CN112000989A - Data desensitization device, system and method based on database synchronization - Google Patents

Data desensitization device, system and method based on database synchronization Download PDF

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Publication number
CN112000989A
CN112000989A CN202010903103.4A CN202010903103A CN112000989A CN 112000989 A CN112000989 A CN 112000989A CN 202010903103 A CN202010903103 A CN 202010903103A CN 112000989 A CN112000989 A CN 112000989A
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China
Prior art keywords
data
desensitization
sensitive
sensitive data
receiving
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CN202010903103.4A
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Chinese (zh)
Inventor
李登科
高志会
周华
胡军擎
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Shanghai Yingfang Software Co ltd
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Shanghai Yingfang Software Co ltd
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Priority to CN202010903103.4A priority Critical patent/CN112000989A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60Protecting data
    • G06F21/62Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218Protecting 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
    • G06F21/6245Protecting personal data, e.g. for financial or medical purposes
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/07Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14Error detection or correction of the data by redundancy in operation
    • G06F11/1402Saving, restoring, recovering or retrying
    • G06F11/1446Point-in-time backing up or restoration of persistent data
    • G06F11/1448Management of the data involved in backup or backup restore
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/07Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/14Error detection or correction of the data by redundancy in operation
    • G06F11/1402Saving, restoring, recovering or retrying
    • G06F11/1446Point-in-time backing up or restoration of persistent data
    • G06F11/1458Management of the backup or restore process
    • G06F11/1464Management of the backup or restore process for networked environments
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/27Replication, distribution or synchronisation of data between databases or within a distributed database system; Distributed database system architectures therefor

Abstract

The invention discloses a data desensitization device, a system and a method based on database synchronization, wherein the method comprises the following steps: step S1, sensitive data information is configured; step S2, receiving the data exported from the source library by the analysis exporting device and arranging the data into a format which can be recognized by the data desensitization device; step S3, analyzing the received data and checking whether the data contains sensitive data according to the configured sensitive data information; step S4, desensitizing the detected sensitive data according to the configured sensitive data information; step S5, restoring the desensitized data to the original format; and step S6, sending the data restored into the original format to a receiving and importing device, analyzing the data by the receiving and importing device and then loading the data into a target library.

