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API Reference
- Before You Start
- Calling APIs
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API Description
- Data Watermarking
- Resource Management
- Dynamic Data Masking
- Alarm Notifications
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Image Watermarking
- Injecting Invisible Watermarks into Images
- Extracting Invisible Text Watermarks
- Extracting Invisible Watermarks from Images
- Injecting Invisible Watermarks into Images (Image Addresses)
- Extracting Dark Watermarks from Images (Image Addresses)
- Extracting Invisible Image Watermarks from Images (Image Addresses)
- Asset Management
- Document Watermarking
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Sensitive Data Discovery
- Querying the Identification Task List
- Querying the Result of an Identification Task
- Viewing the Rule List
- Creating a Sensitive Data Scanning Rule
- Modifying a Sensitive Data Scanning Rule
- Deleting a Sensitive Data Scanning Rule
- Querying Sensitive Data Scanning Rule Groups
- Creating a Sensitive Data Scanning Rule Group
- Deleting a Sensitive Data Scanning Rule Group
- Creating a Sensitive Data Scanning Task
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- Static Data Masking
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FAQs
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Sensitive Data Identification and Masking
- What Services Can Use DSC to Scan for Sensitive Data?
- How Long Does It Take for DSC to Identify and Mask Sensitive Data?
- What Are the Built-in Identification Rules of DSC?
- What Are the Identification Rules in the Built-in Identification Template of DSC?
- Does Data Masking Affect My Raw Data?
- Does DSC Have Specific Requirements on the Character Set for Which Sensitive Data Is to Be Identified and Masked?
- Why Cannot I Find a Table in an Existing Database When Creating a Database Data Masking Task?
- Data Watermarking
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More Documents
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User Guide (ME-Abu Dhabi Region)
- Service Overview
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- Overview
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- Data Masking
- Data Watermarking
- Alarm Notifications
- Permissions Management
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FAQs
- Product Consulting
- Adding Data Assets
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Sensitive Data Identification and Masking
- What Services Can Use DSC to Scan for Sensitive Data?
- How Long Does It Take for DSC to Identify and Mask Sensitive Data?
- Which Types of Sensitive Data Can Be Identified by DSC?
- Does Data Masking Affect My Raw Data?
- Does DSC Have Specific Requirements on the Character Set for Which Sensitive Data Is to Be Identified and Masked?
- How Do I Add Multiple Identification Rule Groups?
- Data Watermarking
- Change History
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API Reference (ME-Abu Dhabi Region)
- Before You Start
- Calling APIs
-
API Description
- Data Watermarking
- Resource Management
- Dynamic Data Masking
- Alarm Notifications
-
Image Watermarking
- Injecting Invisible Watermarks into Images
- Extracting Invisible Text Watermarks
- Extracting Invisible Watermarks from Images
- Injecting Invisible Watermarks into Images (Image Addresses)
- Extracting Dark Watermarks from Images (Image Addresses)
- Extracting Invisible Image Watermarks from Images (Image Addresses)
- Asset Management
- Document Watermarking
-
Sensitive Data Discovery
- Querying the Identification Task List
- Querying the Result of an Identification Task
- Viewing the Rule List
- Creating a Sensitive Data Scanning Rule
- Modifying a Sensitive Data Scanning Rule
- Deleting a Sensitive Data Scanning Rule
- Querying Sensitive Data Scanning Rule Groups
- Creating a Sensitive Data Scanning Rule Group
- Deleting a Sensitive Data Scanning Rule Group
- Creating a Sensitive Data Scanning Task
- Querying the Database Lineage Graph
- Querying the Table Lineage Graph in Pages
- Querying Data Linage Graph at the Column Level
- Querying the OBS Bucket Lineage Graph
- Querying the OBS File Linage Graph in Pages
- Static Data Masking
- API Call Records
- Appendixes
- Change History
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User Guide (ME-Abu Dhabi Region)
- General Reference
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Extracting Watermarks from Databases
Prerequisites
- Access to cloud assets has been authorized. For details, see Allowing or Disallowing Access to Cloud Assets.
- An RDS or GaussDB(DWS) database has been authorized. For details, see Adding Self-Built Database Instances.
- An MRS database has been authorized. For details, see Authorizing Access to a Big Data Asset.
- You have configured the GaussDB(DWS) and MRS_Hive permissions. For details, see (Optional) Configuring GaussDB(DWS) and MRS Hive.
Constraints
- The source file must be in CSV format and cannot be larger than 20 MB.
- The table may contain more than 1,500 rows of data.
- The CSV file content is encoded in UTF-8 mode. Ensure that the data is complete and correct.
Creating a Task
- Log in to the management console.
- Click
in the upper left corner and select a region or project.
- In the navigation tree on the left, click
. Choose Security & Compliance > Data Security Center .
- In the navigation pane, choose Data Asset Protection > Database Watermark.
- Click the Extract Watermark tab.
- Click Create Task. In the displayed dialog box, set parameters based on Table 1.
Figure 1 Creating an extraction task
Table 1 Creating a watermark extraction task Parameter
Description
Task Name
Enter a task name.
Source Files
The source file must be in CSV format and cannot be larger than 20 MB. The table may contain more than 1,500 rows of data. The CSV file content is encoded in UTF-8 mode. Ensure that the data is complete and correct.
Extraction Mode
Select a watermark extraction mode from the drop-down list box. For lossy column embedding and lossless column embedding, extract watermarks by column. For lossless line embedding, extract watermarks by row.
Delimiter
Delimiters in a file. For example: comma (,)
- Click OK.
Viewing Results
- Log in to the management console.
- Click
in the upper left corner and select a region or project.
- In the navigation tree on the left, click
. Choose Security & Compliance > Data Security Center .
- In the navigation pane, choose Data Asset Protection > Database Watermark.
- Click the Extract Watermark tab.
- Locate a task and click View Result in the Operation column.
Deleting a Watermark Extraction Task
Watermark extraction tasks that are being executed cannot be deleted.
- Log in to the management console.
- Click
in the upper left corner and select a region or project.
- In the navigation tree on the left, click
. Choose Security & Compliance > Data Security Center .
- In the navigation pane, choose Data Asset Protection > Database Watermark.
- Click the Extract Watermark tab.
- Click Delete in the Operation column of the target task. You can also select multiple tasks and click Batch Delete to delete them.
NOTE:
The deletion cannot be undone.
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