[clue-talk] Graphical challenge

[Jed S. Baer]

On Wed, 16 Mar 2005 12:12:44 -0500
Angelo Bertolli wrote:

> What do you call those graphical challenges that websites use to prevent
> 
> automated programs from abusing the system?  I want to create one on 
> sf.net but I wanted to make sure there aren't already a lot of open 
> source implementations out there.

In the vernacular, some call them a "Turing Test", but the accepted name
for technique is "CAPTCHA". There's tons of stuff on the web about it.

So, you work for SourceForge, or do you just have a project site hosted
there?

jed
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