embodiment methods may be implemented by a computer program for instructing relevant hardware, and the program may be stored in a computer readable storage medium, and the program may include the embodiment flow of each control method as described above when executed. The storage medium may be a magnetic disk, an optical disc, a Read-only memory (ROM), a random access memory (RandomAccessMemory, RAM), a flash memory (flash memory), a hard disk (HDD), or a Solid State Drive (SSD); the storage medium may also comprise a combination of memories of the kind described above.
Example 2
As shown in fig. 6, based on the implementation principle of embodiment 1, another aspect of the present application proposes a system for implementing the mobile device-based screen capture prevention method, including:
the screen capturing module is used for logging in the cloud application platform, selecting a target application and carrying out screen capturing operation;
the cloud processing module is used for acquiring cloud operation data when a user is in screen capturing, and acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data;
the desensitization recognition module is used for extracting text information from the application information and judging whether sensitive words exist in the text information;
and the screen capturing alarm module is used for carrying out characteristic marking on the screen capturing page by utilizing the sensitive words if the sensitive words exist in the text information, sending out an alarm to a user and selecting whether to capture the screen according to a user feedback instruction.
The functions and interaction principles of the above modules are specifically referred to the description of embodiment 1, and this embodiment is not repeated.
The modules or steps of the invention described above may be implemented in a general-purpose computing device, they may be centralized in a single computing device, or distributed across a network of computing devices, or they may alternatively be implemented in program code executable by a computing device, such that they may be stored in a memory device and executed by a computing device, or they may be separately fabricated into individual integrated circuit modules, or multiple modules or steps within them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
Example 3
Still further, another aspect of the present application further provides an anti-screenshot method based on a mobile device and a system electronic device, including:
a processor;
a memory for storing processor-executable instructions;
the processor is configured to implement the mobile device-based screen capture prevention method and system method when executing the executable instructions.
Embodiments of the present disclosure provide for an electronic device that includes a processor and a memory for storing processor-executable instructions. Wherein the processor is configured to implement any of the mobile device-based anti-screenshot methods described above when executing the executable instructions.
Here, it should be noted that the number of processors may be one or more. Meanwhile, in the electronic device of the embodiment of the disclosure, an input device and an output device may be further included. The processor, the memory, the input device, and the output device may be connected by a bus, or may be connected by other means, which is not specifically limited herein.
The memory is a computer-readable storage medium that can be used to store software programs, computer-executable programs, and various modules, such as: a program or a module corresponding to an anti-screenshot method based on a mobile device in an embodiment of the disclosure. The processor executes various functional applications and data processing of the electronic device by running software programs or modules stored in the memory.
The input device may be used to receive an input number or signal. Wherein the signal may be a key signal generated in connection with user settings of the device/terminal/server and function control. The output means may comprise a display device such as a display screen.
The foregoing description of the embodiments of the present disclosure has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvement of the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (6)
1. An anti-screen capturing method based on mobile equipment, which is characterized by comprising the following steps:
logging in a cloud application platform, selecting a target application and performing screen capturing operation, wherein the method comprises the following steps:
a user logs in a cloud server through a terminal;
selecting a target application from a cloud application platform deployed on the cloud server, and calling out page information required to be screen-shot by a user from the target application;
the page information is sent to the terminal, and a user waits for determining the page information and performs screen capturing operation on the terminal;
the terminal synchronously transmits cloud operation data back to the cloud server for storage when the user performs operation screen capturing;
acquiring cloud operation data when a user captures a screen, acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data, wherein the cloud operation data comprises the following steps:
acquiring the extracted screen capturing page of the user during screen capturing;
importing the screen capturing page into a picture analysis and identification application which is pre-deployed on the cloud application platform, and carrying out picture and text identification on the screen capturing page to obtain picture application information and text application information in the screen capturing page;
classifying according to the types of the graphics context, respectively outputting the image application information and the text application information contained in the screen capturing page, and transmitting the image application information and the text application information back to the cloud server according to the types and respectively storing the image application information and the text application information;
extracting text information from the application information, and judging whether sensitive words exist in the text information, wherein the method comprises the following steps:
extracting text application information contained in the screen capturing page from the cloud server;
performing text recognition on the text application information, performing a text information recognition algorithm, performing keyword recognition and extraction on the text application information, performing keyword recognition on the text application information which is extracted from the screen capturing page in a cloud server by using a CRNN algorithm, and extracting application keywords in the text application information;
