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Re: TMDA and other challenge-response systems considered harmful



On Saturday 29 May 2004 22:08, Adam Aube wrote:
> Paul Johnson wrote:
> > Now for anybody else considering challenge-response email
> > systems, this is why they're considered harmful.
>
> How are they any more harmful than autoresponders or list
> subscription confirmations (like those used by the Debian lists)?

'Ware!  you're dangling your hand in a shark pond.

-- 
richard



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