Re: [Asrg] Please critique my anti-spam system

[Laird Breyer <laird at lbreyer.com>]

On Jan 09 2005, Peter J. Holzer wrote:

> > Either you're confused or I am. Michael sends me two messages, once as
> > Michael (which is unsolicited, and he's not whitelisted, so gets a CAPTCHA),
> > and once as asrg at ietf.org, which is whitelisted since I've subscribed to 
> > the list. 
> 
> But both messages are sent to an active subaddress, so they are
> accepted without a CAPTCHA. See
> http://home.nyc.rr.com/spamsolution/An%20Effective%20Solution%20for%20Spam.htm

How would Michael's MUA know the subaddress? Only the list expander knows
the subaddress. Michael's MUA sends mail to the main address, which replies
with a CAPTCHA.


-- 
Laird Breyer.

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