<html>
<form>
блаблабла...
<input type = 'hidden' name 'security' value = '<?php echo md5('site.ru'.$config->securitykey) ?>' />
блаблабла
</form>
</html><?php
if($POST['security'] == md5('site.ru'.$config->securitykey)) {
echo 'Всё норм:)';
} else die('Всё плохо:C');
?>public function view($id) {
$post = $this->Post->findById($id);
if (!$post) {
throw new NotFoundException('Could not find that post');
}
$this->set('post', $post);
}header("HTTP/1.0 404 Not Found") или для Fast-CGI header("Status:404 Not Found")