Limited-access user permission lock down mode feature
This feature Limits the access permission for anonymous users on
application pages.
Example:
http:/<SharePoint Website>/_layouts/viewlsts.aspx
This page will shows all content of the
site, and lock down mode can be turn on or off.
Lockdown mode is available as a site
Collection Feature! And Site collection administrator can control it using the
UI
Site settings > Under Site Collection
Administration section > Site Collection Features > Active/Deactive
Note:
Limited-access user permission lockdown
mode feature depends on (SharePoint Server Publishing Infrastructure) Feature
and it’s important for SharePoint internet websites.
Advantages of Limited-access user permission lockdown mode feature:
Site collection Admin can control without
need to use Power shell or get Farm Admin permission.
Secure publishing sites application pages
from anonymously access.