Create custom classifications to protect sensitive data

You can define custom categories and classification criteria to protect your sensitive data.

Task

  1. In MVISION Cloud navigation bar, select PolicyDLP Policies Classifications.
  2. In the left-hand pane, select an existing category to add your custom classification, or create a new category.
  3. To create a new classification category:
    1. From the Classifications menu, click Create Category.
    2. Enter a name for the category, and optional description to describe its use or purpose.
    3. Click Save.
  4. From the help box on the right, click Create to add a new classification to the selected category.
  5. Enter a name for the classification, and optional description to describe its use or purpose.
  6. Click Select Criteria and add at least one condition or more.
    • Advanced pattern - Regular expressions or phrases used to match data, such as dates or credit card numbers. In the right-hand pane, select a McAfee built-in advanced pattern, or customize your own.
      Tip: Click the name of a McAfee advanced pattern to view all its details. You can also click Check Usage to see if the selected advanced pattern is being used in other classifications.
    • Dictionary - Collections of related keywords and phrases such as profanity or medical terminology. In the right-hand pane, add a McAfee built-in dictionary, or customize your own.
      Tip: Click the name of a McAfee dictionary to view the keywords and phrases included in the dictionary. You can also click Check Usage to see if the selected dictionary is being used in other classifications.
    • Keyword - Specify a string value. You can add multiple keywords, separated by commas. Keywords are not reusable in other classifications.
    • File size - Specify the minimum or maximum size of files you want to apply the classification criteria. Or define a range.
    • True file type - Specify the true file type to determine which files to detect. For example, a .cpp file saved as a .txt file can be detected using the true file type classification criteria. In the right-hand pane, select from the McAfee built-in true file types.
      Tip: Click the name of a McAfee True file type to view its details.
    • File extensions - Supported file types you want to apply the classification criteria, such as MP3 and PDF. In the right-hand pane, select McAfee built-in file extensions, or customize your own.
    • Location in file - Select the section of the file to look for the classification criteria. For Microsoft Word documents, Header, Body, and Footer can be identified. For PowerPoint documents, WordArt is considered Header, and everything else is identified as Body. For all other documents, matches are only found in the body of the text.
  7. Click Save.

Results

The custom classification is added to your classifications list, in the selected category, and can be used in your data protection policies, as needed.
Tip: Duplicate classifications that contain similar conditions by clicking ActionsDuplicate.