| Server IP : 104.21.80.248 / Your IP : 172.71.28.156 Web Server : Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30 System : Windows NT WIN-ECQAAA40806 6.2 build 9200 (Windows Server 2012 Standard Edition) i586 User : SYSTEM ( 0) PHP Version : 5.6.30 Disable Function : NONE MySQL : ON | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /Inetpub/www/myoffice/2563/capcha/ |
Upload File : |
<?php
header("Content-type: image/png");
session_start();
function generateCode($characters) {
/* list all possible characters, similar looking characters and vowels have been removed */
$possible = '23456789bcdfghjkmnpqrstvwxyz';
$code = '';
$i = 0;
while ($i < $characters) {
$code .= substr($possible, mt_rand(0, strlen($possible)-1), 1);
$i++;
}
return $code;
}
$code = generateCode($_GET[characters]);
$im = imagecreate($_GET[width], $_GET[height]);
$white = ImageColorAllocate($im, 255, 255, 255);
$black = ImageColorAllocate($im, 0, 0, 0);
$new_string = $code;
imagefill($im, 0, 0, $black);
imagestring($im, 4, 25, 3, $new_string, $white);
$_SESSION["security_code"]=$new_string;
imagepng($im);
imagedestroy($im);
?>