Return-Path: Delivered-To: apmail-spamassassin-users-archive@www.apache.org Received: (qmail 92648 invoked from network); 22 Jul 2010 18:08:18 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 22 Jul 2010 18:08:18 -0000 Received: (qmail 34993 invoked by uid 500); 22 Jul 2010 18:08:15 -0000 Delivered-To: apmail-spamassassin-users-archive@spamassassin.apache.org Received: (qmail 34962 invoked by uid 500); 22 Jul 2010 18:08:14 -0000 Mailing-List: contact users-help@spamassassin.apache.org; run by ezmlm Precedence: bulk list-help: list-unsubscribe: List-Post: List-Id: Delivered-To: mailing list users@spamassassin.apache.org Received: (qmail 34955 invoked by uid 99); 22 Jul 2010 18:08:14 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 22 Jul 2010 18:08:14 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: local policy) Received: from [199.212.94.76] (HELO barton.hwcn.org) (199.212.94.76) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 22 Jul 2010 18:08:07 +0000 Received: by barton.hwcn.org (Postfix, from userid 290) id 40E3BF4569; Thu, 22 Jul 2010 14:03:18 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by barton.hwcn.org (Postfix) with ESMTP id 2DE20F4445 for ; Thu, 22 Jul 2010 14:03:18 -0400 (EDT) Date: Thu, 22 Jul 2010 14:03:18 -0400 (EDT) From: Charles Gregory To: users@spamassassin.apache.org Subject: Re: thanks to thinking people. In-Reply-To: <20100722194146.13191crj8mnqy4t6@mail.junc.org> Message-ID: References: <1279241732.11735.24.camel@mcbain.mana.lan> <4C447298.7020609@idcomm.com> <4C44A7A3.3070308@ipinc.net> <4C44ADF6.2000503@idcomm.com> <4C44B4B6.4030304@ipinc.net> <20100719230154.4a33210e@gumby.homeunix.com> <4C44D8A9.7010708@idcomm.com> <20100720004809.743d4629@gumby.homeunix.com> <20100720115521.GD5402@fantomas.sk> <4C45E7E3.10306@ipinc.net> <1279670844.10780.27.camel@mcbain.mana.lan> <1279732195.10780.35.camel@mcbain.mana.lan> <20100722194146.13191crj8mnqy4t6@mail.junc.org> User-Agent: Alpine 2.00 (LRH 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Virus-Checked: Checked by ClamAV on apache.org On Thu, 22 Jul 2010, Benny Pedersen wrote: > On ons 21 jul 2010 19:09:55 CEST, Alexandre Chapellon wrote >> You can have forged return-path and /or stollen credentials... in both >> cases you look like a backscatter source. > i belive postfix is smart to change forged sender to something that is > not fqdn before it bounce :) A forged sender looks no different than a legitimate sender. Postfix would have no way to be 'smart' about this (except for some instances of SPF fail, but then why 'bounce'? Why not reject?). - C