>Obviously this doesn't speak to how temporary it was, but to hear the
>Yahoo/AOL folks tell it, there was an immediate drop-off in very visible
>effects (ie, they were having a large support volume issue due to people
>actually calling them about this) and it hasn't come back.
AOL and Yahoo had a
In article <888f200b-0e5e-42d9-99a0-5a7c33420...@linkedin.com> you write:
>>> I run a small listserv supporting the Presidential Innovation Fellows
>at the White House and a few alumni classes at the Air Force Academy,
>plus a couple of small other lists. These are not huge lists, perhaps
>100 on
On Fri, Feb 13, 2015 at 11:53:15AM -0800, Brandon Long wrote:
> Probably because fewer people by several orders of magnitude use discussion
> lists than are affected by the phishing problems that DMARC and the
> AOL/Yahoo MSPs are trying to solve.
1. The phishing problems that they're allegedly tr
On 15-02-13 02:08 PM, Franck Martin wrote:
DMARC is just the shiny top of the iceberg, that gets people motivated to do
something.
then you learn more, and then it is just a ploy to add more domain
authentication to emails (SPF/DKIM/TLS), because there is a benefit to do so
(get the DMARC rep
t the Junk Mail Reporting Tool ?
-Original Message-
From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Franck Martin
Sent: Friday, February 13, 2015 2:08 PM
To: Steve Atkins
Cc: Brandon Long; mailop
Subject: Re: [mailop] help with running a listserv and DMARC
DMARC is just the shiny top
DMARC is just the shiny top of the iceberg, that gets people motivated to do
something.
then you learn more, and then it is just a ploy to add more domain
authentication to emails (SPF/DKIM/TLS), because there is a benefit to do so
(get the DMARC reports) and it helps find infrastructure that c
nt: Friday, February 13, 2015 1:02 PM
To: mailop
Subject: Re: [mailop] help with running a listserv and DMARC
On Feb 13, 2015, at 12:48 PM, Brandon Long wrote:
> On Fri, Feb 13, 2015 at 12:33 PM, Steve Atkins wrote:
>
>>
>> Sure. DMARC protects a field that most people don'
On Feb 13, 2015, at 12:48 PM, Brandon Long wrote:
> On Fri, Feb 13, 2015 at 12:33 PM, Steve Atkins wrote:
>
>>
>> Sure. DMARC protects a field that most people don't care about or, in some
>> cases even see. I'm not surprised that it's nearly useless to the majority
>> of users in preventin
On Feb 13, 2015, at 11:53 AM, Brandon Long wrote:
>
>
> On Fri, Feb 13, 2015 at 10:51 AM, Steve Atkins wrote:
>
>>
>> Sometimes your requirements mean that you have to encourage
>> bad behaviour. But it's good to be clear that that's what you're doing,
>> and that you're making discussion l
tkins
Cc: mailop
Subject: Re: [mailop] help with running a listserv and DMARC
On Fri, Feb 13, 2015 at 10:51 AM, Steve Atkins
mailto:st...@blighty.com>> wrote:
On Feb 13, 2015, at 8:13 AM, Al Iverson
mailto:aiver...@spamresource.com>> wrote:
> On Fri, Feb 13, 2015 at 7:4
On Feb 13, 2015, at 8:13 AM, Al Iverson wrote:
> On Fri, Feb 13, 2015 at 7:46 AM, Steve Atkins wrote:
>
>>> Such is life. Personally, I have no problem mangling or blocking messages
>>> from users using a domain with a restrictive DMARC policy as needed.
>>
>> Mangling encourages bad behavio
Hi,
> Blocking, aka rejecting participation from legitimate users because of
> their domain, might be easy for hobbyists to stomach, but is not
> always the best path for an existing group or enterprise. It leaves
> the affected end users feeling hurt and caught in the middle in a
> scenario they
On Fri, Feb 13, 2015 at 7:46 AM, Steve Atkins wrote:
>> Such is life. Personally, I have no problem mangling or blocking messages
>> from users using a domain with a restrictive DMARC policy as needed.
>
> Mangling encourages bad behaviour. Blocking discourages it.
Blocking, aka rejecting parti
On Feb 12, 2015, at 9:31 PM, Dave Warren wrote:
> On 2015-02-12 16:35, Michael Orlitzky wrote:
>> On 02/12/2015 01:26 PM, Michael Wise wrote:
>>> You need to rewrite the From: Header.
>>>
>> To elaborate: if you send a message claiming to be From: u...@aol.com,
>> it's going to be rejected by a
That is what the RFC822 Sender header is for. The fact that DMARC bases it’s
“validation” on the From header instead of the Sender header is a flaw in DMARC
and why DMARC shouldn’t be used until this is fixed.
