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From: Michael Matz <matz@suse.de>
To: "Frank Ch. Eigler" <fche@elastic.org>
Cc: Bernd Schmidt <bernds_cb1@t-online.de>,
	overseers@gcc.gnu.org,
	 "Frank Ch. Eigler via Gcc" <gcc@gcc.gnu.org>,
	 Overseers mailing list <overseers@sourceware.org>,
	 Segher Boessenkool <segher@kernel.crashing.org>,
	 Alexander Monakov <amonakov@ispras.ru>,
	 "Frank Ch. Eigler" <fche@redhat.com>,
	Florian Weimer <fw@deneb.enyo.de>
Subject: Re: Not usable email content encoding
Date: Wed, 18 Mar 2020 16:42:13 +0000 (UTC)	[thread overview]
Message-ID: <alpine.LSU.2.21.2003181638490.30534@wotan.suse.de> (raw)
In-Reply-To: <20200318162250.GG112952@elastic.org>

Hello,

On Wed, 18 Mar 2020, Frank Ch. Eigler via Gcc wrote:

> > > The From: header rewriting for DMARC participants is something sourceware
> > > is doing now.
> > 
> > Out of curiousity, is this rewriting you are talking about the cause for a
> > lot of mails showing up as "From: GCC List" rather than their real senders?
> > This has become very annoying recently.
> 
> Yes, for emails from domains with declared interest in email
> cleanliness, via DMARC records in DNS.  We have observed mail
> -blocked- at third parties, even just days ago, when we failed to
> sufficiently authenticate outgoing reflected emails.

Was this blocking also a problem before mailman (i.e. two weeks ago)?  
Why did nobody scream for not having received mail?  Or why is it blocked 
now, but wasn't before?  Can it be made so again, like it was with ezmlm?

(And DMARCs requirement of having to rewrite From: headers should make it 
clear to everyone that it's stupid).


Ciao,
Michael.

  reply	other threads:[~2020-03-18 16:42 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-16 13:45 Martin Liška
2020-03-16 13:47 ` Richard Earnshaw
2020-03-16 13:52   ` Martin Liška
2020-03-16 13:51 ` Florian Weimer
2020-03-16 13:52 ` Frank Ch. Eigler
2020-03-16 13:54 ` Alexander Monakov
2020-03-16 14:11   ` Martin Liška
2020-03-16 14:18     ` Jonathan Wakely
2020-03-17 19:46   ` Segher Boessenkool
2020-03-17 19:51     ` Frank Ch. Eigler
2020-03-17 21:45       ` Segher Boessenkool
2020-03-18 10:38       ` Florian Weimer
2020-03-18 11:01         ` Frank Ch. Eigler
2020-03-18 11:39           ` Florian Weimer
2020-03-18 14:19           ` Michael Matz
2020-03-18 14:22             ` Frank Ch. Eigler
2020-03-18 15:15               ` Bernd Schmidt
2020-03-18 16:22                 ` Frank Ch. Eigler
2020-03-18 16:42                   ` Michael Matz [this message]
2020-03-18 17:36                     ` Christopher Faylor
2020-03-18 21:52                     ` Jim Wilson
2020-03-18 22:29                       ` Jonathan Wakely
2020-03-18 22:34                         ` Jonathan Wakely
2020-03-18 22:44                           ` Frank Ch. Eigler
2020-03-19  3:30                             ` Christopher Faylor
2020-03-19  3:32                               ` Christopher Faylor
2020-03-18 22:45                         ` Joseph Myers
2020-03-18 23:02                           ` Jonathan Wakely
2020-03-19 13:05                         ` Tom Tromey
2020-03-19 13:26                           ` Florian Weimer
2020-03-19 13:41                             ` Richard Biener
2020-03-19 13:58                               ` Florian Weimer
2020-03-19 18:17                                 ` Segher Boessenkool
2020-04-23  0:54                                 ` Tamar Christina
2020-04-23  5:47                                   ` Florian Weimer
2020-04-23  7:34                                     ` Richard Biener
     [not found]                                     ` <CAH6eHdShSXwc4K7ar9HWgHu12tDQe-s2LifdvmVp8VytwYV-ew@mail.gmail.com>
2020-04-23  8:39                                       ` Jakub Jelinek
2020-04-23 15:32                                       ` Jeff Law
2020-04-23  9:55                                     ` Tamar Christina
2020-04-23 11:46                                   ` Segher Boessenkool
     [not found]                                     ` <CAH6eHdTHsZWO9vuycKm22dDbSGSfzcrKbzEpb6vNdb-zXCiKjQ@mail.gmail.com>
2020-04-23 12:30                                       ` Segher Boessenkool
2020-04-23 15:33                                     ` Jeff Law
2020-04-23 16:57                                       ` Frank Ch. Eigler
2020-04-23 20:32                                         ` Segher Boessenkool
2020-04-23 20:27                                       ` Segher Boessenkool
2020-04-23 21:14                                         ` Tom Tromey
2020-04-24 15:48                                           ` Thomas Koenig
2020-04-24 17:09                                             ` Segher Boessenkool
2020-05-01 15:51                                           ` Jeff Law
2020-05-02 12:50                                             ` Segher Boessenkool
2020-03-19 18:08                               ` Segher Boessenkool
2020-03-18 22:33                       ` Frank Ch. Eigler
2020-03-19  0:17                         ` Segher Boessenkool
2020-03-19  0:32                       ` Segher Boessenkool
2020-04-06 20:58                   ` Maciej W. Rozycki
2020-04-06 21:09                     ` Frank Ch. Eigler
2020-04-06 21:59                       ` Maciej W. Rozycki
     [not found]                         ` <CAH6eHdTqJEM90d9+nNWrAa_zZrQQha79oMbnbVsRt_2Zd90PdA@mail.gmail.com>
2020-04-07  9:53                           ` Florian Weimer
2020-04-08 12:38                             ` Mark Wielaard
2020-04-08 13:50                               ` Michael Matz
2020-04-08 21:15                                 ` Segher Boessenkool
2020-04-13 19:47                                   ` Christopher Faylor
2020-04-13 22:53                                     ` Michael Matz
2020-04-14 21:06                                       ` Christopher Faylor
2020-04-14 21:38                                         ` Maciej W. Rozycki
2020-04-15  2:59                                           ` Christopher Faylor
2020-04-07 15:13                           ` Michael Matz
2020-04-07 15:22                             ` Frank Ch. Eigler
2020-04-07 15:56                               ` Michael Matz
2020-04-07 16:09                                 ` Christopher Faylor
2020-04-07 17:08                                   ` Maciej W. Rozycki
2020-04-09 18:19                                     ` Florian Weimer
2020-04-07 16:08                             ` Christopher Faylor
2020-04-07 16:58                               ` Maciej W. Rozycki
2020-04-06 23:15                     ` Segher Boessenkool
2020-03-21 22:29     ` Maciej W. Rozycki

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