Re: [Mailman-Users] Mailman, DMARC and OpenDKIM

2014-04-27 Thread Mark Sapiro
On 04/27/2014 11:00 AM, Richard Damon wrote: > One question I have had over how this works is why SPF is added to the > mix. If the message passes SPF, then it has come directly from a server > that is supposedly controlled by the sending provider. Said server > should have been able to DKIM sign

Re: [Mailman-Users] Mailman, DMARC and OpenDKIM

2014-04-27 Thread Richard Damon
On 4/27/14, 1:34 PM, Mark Sapiro wrote: > On 04/27/2014 10:16 AM, Lindsay Haisley wrote: >> My understanding is that DMARC alignment depends on both SPF and DKIM >> and that if a test using either protocol passes, then a DMARC will pass. >> This is probably an oversimplification, but I'm exploring

Re: [Mailman-Users] Mailman, DMARC and OpenDKIM

2014-04-27 Thread Lindsay Haisley
On Sun, 2014-04-27 at 10:34 -0700, Mark Sapiro wrote: > On 04/27/2014 10:16 AM, Lindsay Haisley wrote: > > My understanding is that DMARC alignment depends on both SPF and DKIM > > and that if a test using either protocol passes, then a DMARC will pass. > > This is probably an oversimplification, b

Re: [Mailman-Users] Mailman, DMARC and OpenDKIM

2014-04-27 Thread Mark Sapiro
On 04/27/2014 10:16 AM, Lindsay Haisley wrote: > My understanding is that DMARC alignment depends on both SPF and DKIM > and that if a test using either protocol passes, then a DMARC will pass. > This is probably an oversimplification, but I'm exploring the idea of > whether it might be possible to

[Mailman-Users] Mailman, DMARC and OpenDKIM

2014-04-27 Thread Lindsay Haisley
My understanding is that DMARC alignment depends on both SPF and DKIM and that if a test using either protocol passes, then a DMARC will pass. This is probably an oversimplification, but I'm exploring the idea of whether it might be possible to interpose a milter using OpenDKIM (perhaps zdkimfilter