On 2015-11-24 13:11, Tom Lane wrote:
> Kevin Grittner <kgrittn@gmail.com> writes:
>> On Tue, Nov 24, 2015 at 11:10 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>>> change the From header (and add a Reply-To, so replies still work).
>
>> If this were done, would the other steps (not changing the subject
>> or body of the email) be necessary?
>
> See my followup: I think it's probably true that we could skip those
> changes. But Rudy commented that there's a lot of underdocumented
> subtlety here. There might be reasons I'm missing why we'd need to
> stop doing those things. It doesn't seem like DMARC as such would
> force that, but perhaps those things trigger some popular antispam
> heuristics.
>
> regards, tom lane
Any Header or Body changes will invalidate most, if not all, DKIM
signatures. Since DKIM is used as part
of DMARC, it's a problem.
Not sure what MajorDomo2 will allow you to do.
--
Larry Rosenman http://www.lerctr.org/~ler
Phone: +1 214-642-9640 E-Mail: ler@lerctr.org
US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961
