linux-kernel - RE: bogofilter ate 3/5

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Date:	Thu, 7 Sep 2006 09:58:11 -0400
From:	"Stuart MacDonald" <stuartm@...necttech.com>
To:	"'Chase Venters'" <chase.venters@...entec.com>,
	"'Krzysztof Halasa'" <khc@...waw.pl>
Cc:	<ellis@...nics.net>, "'Willy Tarreau'" <w@....eu>,
	<linux-kernel@...r.kernel.org>
Subject: RE: bogofilter ate 3/5

From: On Behalf Of Chase Venters
> You can check the From: or envelope sender against the subscriber 
> database. Forgery isn't a concern because we're not trying to stop 
> forgery with this method. Subscribers subscribing one address 

Forgery is always a concern...

> The perl script behaves as an optional autoresponder. 
> Autoresponders would 
> respond to spam as well (well, unless you put a spam filter 
> in front of 
> them, but I assume that many don't).

..because autoresponders are always replying to forged addresses:
http://www.spamcop.net/fom-serve/cache/329.html

> Also note that a number of people (myself included, at work 
> anyway) have 
> perl scripts that respond to all incoming mail and require a 
> reply cookie from original 
> envelope senders. We do it because it almost entirely 
> prevents spam from 
> arriving in our inboxes (I say almost because there is the occasional 

Autoresponder by another name, see above URL.

..Stu

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