On Thursday 09 February 2017 10:15:17 Philip Paeps wrote:
> Also note that DMARC breaks forwarding like this (or forwarding breaks
> DMARC, depending on your religious affiliation).  You can get around SPF
> as long as your envelope matches your relay but for DMARC, the From:
> domain also needs to be aligned.
> 

Forwarding does not break DMARC. A DMARC pass requires that either SPF or DKIM 
pass, not both.

Forwarding only breaks DMARC if you modify the message and break the DKIM 
signature. Mailing lists that modify the Subject header or body, for instance, 
break DMARC. Normal forwarding does not.

Forwarding is still a terrible idea, of course. Spam has killed forwarding, 
IMO.

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