.htaccess Beispiel um zu verhindern, dass die Anmeldung/Authorisierung (.htaccess / .htpasswd Schutz) zweimal erscheint.

SetEnvIf %{SERVER_PORT} ^80$ NON_SSL

RewriteEngine On
RewriteCond %{SERVER_PORT} ^80$
RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} [R=301,L]

AuthName "Restricted Access"
AuthType Basic
AuthUserFile .htpasswd
Order Deny,Allow
Deny from all
Satisfy any
Require valid-user
Allow from env=NON_SSL