On 2014-4-15 4:50 , Joseph Brennan wrote:
> DMARC is actually checking the header From, not just the envelope
> $Sender, and Yahoo is telling recipient systems to reject if the
> header From has a yahoo.com address and the message was not sent
> (directly) by yahoo.com. This breaks mailing lists an
On 4/15/2014 9:52 AM, David F. Skoll wrote:
On Tue, 15 Apr 2014 09:35:19 -0400
"Kevin A. McGrail" wrote:
- All the various recipients that acknowledge p=reject reject the
mail as forged
That's the part I don't understand. Mail from my list will not have
a yahoo.com envelope sender. And if I
"David F. Skoll" wrote:
what basis
could third parties possibly have for considering the email to be forged?
But this is not about logic!
Joseph Brennan
Columbia University Information Technology
___
NOTE: If there is a disclaimer or other lega
On Tue, 15 Apr 2014 09:35:19 -0400
"Kevin A. McGrail" wrote:
> - All the various recipients that acknowledge p=reject reject the
> mail as forged
That's the part I don't understand. Mail from my list will not have
a yahoo.com envelope sender. And if I remove the DKIM header, what basis
could t
On 4/14/2014 10:50 PM, Joseph Brennan wrote:
DMARC is actually checking the header From, not just the envelope
$Sender,
Thanks. That's what I was overlooking.
The problem I've got at our gateway is that milter gives us the
@Recipient as in the RCPT TO, but I need to know what the recipient is
On 4/14/2014 10:06 PM, David F. Skoll wrote:
Specifically, here's a test from my Yahoo! account to an autism
mailing list. Even though smfi_chgfrom appears to have worked, when
the email is parsed by mailman, it does not appear to reflect the
changed sender. Any thoughts appreciated...
smfi_chgf
if ($Sender =~ /kevin_mcgrail\@yahoo\.com>?$/i and
($recip =~ m/\@mailman\./i or
DMARC is actually checking the header From, not just the envelope $Sender,
and Yahoo is telling recipient systems to reject if the header From has a
yahoo.com address and the message was not se
On Mon, 14 Apr 2014 16:27:58 -0400
"Kevin A. McGrail" wrote:
> However, we are seeing an issue with the change_sender(); function.
> Specifically, here's a test from my Yahoo! account to an autism
> mailing list. Even though smfi_chgfrom appears to have worked, when
> the email is parsed by mail
On 4/14/2014 12:50 PM, Joe Quinn wrote:
We are having issues with Yahoo's DMARC policy unsubscribing a very
large number of members for Mailman lists we host.
Does anyone have a quick piece of code that we can use which bounces
their message and inserts a nice description of why?
We are alrea
We are having issues with Yahoo's DMARC policy unsubscribing a very
large number of members for Mailman lists we host.
Does anyone have a quick piece of code that we can use which bounces
their message and inserts a nice description of why?
We are already matching on Yahoo senders to /mailman.
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