9 May
2023
9 May
'23
8:26 p.m.
On Tue, May 09, 2023 at 08:03:39PM +0200, Jaroslav Kysela wrote:
DMARC is a internet standard - see RFC7489, RFC8616. It means that the mailing lists cannot send e-mails with From from other domains which have restricted policies set by *their* administrators. So basically, all mail servers violates this if they keep the From header.
This is not correct. Operating a mailing list server is perfectly DMARC-compliant as long as:
- messages have DKIM signatures - ML software doesn't modify any of the signed headers - ML software doesn't touch the body
-K