How do I require a user to authenticate into Catalog before viewing my institution's catalog or subcatalog listings?
You can require users to authenticate into Catalog before viewing your institution's listings. When this option is enabled for your catalog or for subcatalogs, all listings in the catalog are restricted from view until after they log in to their Canvas account.
Open Admin

In the User Menu, click the Admin link.
Open Catalogs

Click the Catalogs link.
Enable Require Authentication Option

Click the Require authentication to access Catalog and its sub-catalogs button.
Save Catalog Info

Click the Save button.