1 <?php 2 $username = $password = "aaaa"; 3 4 if ($_SERVER['PHP_AUTH_USER'] == $username && $_SERVER['PHP_AUTH_PW'] == $password){ 5 echo 'Test steps:<br>'; 6 echo '1. Set Private Browsing off. (Settings -> Privacy & Security -> Private Browsing)<br>'; 7 echo '2. Refresh the page.<br>'; 8 echo '3. There should be a dialog for you to input username and password again.<br>'; 9 echo 'If you can\'t see the dialog, this test fails.<br>'; 10 exit; 11 } else { 12 header('WWW-Authenticate: Basic realm="My Realm"'); 13 header('HTTP/1.0 401 Unauthorized'); 14 echo "Authorization Required."; 15 exit; 16 } 17 ?> 18