From: Folkert van Heusden <folkert@vanheusden.com>
To: "Giacomo A. Catenazzi" <cate@cateee.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Postgrey experiment at VGER
Date: Fri, 15 Dec 2006 11:56:50 +0100 [thread overview]
Message-ID: <20061215105649.GE3391@vanheusden.com> (raw)
In-Reply-To: <458025A5.2070001@cateee.net>
>May I suggest a smarter way to filter these spammers, by just whitelisting
>email addresses of valid posters, after sending a confirmation for the
>first post. Now if these spammers get smart, and start using personal
>email addresses, I would certainly expect some real action by abused email
>address owners.
Spammers will fake the from-address, possibly using the address of a
spam-trap for the from-field. Your challenge will then be sent to the
spam-trap, causing vger to be blacklisted.
Folkert van Heusden
--
Temperature outside: 8.562500, temperature livingroom: 21.4
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Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com
next prev parent reply other threads:[~2006-12-15 11:03 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-13 14:11 Postgrey experiment at VGER Al Boldi
2006-12-13 15:37 ` Gene Heskett
2006-12-13 16:09 ` Giacomo A. Catenazzi
2006-12-13 17:16 ` Horst H. von Brand
2006-12-14 4:41 ` David Rees
2006-12-15 10:56 ` Folkert van Heusden [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-12-12 23:50 Matti Aarnio
2006-12-13 9:25 ` Dumitru Ciobarcianu
2006-12-13 12:52 ` Trond Myklebust
2006-12-14 1:25 ` Thomas Davis
2006-12-14 5:21 ` Rick
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