> > I'm trying to make a program with PHP, that prevents > ecommerce fraud orders. > Technically, what's the most effective way to prevent fraud orders on > e-commerce web sites? That's a really general question. More specific questions generate more specific answers. My advice to you would be to leave credit card processing to third parties that specialize in processing credit cards, like paypal or any of the other vendors that do it. Let them worry about fraud prevention. JM -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php