You can view the list of categories in the Rule Objects page.
Steps:
Click the Policy tab.
Select the domain from the Domain drop-down list.
Select Intrusion Prevention → Objects → Rule Objects.
From the object types drop-down, select Application Group.
The default Application Groups are the application categories.
List of application categories.png "GUID-4B41BCD4-F370-4AE2-AE8F-3B0504E58F03-low.png")
To view the applications that belong to a category (a default Application Group), double-click a default Application Group. In the Object Details panel, select the required application group from the Available drop-down list and click
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icon.Note
The list of default Application Groups and the constituent Applications may change between versions of the signature set.