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File: tokengrid.demo.php

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  Classes of André Liechti  >  Secure Token Grid Authentication  >  tokengrid.demo.php  >  Download  
File: tokengrid.demo.php
Role: Example script
Content type: text/plain
Description: Simple demo file
Class: Secure Token Grid Authentication
Generate grid of tokens, authenticate user with it
Author: By
Last change: Comments update
Date: 6 years ago
Size: 2,647 bytes
 

Contents

Class file image Download
<?php

/*********************************************************************
 *
 * tokengrid, a strong authentication token grid PHP class
 *
 * Demo file, require tokengrid.class.php
 *
 *********************************************************************/

require_once('tokengrid.class.php');

?>
<html>
    <head>
        <title>
            Strong Authentication Token Grid demo
        </title>
        <style>
            table,th,td {
                border: 1px solid #000000;
                border-collapse: collapse;
                font-family: Verdana;
                padding: 5px;
                text-align: center;
            }
        </style>
    </head>
    <body>
        <form method="post" action="<?php echo $_SERVER['PHP_SELF']; ?>">
        <?php
            $x_grid_size
= 10;
           
$y_grid_size = 10;
           
$token_length = 4;
           
$grid_id = 'demo-grid-2008';
           
$grid_salt = 'tokengridDEMO';
           
           
$token_grid = new TokenGrid($x_grid_size, $y_grid_size, $token_length, $grid_salt);

            if ((isset(
$_POST['token'])) && (isset($_POST['position'])))
            {
               
$token = $_POST['token'];
               
$position = $_POST['position'];
               
                if (
$token_grid->IsTokenValid($position, $grid_id, $token))
                {
                    echo
"Yes, the last token at position ".$position." was correct (".$token.")";
                    echo
"<br /><br />";
                }
                else
                {
                    echo
"NO, the last token at position ".$position." was incorrect (".$token.")";
                    echo
"<br /><br />";
                }
            }

            echo
"<h3>Here is your personal token grid (normally printed on a separate credit card sized paper)</h3>";
            echo
"<br />";
            echo
$token_grid->GetXhtmlGrid($grid_id);
            echo
"TokenGrid ID: ".$grid_id;
            echo
"<br /><br />";
           
           
$random_position = $token_grid->GetRandomGridPosition($grid_id);
           
            echo
"Check your TokenGrid at this position: <b>";
            echo
$random_position;
            echo
"</b>";
            echo
" <input type=\"text\" size=\"10\" value=\"\" name=\"token\" id=\"token\" />";
            echo
" <input type=\"hidden\" value=\"".$random_position."\" name=\"position\" id=\"position\" />";
            echo
" <input type=\"submit\" value=\"Submit\" name=\"submit\" id=\"submit\" />";
       
?>
</form>
    </body>
<html>