How to restrict attachments access in Supplier Portal in Invoice page

Summary:

When the Supplier accesses Invoice Creation or Invoice management pages, Supplier user can see internal attachments, like the ones submitted in categories 'To Buyer', 'To Payables', 'To Approver', etc. How can this access be restricted? The customer would like to limit the attachments displayed in the Supplier Portal to one category only, 'Support Documents'

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Oracle Fusion Cloud Applications

24A (11.13.24.01.0)

Code Snippet (add any code snippets that support your topic, if applicable):