diff --git a/src/aki_prj23_transparenzregister/ui/protection.py b/src/aki_prj23_transparenzregister/ui/protection.py
index 5bd4509..62ab004 100644
--- a/src/aki_prj23_transparenzregister/ui/protection.py
+++ b/src/aki_prj23_transparenzregister/ui/protection.py
@@ -12,8 +12,13 @@ def add_auth(app: Dash) -> None:
     Args:
         app: The app a basic auth should be added to.
     """
-    if os.getenv("PYTHON_DASH_LOGIN_USERNAME") and os.getenv("PYTHON_DASH_LOGIN_PW"):
-        login = os.getenv("PYTHON_DASH_LOGIN_USERNAME")
-        pw = os.getenv("PYTHON_DASH_LOGIN_PW")
+    if (login := os.getenv("PYTHON_DASH_LOGIN_USERNAME", None)) and (
+        pw := os.getenv("PYTHON_DASH_LOGIN_PW", None)
+    ):
         logger.info("Staring app in password protected mode!")
         dash_auth.BasicAuth(app, {login: pw})
+        return
+    logger.info("The password protection is not or only partially configured!")
+    logger.debug(
+        "The enviromental variables PYTHON_DASH_LOGIN_USERNAME and PYTHON_DASH_LOGIN_PW should be used to activate this feature."
+    )