On Monday, December 6, 2021 1:53:13 PM EST Murray S. Kucherawy wrote:
> To those who said they're collecting data and hope to have some stuff to
> share soon, is there anything interesting to report?
>
> The topic of ARC's efficacy came up in another IETF context today (tools)
> and I'm wondering
se & Messaging Policy
>
> Comcast
>
>
>
> *From:* dmarc *On Behalf Of * Murray S. Kucherawy
> *Sent:* Wednesday, September 22, 2021 4:30 PM
> *To:* IETF DMARC WG
> *Subject:* [dmarc-ietf] Experiments
>
>
>
> Is anyone in a position to com
On September 24, 2021 1:43:25 AM UTC, Scott Kitterman
wrote:
>On Thursday, September 23, 2021 3:03:39 AM EDT Murray S. Kucherawy wrote:
>> On Wed, Sep 22, 2021 at 1:59 PM Scott Kitterman
>>
>> wrote:
>> > I can comment on the status of PSD.
>>
>> Please do!
>
>There is progress, but it is
On Tue 28/Sep/2021 13:04:19 +0200 Douglas Foster wrote:
Stated another way, the problem with ARC is that it requires the evaluator to
attribute a positive reputation to the forwarder, in a context where even
identifying the forwarder can be difficult.
Exactly. To use ARC you need to be a
The simple solution if From: rewriting.
I think you misspelled "ugly kludge" there.
https://wiki.asrg.sp.am/wiki/Mitigating_DMARC_damage_to_third_party_mail#Replace_address_with_a_generic_one
Yes, I know about that list of ugly kludges, since I wrote it.
Note that forwarders should always
Stated another way, the problem with ARC is that it requires the evaluator
to attribute a positive reputation to the forwarder, in a context where
even identifying the forwarder can be difficult. Most email is accepted
on a much weaker criteria - the absence of negative reputation.
Mailing
On Mon 27/Sep/2021 21:42:48 +0200 John Levine wrote:
It appears that Alessandro Vesely said:
There is a case (d) final receiver enforcea DMARC and ARC, but the
forwarder is not among its ARC-trusted senders.
The simple solution if From: rewriting.
I think you misspelled "ugly kludge"
It appears that Alessandro Vesely said:
>There is a case (d) final receiver enforcea DMARC and ARC, but the
>forwarder is not among its ARC-trusted senders.
>
>The simple solution if From: rewriting.
I think you misspelled "ugly kludge" there.
> Note that forwarders should always rewrite the
On Mon, Sep 27, 2021 at 6:29 AM Douglas Foster <
dougfoster.emailstanda...@gmail.com> wrote:
> If a domain has an enforceable DMARC policy, and the message has no
> signature, then the policy interpretation would be equivalent to a "DO NOT
> FORWARD" order on postal mail.
>
> We expect that this
If a domain has an enforceable DMARC policy, and the message has no
signature, then the policy interpretation would be equivalent to a "DO NOT
FORWARD" order on postal mail.
We expect that this action is probably not what the actual sender intends
or what the final recipient wants, just what the
On Fri 24/Sep/2021 14:57:59 +0200 Douglas Foster wrote:
It also highlights the difficulty of being a forwarder. What to do
if a message from a DMARC-enforcing domain sends you a message, does
not sign it, and it needs to be forwarded? If you forward anyway,
the final recipient may block
It appears that Douglas Foster said:
>-=-=-=-=-=-
>
>The Zoho situation is an interesting application of ARC. The forwarders
>are not altering the messages, so if the DMARC-enforcing domain was
>configured with signatures, their messages would have passed DMARC at the
>final destination.
of domains related to zohomail.
Kind regards,
Henning
> -Original Message-
> From: dmarc [mailto:dmarc-boun...@ietf.org] On Behalf Of Douglas Foster
> Sent: Freitag, 24. September 2021 14:58
> To: IETF DMARC WG
> Subject: Re: [dmarc-ietf] Experiments
>
&g
tion.
>
>
>
> Ken.
>
>
>
> *From:* dmarc *On Behalf Of *Murray S. Kucherawy
> *Sent:* Wednesday 22 September 2021 21:30
> *To:* IETF DMARC WG
> *Subject:* [dmarc-ietf] Experiments
>
>
>
> Is anyone in a position to comment on the ARC and PSD experiments
know if there’s anything I can answer at this point.
>
>
>
> --
>
> Alex Brotman
>
> Sr. Engineer, Anti-Abuse & Messaging Policy
>
> Comcast
>
>
>
> *From:* dmarc *On Behalf Of * Murray S. Kucherawy
> *Sent:* Wednesday, September 22,
there, i.e. it’s not
evident that it’s being used at all, or indeed for filtering decisions, until
you poke the organisation.
Ken.
From: dmarc On Behalf Of Murray S. Kucherawy
Sent: Wednesday 22 September 2021 21:30
To: IETF DMARC WG
Subject: [dmarc-ietf] Experiments
Is anyone in a position
On Thursday, September 23, 2021 3:03:39 AM EDT Murray S. Kucherawy wrote:
> On Wed, Sep 22, 2021 at 1:59 PM Scott Kitterman
>
> wrote:
> > I can comment on the status of PSD.
>
> Please do!
There is progress, but it is still early to expect much in the way of
information. Keep in mind that
>
>
>
> Let me know if there’s anything I can answer at this point.
>
>
>
> --
>
> Alex Brotman
>
> Sr. Engineer, Anti-Abuse & Messaging Policy
>
> Comcast
>
>
>
> *From:* dmarc *On Behalf Of * Murray S. Kucherawy
> *Sent:* Wednesday,
need to develop some ancillary documents to support broader
adoption.
More as it develops,
Trent
From: dmarc on behalf of "Brotman, Alex"
Date: Thursday, September 23, 2021 at 3:08 PM
To: "Murray S. Kucherawy" , IETF DMARC WG
Subject: Re: [dmarc-ietf] Experiments
Mu
C WG
Subject: [dmarc-ietf] Experiments
Is anyone in a position to comment on the ARC and PSD experiments and how
they're progressing? Deployment status? Data acquired thus far?
-MSK
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On Wed, Sep 22, 2021 at 1:59 PM Scott Kitterman
wrote:
> I can comment on the status of PSD.
>
Please do!
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I can comment on the status of PSD.
Scott K
On September 22, 2021 8:30:29 PM UTC, "Murray S. Kucherawy"
wrote:
>Is anyone in a position to comment on the ARC and PSD experiments and how
>they're progressing? Deployment status? Data acquired thus far?
>
>-MSK
Is anyone in a position to comment on the ARC and PSD experiments and how
they're progressing? Deployment status? Data acquired thus far?
-MSK
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