htaccess to index.php only (no subfolders, files etc)

Question

Im trying to password protect index.php (or html) file only but can't manage. Subfolders need to be accessed without password...

Something like...

<Files "/var/www/clientarea/index.php">

AuthUserFile /var/www/clientarea/.htpasswd
AuthName "Salasanasuojattu sivusto"
AuthType Basic
require valid-user

</Files>

Answer 1

Try this code:

SetEnvIfNoCase Request_URI "^/index\.(php|html?)" SECURED

AuthUserFile /var/www/clientarea/.htpasswd
AuthName "Salasanasuojattu sivusto"
AuthType Basic
require valid-user
Satisfy    any
Order      allow,deny
Allow from  all
Deny from env=SECURED