inputting all the extracted keywords into a pre-deployed sensitive word database one by one, and judging whether the keywords exist in the sensitive word database corresponding to the current application:
if yes, marking the current keyword as a sensitive word of the text application information in the screen capturing page;
otherwise, the current keyword is derived, and the next keyword is input for judgment;
the sensitive word database comprises a plurality of sub-databases;
the sub-database is deployed on the cloud server and corresponds to each application deployed on the cloud application platform; the sub database stores sensitive words of the application and the application page; each application is provided with a corresponding sensitive word database according to the functions and application attributes of the application; searching and judging keywords by adopting a sensitive word database which is pre-arranged on the cloud and under the application, and judging whether each keyword exists in the sensitive word database, if so, conforming to the sensitive judgment requirement of the current application APP, and carrying out desensitization warning on the current screen capturing page;
if the text information contains sensitive words, the sensitive words are utilized to perform feature marking on the screen capturing page, warning is sent to a user, and whether screen capturing is performed is selected according to a feedback instruction of the user;
the method comprises the steps that an application and a sensitive word database established corresponding to each application are deployed on a cloud server, the sensitive word database is used for identifying and judging whether text information of a screen capturing page of a certain application has sensitive words, after the fact that the text information contained in the screen capturing page has the sensitive words set in the sensitive word database is found, the screen capturing page is marked in a characteristic mode and a user terminal is informed, the user is reminded that the screen capturing page obtained through screen capturing operation has sensitive information, and whether screen capturing is selected to be determined and displayed or not;
before the screen capturing is displayed, the user makes a selection, the user knows the application attribute and the sensitive information type of the sensitive information of the screen capturing, and before the screen capturing is displayed to the user, the user knows the sensitivity of the screen capturing to be displayed in advance, so that the user can display the screen capturing after determining whether to display the current screen capturing, and the user can know the sensitive information type and the application type of the current sensitive information through keywords of a prompting page when viewing the screen capturing alarm prompt.
2. The mobile device-based screen capture prevention method according to claim 1, wherein acquiring cloud operation data of a user during screen capture, and acquiring a screen capture page from the cloud operation data, comprises:
extracting cloud operation data of a user in screen capturing from the cloud server;
according to a preset data analysis rule, analyzing the cloud operation data to obtain cloud operation information when a user captures a screen and image information of a captured screen page;
and extracting the screen capturing page when the user captures the screen from the cloud operation information obtained through analysis and the image information of the screen capturing page according to the analysis data type.
3. The mobile device-based screen capture prevention method according to claim 1, wherein if a sensitive word exists in the text information, the sensitive word is used to perform feature marking on the screen capture page, and a warning is sent to a user, and whether to capture a screen is selected according to a user feedback instruction comprises:
when judging that sensitive words exist in the text application information, indicating that the screen capturing page needs to be subjected to sensitive warning currently;
acquiring the sensitive words in the screen capturing page at present, and marking the sensitive words on the screen capturing page as sensitive features;
and the cloud server sends a sensitive alarm prompt of the screen capturing page to the user terminal, waits for the user to check the sensitive word on the prompt page, and selects whether to determine the current screen capturing page according to the sensitive word.
4. The method and system for preventing screen capturing based on mobile equipment according to claim 3, wherein if there is a sensitive word in the text information, the sensitive word is used to feature the screen capturing page, and a warning is sent to the user, and whether to select screen capturing according to the feedback instruction of the user is further included:
receiving a sensitive alarm prompt of the screen capturing page sent by the cloud server through a terminal;
the user checks the sensitive words on the prompt page on the terminal, confirms the current screen capturing page, judges whether screen capturing is carried out or not, and sends a response to the cloud server;
and the cloud server receives a response for determining to perform screen capturing, and sends the current screen capturing page to a terminal and displays the current screen capturing page.
5. A system implementing the mobile device-based anti-screenshot method of any one of claims 1 to 4, comprising:
the screen capturing module is used for logging in the cloud application platform, selecting a target application and carrying out screen capturing operation;
the cloud processing module is used for acquiring cloud operation data when a user is in screen capturing, and acquiring a screen capturing page and application information in the screen capturing page from the cloud operation data;
the desensitization recognition module is used for extracting text information from the application information and judging whether sensitive words exist in the text information;
and the screen capturing alarm module is used for carrying out characteristic marking on the screen capturing page by utilizing the sensitive words if the sensitive words exist in the text information, sending out an alarm to a user and selecting whether to capture the screen according to a user feedback instruction.
6. An electronic device, comprising:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to implement the mobile device-based anti-screenshot method of any one of claims 1 to 4 when executing the executable instructions.
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