URLs that are not categorized are assigned the category none. Blocking the system category none blocks all uncategorized URLs.
To deny all uncategorized URLs, add the following CPL code in the local policy or in a CPL policy layer.
You can also use the Visual Policy Manager.
- Add a new rule in a Web Access Layer.
- Right-click in the Destination column and select Set > New > Request URL Category.
- Name the URL category to reflect the purpose.
- Expand System and select None. Click OK to close the dialogs.
- Set action as DENY.
- Install the policy.