The RFC4407 Purported Responsible Address rules are correct and should be used,
and
On 2015-02-12 23:33, Michael Wise wrote:
Or better yet, strip the DKIM record and resign it with your own key.
Bottom line, end of the matter is, your list, your responsibility. The
traffic needs to be seen as coming from you, but with enough details
to identify the original author for auditin
from my Windows Phone
From: Dave Warren<mailto:da...@hireahit.com>
Sent: 2/12/2015 9:39 PM
To: mailop@mailop.org<mailto:mailop@mailop.org>
Subject: Re: [mailop] help with running a listserv and DMARC
On 2015-02-12 16:35, Michael Orlitzky wrote:
> O
On 2015-02-12 16:35, Michael Orlitzky wrote:
On 02/12/2015 01:26 PM, Michael Wise wrote:
You need to rewrite the From: Header.
To elaborate: if you send a message claiming to be From: u...@aol.com,
it's going to be rejected by anyone who checks their DMARC policy.
Because you aren't AOL. Rewri
Sounds great.
Sent from my Verizon Wireless 4G LTE smartphone
Original message
From: Michael Wise
Date:02/12/2015 9:14 PM (GMT-05:00)
To: Franck Martin , Michael Orlitzky
Cc: mailop@mailop.org
Subject: Re: [mailop] help with running a listserv and DMARC
Yeah...
Really
y.com>
Cc: mailop@mailop.org<mailto:mailop@mailop.org>
Subject: Re: [mailop] help with running a listserv and DMARC
On Feb 12, 2015, at 4:35 PM, Michael Orlitzky wrote:
> On 02/12/2015 01:26 PM, Michael Wise wrote:
>> You need to rewrite the From: Header.
>>
>
> To elabo
On Feb 12, 2015, at 4:35 PM, Michael Orlitzky wrote:
> On 02/12/2015 01:26 PM, Michael Wise wrote:
>> You need to rewrite the From: Header.
>>
>
> To elaborate: if you send a message claiming to be From: u...@aol.com,
> it's going to be rejected by anyone who checks their DMARC policy.
> Becau
On 02/12/2015 01:26 PM, Michael Wise wrote:
> You need to rewrite the From: Header.
>
To elaborate: if you send a message claiming to be From: u...@aol.com,
it's going to be rejected by anyone who checks their DMARC policy.
Because you aren't AOL. Rewrite the header so it says "From:
your-listser
A. Brooks
Sent: Thursday, February 12, 2015 12:09 PM
To: Geoff Mulligan
Cc: mailop
Subject: Re: [mailop] help with running a listserv and DMARC
Hi
> From: "Geoff Mulligan"
> To: mailop@mailop.org
> Sent: Thursday, 12 February, 2015 5:50:46 PM
> Subject: [mailop] help w
Hi
> From: "Geoff Mulligan"
> To: mailop@mailop.org
> Sent: Thursday, 12 February, 2015 5:50:46 PM
> Subject: [mailop] help with running a listserv and DMARC
>
> I run a small listserv supporting the Presidential Innovation Fellows
> at the White House and a few
On 15-02-12 10:15 AM, Steve Atkins wrote:
AOL and Yahoo have published policies that they do not allow anyone to use
email addresses at their domains from anywhere but their mailservers. If you're
sending mail with aol.com or yahoo.com email addresses in the From: field
you'll see errors just
On Feb 12, 2015, at 10:53 AM, Franck Martin wrote:
>
>
> On Feb 12, 2015, at 9:50 AM, Geoff Mulligan wrote:
>
>> Folks,
>> I run a small listserv supporting the Presidential Innovation Fellows at
>> the White House and a few alumni classes at the Air Force Academy, plus a
>> couple of sma
On Feb 12, 2015, at 9:50 AM, Geoff Mulligan wrote:
> Folks,
> I run a small listserv supporting the Presidential Innovation Fellows at
> the White House and a few alumni classes at the Air Force Academy, plus a
> couple of small other lists. These are not huge lists, perhaps 100 on one
>
Re: [mailop] help with running a listserv and DMARC
On Feb 12, 2015, at 9:50 AM, Geoff Mulligan wrote:
> Folks,
> I run a small listserv supporting the Presidential Innovation Fellows at
> the White House and a few alumni classes at the Air Force Academy, plus a
> couple of sma
On Feb 12, 2015, at 9:50 AM, Geoff Mulligan wrote:
> Folks,
> I run a small listserv supporting the Presidential Innovation Fellows at
> the White House and a few alumni classes at the Air Force Academy, plus a
> couple of small other lists. These are not huge lists, perhaps 100 on one
> l
Folks,
I run a small listserv supporting the Presidential Innovation Fellows
at the White House and a few alumni classes at the Air Force Academy,
plus a couple of small other lists. These are not huge lists, perhaps
100 on one list to up to 800 on one of the others.
Many of the subscriber
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