[170798] in North American Network Operators' Group
Re: Yahoo DMARC breakage
daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Wed Apr 9 17:26:11 2014
To: William Herrin <bill@herrin.us>
In-Reply-To: Your message of "Wed, 09 Apr 2014 17:15:59 -0400."
<CAP-guGXZSvDiNnKwgMPac8FY=UM8xGMXs85CpoOuJgtfzJwcCg@mail.gmail.com>
From: Valdis.Kletnieks@vt.edu
Date: Wed, 09 Apr 2014 17:24:44 -0400
Cc: John Levine <johnl@iecc.com>, "nanog@nanog.org" <nanog@nanog.org>,
Dave Crocker <dcrocker@bbiw.net>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
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On Wed, 09 Apr 2014 17:15:59 -0400, William Herrin said:
> Meh. This just means list software will have to rewrite the From
> header to "From: John Levine <nanog@nanog.org>" and rely on the
> Reply-To header for anybody who wants to send a message back to the
> originator.
>
> Maybe this is a good thing - we can stop getting all the "sorry I'm
> out of the office" emails when posting to a list.
The sort of programmer that writes out-of-mind software that doesn't
employ the long well-known heuristics for detecting mailing lists
(starting with checking Return-Path: for "owner-" and similar) will also
likely disregard the Reply-To: header. This Is Not A Good Thing.
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