On Tue, 2020-02-11 at 11:34 +0100, Alessandro Vesely via mailop wrote: > On Sun 09/Feb/2020 00:33:34 +0100 Simon Lyall via mailop wrote: > > On Sat, 8 Feb 2020, Aragon Gouveia via mailop wrote: > > > Does anyone know why this list breaks DKIM verification? In particular it > > > looks like it's altering From, Reply-To, and Cc headers, and failing to > > > perform any kind of resigning too. > > > > Changing the From (and other headers) needs to be done by the mailing list. > > If > > we [don't] change the From then the list will be blocked for SPF failures. > > That's not exact. SPF uses the envelope from. The From: header field has to > be changed because of DMARC.
The list could also add a sig which would add a lot of value, but that's probably already known. There is no easy panacea for mailinglists to responsibly reflect email without disrupting DKIM and therefore DMARC. -Jim P. _______________________________________________ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop
