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HTTP Authentication example forcing a new name/password

mohammad mustafa answered on July 21, 2022 Popularity 1/10 Helpfulness 1/10

answer HTTP Authentication example forcing a new name/password

HTTP Authentication example forcing a new name/password

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<?php
function authenticate() {
    header('WWW-Authenticate: Basic realm="Test Authentication System"');
    header('HTTP/1.0 401 Unauthorized');
    echo "You must enter a valid login ID and password to access this resource\n";
    exit;
}
 
if (!isset($_SERVER['PHP_AUTH_USER']) ||
    ($_POST['SeenBefore'] == 1 && $_POST['OldAuth'] == $_SERVER['PHP_AUTH_USER'])) {
    authenticate();
} else {
    echo "<p>Welcome: " . htmlspecialchars($_SERVER['PHP_AUTH_USER']) . "<br />";
    echo "Old: " . htmlspecialchars($_REQUEST['OldAuth']);
    echo "<form action='' method='post'>\n";
    echo "<input type='hidden' name='SeenBefore' value='1' />\n";
    echo "<input type='hidden' name='OldAuth' value=\"" . htmlspecialchars($_SERVER['PHP_AUTH_USER']) . "\" />\n";
    echo "<input type='submit' value='Re Authenticate' />\n";
    echo "</form></p>\n";
}
?>

Popularity 1/10 Helpfulness 1/10 Language php

Source: www.php.net

Tags: forcing http-authentication php

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Contributed on Jul 21 2022

mohammad mustafa

0 Answers Avg Quality 2/10

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