Re: captcha WAS Please visit my php program

Do somebody has any snipet for this stuff ? ----- Original Message ----- From: "Ryan A" <ryan@coinpass.com> To: "Chris W. Parker" <cparker@swatgear.com> Cc: <php-general@lists.php.net> Sent: Tuesday, September 30, 2003 1:46 AM Subject: Re: [PHP] captcha WAS Please visit my php program > Hey, > > /* > Exactly what is the purpose of this? Let me clarify. I know that it's > supposed to prevent computers from submitting forms automatically > because they cannot read the graphic, but what I don't understand is in > what cases this is useful? > */ > Its more of a hassle and requires the entity who is submitting the form to > be human as computers cant 100% be sure of whats in the picture, they cant > "see" it 100% of the time even with todays OCR technoligy while humans can > make it out in a fraction of a second...mostly. > > /* > And specifically Ryan, where will you be using this? > */ > Am using this on a voteing form at bestwebhosters.com which will be opened > in 2-5 days. > This idea was suggested to me by a few guys on this very list...the first > names that come to mind are john & chris. > > /* > I'm trying to gauge whether or not this would be worthwhile for a > project I'm working on right now. > */ > Ok, i like it coz it adds a bit of the "fancy" element to the same old > boring forms but it has much more serious uses of course. > > /* > Thanks, > Chris. > */ > > No problem, tell me if you have any more q's although my replies may be a > little long in the coming. > > HTH. > > Cheers, > -Ryan > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > >