RE: [PHP-WIN] spam protection boxes

It will just last a matter of time before the spam devils applies patter recognition algorithms to circumvent this things. :( > -----Original Message----- > From: Dash McElroy [mailto:php@l1te.net] > Sent: Saturday, October 26, 2002 7:49 AM > To: Blue Presley > Cc: php-windows@lists.php.net > Subject: Re: [PHP-WIN] spam protection boxes > > > I actually just got back from the PHPCon convention in Milbrae (South San > Francisco), Ca. I honestly forget who suggested the idea, it may have been > Rasmus himself (my short term memory is shot), but the idea mentioned was > to have some random text pushed into a GD call to automatically generate > the image. Obviously then, if you supply the data to GD, you can verify > the input as well. > > Voila! > > -Dash > > Weiler's Law: > Nothing is impossible for the man who doesn't have to do it > himself. > > On Thu, 24 Oct 2002, Blue Presley wrote: > > > Yahoo and a couple other companies use boxes to help block spam. before > > posting an ad on their classifieds, you see a box with word in it.. it's a > > graphic. and you have to type the letters or words from the box into a > > text box to proceed, and that ensures that a real person is at the > > keyboard. anyone know how this can be accomplished in PHP? > > > > thx > > > > blue > > > > > > -- > > PHP Windows Mailing List (http://www.php.net/) > > To unsubscribe, visit: http://www.php.net/unsub.php > > > > > > > -- > PHP Windows Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php >