Description

Data desensitization device, system and method based on database synchronization
Technical Field
The invention relates to the technical field of computer databases, in particular to a data desensitization device, a data desensitization system and a data desensitization method based on database synchronization.
Background
The database is computer software which is widely used, and database synchronization software is often deployed in a production environment to meet requirements of disaster tolerance, testing and the like, so that data of a source library is synchronized to a target library in real time.
Currently, as shown in fig. 1, a real-time synchronization system for a database is generally divided into two modules: the real-time synchronization process of the database specifically comprises the following steps:
step 1, exporting data from a source library by an analysis exporting device;
step 2, arranging the exported data into a specific format;
step 3, sending the data to a receiving and importing device;
and 4, analyzing the data by the receiving and importing device and loading the data into the target library.
However, in the data synchronization process, if the target library is in a development, test or other non-production environment, sensitive data can be synchronized into the test environment in real time, which may cause leakage of sensitive information. Therefore, a data desensitization device is needed to shield or deform sensitive information during the real-time synchronous transmission process of the database to achieve reliable protection of sensitive private data, so that a desensitized real data set can be safely used in development, testing and other non-production environments.
Disclosure of Invention
In order to overcome the defects in the prior art, the present invention provides a data desensitization device, system and method based on database synchronization, so as to shield or deform sensitive information during the real-time synchronization transmission process of a database, thereby realizing reliable protection of sensitive private data.
To achieve the above object, the present invention provides a data desensitization device based on database synchronization, comprising:
the sensitive data information configuration unit is used for configuring sensitive data information;
the data receiving unit is used for receiving the data exported from the source library by the analysis exporting device and arranging the data into a format which can be recognized by the data desensitization device;
the analysis checking unit is used for analyzing the received data and checking whether the sensitive data is contained according to the configured sensitive data information;
the desensitization processing unit is used for desensitizing the checked sensitive data according to the configured sensitive data information;
the format restoring unit is used for restoring the desensitized data into the original format;
and the data sending unit is used for sending the data restored into the original format to the receiving and importing device.
Preferably, the sensitive data information configured by the sensitive data information configuration unit at least includes configuring a certain sensitive data type and correspondingly configuring a desensitization policy thereof.
Preferably, the sensitive data information configuration unit configures the sensitive data information by designating data of a certain characteristic as a certain sensitive type and designating a desensitization policy thereto.
Preferably, the sensitive data information configuration unit specifies that some fields in the database are stored as sensitive types and specifies desensitization strategies for the fields.
Preferably, according to the sensitive information feature configured by the sensitive data information configuration unit, if a certain data analyzed by the analysis and inspection unit includes the feature, the data is sensitive data.
Preferably, if the sensitive data information configuration unit configures a field of sensitive data, the data that is analyzed by the analysis and check unit and belongs to the field is sensitive data.
Preferably, when the analytic check unit checks that the data belongs to a certain sensitivity type, the desensitization processing unit performs desensitization processing on the data according to a specified desensitization policy.
In order to achieve the above object, the present invention further provides a data desensitization system based on database synchronization, including:
the source library end is used for exporting the data to be synchronized from the source library by utilizing the analysis exporting device and sending the exported data to the data desensitization device;
the data desensitization device is used for receiving the data exported from the source library by the analysis exporting device, collating the data into a format which can be identified by the data desensitization device, analyzing and checking whether the sensitive data are contained, desensitizing the checked sensitive data, restoring the desensitized data into the original format and sending the desensitized data to a target library end;
and the target library end is used for receiving the data desensitized by the data desensitization device by using the receiving and importing device, analyzing the received data and loading the data into the target library.
In order to achieve the above object, the present invention further provides a data desensitization method based on database synchronization, including the following steps:
step S1, sensitive data information is configured;
step S2, receiving the data exported from the source library by the analysis exporting device and arranging the data into a format which can be recognized by the data desensitization device;
step S3, analyzing the received data, and checking whether the data contains sensitive data according to the configured sensitive data information;
step S4, desensitizing the detected sensitive data according to the configured sensitive data information;
step S5, restoring the desensitized data to the original format;
and step S6, sending the data restored to the original format to the receiving import device, and analyzing the data by the receiving import device and loading the data into the target library.
Preferably, in step S1, the configured sensitive data information at least includes configuring a certain sensitive data type and configuring a desensitization policy thereof correspondingly.
Compared with the prior art, the data desensitization device, the data desensitization system and the data desensitization method based on database synchronization lead out the data to be synchronized from a source library by using an analysis lead-out device and send the data to be synchronized to the data desensitization device, the data desensitization device receives the data led out from the source library by the analysis lead-out device and arranges the data into a specific format, then the data desensitization device analyzes and checks whether the detected sensitive data are contained, desensitization processing is carried out on the checked sensitive data, the desensitized data are restored into the original format and sent to a target library end, the data desensitized by the data desensitization device are received by the receiving lead-in device at the target library end, the received data are analyzed and then loaded into the target library.
Drawings
FIG. 1 is a block diagram of a prior art data synchronization architecture;
FIG. 2 is a system architecture diagram of a data desensitization apparatus based on database synchronization according to the present invention;
FIG. 3 is a system architecture diagram of a data desensitization system based on database synchronization according to the present invention;
FIG. 4 is a flow chart of the steps of a method of data desensitization based on database synchronization of the present invention;
FIG. 5 is a diagram illustrating a database synchronization-based data desensitization process according to an embodiment of the present invention.
Detailed Description
Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the present disclosure by describing the embodiments of the present invention with specific embodiments thereof in conjunction with the accompanying drawings. The invention is capable of other and different embodiments and its several details are capable of modification in various other respects, all without departing from the spirit and scope of the present invention.
Fig. 2 is a system architecture diagram of a data desensitization apparatus based on database synchronization according to the present invention. As shown in fig. 2, the data desensitization device based on database synchronization of the present invention includes:
the sensitive data information configuring unit 201 is configured to configure sensitive data information.
In a specific embodiment of the present invention, configuring sensitive data information includes at least configuring a certain sensitive data type and configuring a desensitization policy thereof. Specifically, the sensitive data information configuring unit 201 may configure the sensitive data information in the following two ways: first, data that specifies a characteristic is of a sensitive type and a desensitization policy is specified for it. For example, data containing the Chinese character "last name" is designated as name, and desensitization strategy thereof is designated as replacing the data after the Chinese character "last name" with "x", for example, data "zhang san" is desensitized to "zhang x"; and secondly, specifying that some fields in the database store a sensitive type, and then specifying a desensitization strategy for the fields, for example, specifying that the field B of the table A stores an identity number and is a sensitive type, and specifying that the desensitization strategy is to replace a certain section of data of the field by 'x'.
