Hi,Review here for more details -
https://docs.adobe.com/docs/en/aem/6-2/administer/content/assets/link-sharing.html.
Ideally in any system you would only see the content on which you have
access to. If you have tons of users of same ACLs you would put them in
common group and add group to rights mgmt in folder or
hierarchy.Thanks,Gaurav