On 3/20/06, Eduardo <hut at hockeymail.com> wrote: > Anyone has used or know of a good PHP Captcha? > > I've looked around searching but there's not much practical info about > it. Most of the time, there's a lot talk about Captcha challenges or > academical discussions but no simple and straight HOWTOs. I've used that in the past: http://freshmeat.net/projects/hn_captcha/ However, CAPTCHAS are crackable and only in the way of the non-malicious user. Therefore all the "academical discussions" do have a point: http://www.wait-till-i.com/index.php?p=20 Googling for "download captcha" finds a lot of other solutions, too.