Protecting Files by Attributes

Create a data type that protects files based on file type, file name, and file size. Transmissions that contain a file that matches the parameters are matched.

To create a data type representation of files:

  1. In the Data Type Wizard, select Files.

  2. Click Next.

  3. Select the appropriate parameters:

    Note - A file must match all the parameters that you define here, for it to be matched to the ruleClosed Set of traffic parameters and other conditions in a Rule Base (Security Policy) that cause specified actions to be taken for a communication session.. The more parameters you set here with assurance, the more accurate the results are.

    • The file type is any of these types - Click the add button to select from the Add File Types window.

    • The file name contains - Enter a string or regular expression to match against file names.

    • The file size is larger than - Enter the threshold size in KB.

  4. Click Next.

  5. Click Finish

  6. (Optional) To add more parameters to the Data TypeClosed Classification of data in a Check Point Security Policy for the Content Awareness Software Blade., select the checkbox. Click Finish.