And the data receiving unit 202 is used for receiving the data which is exported from the source library by the analysis exporting device and is arranged into a specific format.
In the invention, the analysis exporting device is arranged at the source library end, the data to be synchronized is exported from the source library, the exported data is sent to the data desensitization device of the invention, the data receiving unit 202 receives the data exported by the analysis exporting device and arranges the data into a format which can be identified by the desensitization device of the invention, and the subsequent unit can analyze the data according to the identified format.
And the analysis checking unit 203 is configured to analyze the received data and check whether sensitive data is included according to the configured sensitive data information. According to the sensitive information characteristics configured by the sensitive data information configuration unit 201, if an analyzed data contains the characteristics, the data is sensitive data; if the sensitive data information configuring unit 201 configures a field of sensitive data, the data belonging to the field is also the sensitive data.
And a desensitization processing unit 204, configured to perform desensitization processing on the checked sensitive data according to the configured sensitive information characteristics.
Since the sensitive data information configuration unit 201 also needs to assign a desensitization policy to a certain sensitive data type when it is specified, when the analysis check unit 203 checks that the data belongs to the sensitive type, it performs desensitization processing on the data according to the assigned desensitization policy.
And the format restoring unit 205 is used for restoring the desensitized data to the original format.
In the present invention, the desensitization device needs to know the format of the data transmitted by the real-time synchronization system of the database, and after desensitization processing, the format restoring unit 205 restores the desensitized data to the original format of the data transmitted by the real-time synchronization system of the database.
A data sending unit 206, configured to send the data restored to the original format to the receiving import apparatus.
In the present invention, the receiving and importing apparatus is disposed at the target library end, and after receiving the data restored to the original format (i.e. the format of the data transmitted by the real-time synchronization system of the original database) sent by the data sending unit 206, the receiving and importing apparatus parses the received data and loads the parsed data into the target library, thereby completing desensitization of the data based on the real-time synchronization system of the database.
FIG. 3 is a system architecture diagram of a data desensitization system based on database synchronization according to the present invention. As shown in fig. 3, the data desensitization system based on database synchronization of the present invention includes:
the source library terminal 10 is used for exporting the data to be synchronized from the source library by using the analysis exporting device and sending the exported data to the data desensitization device 20.
And the data desensitization device 20 is configured to receive the data exported from the source library by the analysis exporting device, sort the data into data in a format that can be recognized by the data desensitization device 20, analyze the data, check whether the data contains sensitive data, perform desensitization processing on the checked sensitive data, restore the desensitized data into the original format, and send the desensitized data to the target library 20.
And the target library end 30 is used for receiving the data desensitized by the data desensitization device by using the receiving and importing device, analyzing the received data and loading the data into the target library.
FIG. 4 is a flow chart of the steps of a data desensitization method based on database synchronization according to the present invention. As shown in fig. 4, the data desensitization method based on database synchronization of the present invention includes the following steps:
step S1, configuring the sensitive data information.
In a specific embodiment of the present invention, configuring sensitive data information includes at least configuring a certain sensitive data type and configuring a desensitization policy thereof. Specifically, the sensitive data information can be configured in two ways: first, data that specifies a characteristic is of a sensitive type and a desensitization policy is specified for it. For example, data containing the Chinese character "last name" is designated as name, and desensitization strategy thereof is designated as replacing the data after the Chinese character "last name" with "x", for example, data "zhang san" is desensitized to "zhang x"; and secondly, specifying that some fields in the database store a sensitive type, and then specifying a desensitization strategy for the fields, for example, specifying that the field B of the table A stores an identity number and is a sensitive type, and specifying that the desensitization strategy is to replace a certain section of data of the field by 'x'.
Step S2, the data exported from the source library by the analysis exporting apparatus is received and arranged into data of recognizable format.
In the invention, the analysis export device is arranged at the source library end, the data to be synchronized is exported from the source library, and the exported data is arranged into a format which can be identified by the desensitization device of the invention.
And step S3, analyzing the received data according to the sensitive information characteristics configured in the step S1 and checking whether the received data contains sensitive data.
Specifically, in step S3, according to the sensitive information feature configured in step S1, if a certain analyzed data includes the feature, the data is sensitive data; if a field of sensitive data is configured, the data belonging to this field is also sensitive data.
And step S4, desensitizing the checked sensitive data according to the configured sensitive information characteristics.
Since step S1 needs to assign a desensitization policy to a certain sensitive data type when it is configured with sensitive information characteristics and specified, when it is checked in step S3 that the data belongs to the sensitive type, it is desensitized according to the assigned desensitization policy.
And step S5, restoring the desensitized data to the original format.
In the invention, the desensitization device knows the format of the data transmitted by the real-time database synchronization system, and after desensitization treatment, the desensitized data needs to be restored to the original format of the data transmitted by the real-time database synchronization system.
And step S6, sending the data restored to the original format to the receiving import device, and analyzing the data by the receiving import device and loading the data into the target library.
In the invention, the receiving and importing device is arranged at the end of the target library, and after receiving the data which is sent by the data desensitization device and is restored into the original format, the received data is analyzed and loaded into the target library, thereby completing the data desensitization of the real-time synchronization system based on the database.
Examples
As shown in fig. 5, in the present embodiment, the data desensitization process for performing data desensitization based on database synchronization is as follows:
1. the format of data transmitted by a database real-time synchronization system is known.
2. Configuring sensitive data information in the data desensitization device;
3. the analysis exporting device exports the data from the source library;
4. the analysis exporting device sends the data to the data desensitization device;
5. the data desensitization device arranges the derived data into a specific format;
6. the data desensitization device analyzes the data and checks whether the sensitive data are contained;
7. the data desensitization device carries out desensitization processing on the sensitive data;
8. the data desensitization device restores the desensitized data into the original format;
9. the data desensitization device sends desensitized data to the receiving lead-in device;
10. the receiving and importing device analyzes the data and loads the data into the target library.
So far, data desensitization based on the database real-time synchronization system is completed.
In summary, the data desensitization device, the data desensitization system and the data desensitization method based on database synchronization of the invention utilize the analysis export device to export data to be synchronized from the source library and send the data to be synchronized to the data desensitization device, utilize the data desensitization device to receive the data exported from the source library by the analysis export device and arrange the data into a specific format, analyze and check whether the sensitive data is contained, desensitize the checked sensitive data, restore the desensitized data into the original format and send the data to the target library end, utilize the receiving import device to receive the data desensitized by the data desensitization device at the target library end, analyze and load the received data into the target library.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, the scope of the invention should be determined from the following claims.

