by Rune Breinholt Andersen on WordPress.org
Force users to log in before viewing any part of your WordPress site.
Full Site Login restricts access to your site for logged-in users only. Any visitor is redirected to the login screen before viewing content.
Login errors in WordPress can be used by hackers to guess whether they entered wrong username or password.
This plug-in restricts the access to blog and feed. Visitors need to login before accessing the blog. It offers a private feed for every user.
Adds a sidebar widget to the main site of a WPMU/WPMS install.