How to Add a Form CAPTCHA to a Website
So you want to add CAPTCHA, A.K.A. Completely Automated Public Turing test to tell Computers and Humans Apart, A.K.A. squiggly letters and numbers to a web form.
This isn’t difficult at all assuming you know a little bit of PHP. I’d go into detail explaining how to do it, but over at Boutell.com there is a ridiculously well written, easy to follow step-by-step guide explaining how to do it. Go check it out.









































