Posted by Harlan Messinger on 02/23/07 16:14

David E. Ross wrote:
> let@it.snow wrote:
>> I wish to use a CAPTCHA to defeat form spammers. Please can someone
>> point me to an easily installable one. Currently I am using NMS
>> FormMail Version 3.14c1 which for some reason is newer than the
>> version on the SourceForge website which is 3.12. I am getting spammed
>> and want to defeat the spammers.
>>
>> Is there something wrong with the 3.14 release, why have they gone
>> back to 3.12 on SourceForge?
>
> If you use a CAPTCHA, be sure to provide for the visually handicapped
> who might be using an audio browser. CAPTCHAs even create problems for
> the dyslexic and colorblind.

They can even create problems for normally sighted people without
perceptual disabilities. Oftentimes I have been unable to tell whether a
particular stroke was part of a letter or part of the obfuscation.

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