[thelist] Image Challenge System
Noah St.Amand
noah at tookish.net
Sun Jan 16 23:26:54 CST 2005
Hi Russ,
Russ wrote (1/16/05 11:24 PM):
> I'm curious to know if anyone has utilized an Image Challenge System in
> order to prevent SPAM from appearing in comments sections on websites.
I haven't, and I can't offer any advice. I can, however, tell you that
these things are called "captchas", which according to Wikipedia stands
for "Completely Automated Public Turing Test to Tell Computers and
Humans Apart":
<http://en.wikipedia.org/wiki/Captcha>
Hopefully that will help with your research.
Cheers,
Noah
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