prevent any one access wordpress admin
#AuthName "Admins Only"
# ALLOW USER BY IP
<Limit GET POST>
order deny,allow
deny from all
allow from 1.2.3.4
allow from 5.6.7.8
</Limit>
# PREVENT VIEWING OF .HTACCESS
<Files .htaccess>
order allow,deny
deny from all
</Files>