From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([69.77.167.62] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1KiREg-0001mB-C3 for garchives@archives.gentoo.org; Wed, 24 Sep 2008 10:04:42 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id A1E74E06A1; Wed, 24 Sep 2008 10:04:41 +0000 (UTC) Received: from snowy.fizzelpark.com (snowy.fizzelpark.com [85.25.140.198]) by pigeon.gentoo.org (Postfix) with SMTP id 416C4E06A1 for ; Wed, 24 Sep 2008 10:04:41 +0000 (UTC) Received: (qmail 775 invoked from network); 24 Sep 2008 10:04:38 -0000 Received: from 79.142.224.149 ([79.142.224.149]) by mail.fizzelpark.com ([85.25.252.58]) with ESMTP via SSL; 24 Sep 2008 10:04:38 -0000 From: Thilo Bangert Organization: Gentoo To: gentoo-server@lists.gentoo.org Subject: Re: [gentoo-server] SPAM protection by requesting confirmation Date: Wed, 24 Sep 2008 12:02:30 +0200 User-Agent: KMail/1.9.9 References: <000201c91cc6$e3ef8f80$9700000a@dbshzbmemjzd2d> <200809221953.59988.bangert@gentoo.org> <20080923192534.GF1757@home.power> In-Reply-To: <20080923192534.GF1757@home.power> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-server@lists.gentoo.org Reply-to: gentoo-server@lists.gentoo.org MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1972500.0O15p2lGDY"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200809241202.33444.bangert@gentoo.org> X-Archives-Salt: ea970dde-ff38-4efb-981d-1a8a7aff18cd X-Archives-Hash: ffeb6e69d11b8a09fe6330bcea808655 --nextPart1972500.0O15p2lGDY Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Alex Efros said: > Hi! > > Sorry for OT, but I wanna install spam-protection tool based on > confirmation email request (somebody send me email, my tool delay that > email and automatically reply requesting confirmation, he confirm, my > tool receive that confirmation and: 1) add his email to while-list; 2) > deliver his initial email to my mailbox). I'm aware about several such > tools, but I'm not sure how they handle incoming emails from other > robots - like mail lists, or some news subscriptions and notifications > from websites. > > I just don't wanna put myself in position like other people who spam > maillists I read with senseless messages from their tools like > autoresponders or so... > > Can anybody recommend me tool which is able to correctly handle these > cases? To be honest, I don't see a way to realize this feature... :( > Ability to protect all accounts at our email domain is good to have, > but personal-only tool is acceptable too. (I use qmail, if this is > important.) perhaps qconfirm is what you are looking for: http://smarden.org/qconfirm/ generally you should ignore all mail which sets the Precedence: bulk=20 header. as this is non-standard you should also check for some other=20 stuff explained here: http://www.rfc-editor.org/rfc/rfc3834.txt IMHO, though, concepts like you describe are a bad idea... kind regards Thilo --nextPart1972500.0O15p2lGDY Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (GNU/Linux) iEYEABECAAYFAkjaEDkACgkQxRElEoA5AndEeQCg1WP8mPRi0//GAGmu623mP+mh 89YAoLkcPSZYM0IIPJvenagtDSL25UW2 =kilb -----END PGP SIGNATURE----- --nextPart1972500.0O15p2lGDY--