Help Center/ Data Security Center/ User Guide/ Sensitive Data Identification/ Sensitive Data Identification Configuration/ Viewing Built-in Rules
Updated on 2024-10-28 GMT+08:00
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Viewing Built-in Rules

Based on industry sensitive information, DSC provides seven types of built-in rules to protect sensitive information, encompassing imagery, personal, and corporate data. For details, see Which Types of Sensitive Data Can Be Identified by DSC?.

Constraints

Currently, OCR can recognize business license images only in some regions. For details about the supported regions, see Regions Supported by OCR.

For details about the restrictions on using other built-in image rules, see Restrictions on Passport OCR and .

Viewing Built-in Rules

  1. Log in to the management console.
  2. Click in the upper left corner and select a region or project.
  3. In the navigation tree on the left, click . Choose Security and Compliance > Data Security Center .
  4. In the navigation pane, choose Sensitive Data Identification > Identification Configuration.
  5. Click the Identification Rule tab. The Identification Rule page is displayed.
  6. Click the search box above the rule list and select a filter.

Restrictions on Passport OCR

  • All fields on Chinese mainland passports can be recognized.
  • Passports that are issued by China, Hong Kong (China), Macao (China), Taiwan (China), and other countries and regions and that are with complete machine-readable codes can be recognized.
  • Only images in PNG, JPG, JPEG, BMP, or TIFF format can be recognized.
  • No side of the image can be smaller than 15 or larger than 4,0968,192 pixels.
  • The information page of the passport to be recognized must occupy more than 25% of the image. When scanning a passport, ensure that the entire page is displayed in the image.
  • A passport can be rotated to any angle.
  • The passport in the image can be moderately distorted, but the aspect ratio cannot be distorted by more than 10%.
  • Illuminated or dark images can be recognized, but the accuracy may be compromised.