Claims (10)

1. A database synchronization-based data desensitization apparatus, comprising:
the sensitive data information configuration unit is used for configuring sensitive data information;
the data receiving unit is used for receiving the data exported from the source library by the analysis exporting device and arranging the data into a format which can be recognized by the data desensitization device;
the analysis checking unit is used for analyzing the received data and checking whether the sensitive data is contained according to the configured sensitive data information;
the desensitization processing unit is used for desensitizing the checked sensitive data according to the configured sensitive data information;
the format restoring unit is used for restoring the desensitized data into the original format;
and the data sending unit is used for sending the data restored into the original format to the receiving and importing device.
2. A database synchronization based data desensitization apparatus according to claim 1, wherein: the sensitive data information configured by the sensitive data information configuration unit at least comprises a certain sensitive data type and a desensitization strategy thereof.
3. A database synchronization based data desensitization apparatus according to claim 2, wherein: the sensitive data information configuration unit configures the sensitive data information by specifying data with certain characteristics as a certain sensitive type and specifying a desensitization strategy for the data.
4. A database synchronization based data desensitization apparatus according to claim 3, wherein: the sensitive data information configuration unit specifies that some fields in the database are stored as sensitive types and specifies desensitization strategies for the fields.
5. A database synchronization-based data desensitization apparatus according to claim 4, wherein: according to the sensitive information characteristics configured by the sensitive data information configuration unit, if a certain data analyzed by the analysis and inspection unit contains the characteristics, the data is sensitive data.
6. A database synchronization-based data desensitization apparatus according to claim 5, wherein: if the sensitive data information configuration unit configures a field of sensitive data, the data analyzed by the analysis and inspection unit and belonging to the field is the sensitive data.
7. A database synchronization-based data desensitization apparatus according to claim 6, wherein: when the analysis checking unit checks that the data belongs to a certain sensitive type, the desensitization processing unit carries out desensitization processing on the data according to a specified desensitization strategy.
8. A database synchronization-based data desensitization system, comprising:
the source library end is used for exporting the data to be synchronized from the source library by utilizing the analysis exporting device and sending the exported data to the data desensitization device;
the data desensitization device is used for receiving the data exported from the source library by the analysis exporting device, collating the data into a format which can be identified by the data desensitization device, analyzing and checking whether the sensitive data are contained, desensitizing the checked sensitive data, restoring the desensitized data into the original format and sending the desensitized data to a target library end;
and the target library end is used for receiving the data desensitized by the data desensitization device by using the receiving and importing device, analyzing the received data and loading the data into the target library.
9. A data desensitization method based on database synchronization comprises the following steps:
step S1, sensitive data information is configured;
step S2, receiving the data exported from the source library by the analysis exporting device and arranging the data into a format which can be recognized by the data desensitization device;
step S3, analyzing the received data, and checking whether the data contains sensitive data according to the configured sensitive data information;
step S4, desensitizing the detected sensitive data according to the configured sensitive data information;
step S5, restoring the desensitized data to the original format;
and step S6, sending the data restored to the original format to the receiving import device, and analyzing the data by the receiving import device and loading the data into the target library.
10. A database synchronization-based data desensitization method according to claim 9, wherein: in step S1, the configured sensitive data information at least includes configuring a certain sensitive data type and configuring its desensitization policy correspondingly.
CN202010903103.4A 2020-09-01 2020-09-01 Data desensitization device, system and method based on database synchronization Pending CN112000989A (en)

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CN113449031A (en) * 2021-04-14 2021-09-28 上海漫微信息技术有限公司 Data synchronization management method and device and server

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