At 10:53 AM -0500 3/8/03, Eric S. Johansson wrote:
classic challenge response systems have a serious problem if the
center of the message is a robot. For example, you purchase
something on the net, you get
They also have another problem I haven't seen addressed. People are
talking about Turing-test type challenges to prove you are human. So
far all the ones I've seen proposed require that you can see. They
will not pass federal requirements in the U.S. as they currently
stand. And if they get widely deployed outside of the federal arena
you are certain to see accessibility lawsuits. Solveable perhaps by
including both visual and audio prompts, but someone should start
thinking about it now.
--
Kee Hinckley
http://www.puremessaging.com/ Junk-Free Email Filtering
http://commons.somewhere.com/buzz/ Writings on Technology and Society
I'm not sure which upsets me more: that people are so unwilling to accept
responsibility for their own actions, or that they are so eager to regulate
everyone else's.
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