You can set your MemoirSite to have the following Site Visibility settings:

From completely public to completely private, with a number of choices in between.

 

VISIBLE TO THE PUBLIC AND INDEXED BY SEARCH ENGINES

 Allow search engines to index this site

 

VISIBLE TO THE PUBLIC AND NOT INDEXED BY SEARCH ENGINES
 Discourage search engines from indexing this site

Note: Neither of these options blocks access to your site — it is up to search engines to honor your request.

 

VISIBLE ONLY TO THE LOGGED IN MEMBERS OF MEMOIRSITE 
 Visitors must have a login – anyone that is a registered user of MemoirSite BETA can gain access.

 

VISIBLE ONLY TO REGISTERED USERS OF THE SPECIFIC MEMOIRSITE

 Only registered users of this blogs can have access – anyone found under Users > All Users can have access.

 

VISIBLE ONLY TO THE ADMINISTRATORS OF THE SPECIFIC MEMOIRSITE

 Only administrators can visit – good for testing purposes before making it live.

 

VISIBLE  TO THE PUBLIC ONLY WITH A PASSWORD

 Anyone that visits must first provide this password:

Note: Anyone that is a registered user of this blog won’t need this password.