On Mon, Apr 16, 2018 at 11:01 AM Alessandro Vesely <ves...@tana.it> wrote:

> On Wed 11/Apr/2018 04:35:54 +0200 Scott Kitterman wrote:
> > On Tuesday, April 10, 2018 11:48:48 PM Brandon Long wrote:
> >>
> >> Well, obviously there is some difference in handling of p=quarantine and
> >> p=none ;)
> >>
> >> I guess the question is, in terms of forwarders, should they handle
> those
> >> differently or not.  I'm not sure how many are p=none vs p=quarantine
> vs no
> >> dmarc (I could look at our mail flow for some numbers, but some others
> on
> >> the list may have better numbers), but if a lot are at p=none, things
> will
> >> be yucky if it changes.  Ie, right now,
> gmail.com/hotmail.com/outlook.com
> >> are all p=none, so changing Groups or mailman for p=none will affect a
> lot
> >> of folks.
> >
> > I'd have to rethink if p=none was really worth publishing if that
> happened.  I
> > guess we'd need p=none-really then.
>
> Given that From: rewriting is the de-facto standard, this WG should
> publish an
> RFC about that, including recommendations and caveats about how to do it.
>
> Its Security Considerations, for example, should mention cases like, say:
>
>     From: The POTUS via phishing-attempt <obsc...@phisherman.example.com>
>     X-Original-From: The POTUS <po...@whitehouse.gov>
>
>
> For a personal opinion, I don't know what is the purpose of having GG
> rewrite
> From:'s of a given domain.  Perhaps, it is to let users participate to
> groups
> without revealing their real addresses to spammers.  That sounds
> legitimate to
> me...
>

Do you mean, that user's don't understand why some are rewritten and some
aren't?

That's definitely true, and an interesting question as to whether Groups
should always rewrite.

Brandon
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