It annoys me that /wp-admin/ is still hard coded into wordpress (yes, you can edit it, but an update would screw it), would resolve most of these issues quickly.
fwiw, i have:
	
	
	
		
at top of wp-admin/.htaccess
basic stuff, should be default for most installations
	
		
			
		
		
	
				
			fwiw, i have:
		Code:
	
	<LIMIT GET>
order deny,allow
deny from all
allow from xx.xx.xx.xxx
</LIMIT>
	at top of wp-admin/.htaccess
basic stuff, should be default for most installations