"

From 2010.igem.org

1. Disable reading by anonymous users

$wgGroupPermissions['*']['read'] = false;

1. But allow them to access the login page or else there will be no way to log in!
2. NOTE: You also need to provide access here to the .css and .js files that the
3. allowed pages attempt to load; otherwise, users will get errors on the page
4. when they attempt to load it (IE will complain about the errors;
5. FF will show them in its error console)
6. [You also might want to add access to "Main Page", "Wikipedia:Help", etc.)

$wgWhitelistRead = array ("Special:Userlogin", "MediaWiki:Common.css", "MediaWiki:Common.js", "MediaWiki:Monobook.css", "MediaWiki:Monobook.js", "-");

1. Disable anonymous editing

$wgGroupPermissions['*']['edit'] = false;

1. Prevent new user registrations except by sysops

$wgGroupPermissions['*']['createaccount'] = false

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