We also had several forms being spammed and took two approaches to stop it.

1) We recorded the IP address of every message sent and identified the IP
addresses of the spam robots. We then placed them in a database and if the
visiting IP address matched one from the database we didn't show the form.
Since it is a central database this approach works across all the domains we
host.

2) We added a CAPTCHA written by Bobby Hartsfield from
http://acoderslife.com  called cfbhcaptcha. It was a pure CF implementation
(we still run CF5) and was easy to install and worked quite well.

On a more public site that send to users we also added a timed function to
only allow an IP to send one email every two minutes. 

Best Regards,
 
Dennis Powers
UXB Internet- A Website Design and Hosting Company
690 Wolcott Road - P.O. Box 6028
Wolcott, CT 06716
Tel: 203-879-2844
http://www.uxbinternet.com
http://dennis.uxb.net


-----Original Message-----
From: Steve LaBadie [mailto:[EMAIL PROTECTED] 
Sent: Monday, June 26, 2006 12:18 PM
To: CF-Talk
Subject: Form Spam

Several of my forms are being filled out with spam from levitra & cialis.
What can I do to stop this.



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