Aah my provider is hosing up the formatting? I'll make sure to 'keep formatting' in my future replies, hopefully that'll help. Although I seem to only have that option on my first reply, so I don't have the option on existing threads.
On Fri, 2019-11-01 at 15:51 +0300, Dmitry Alexandrov wrote: > Ian Kelling <[email protected]> wrote: > > Dmitry Alexandrov <[email protected]> writes: > > > It’ve just got the following message where ‘From’ is rewritten: > > > > This happens very rarely and its due to misconfigured email servers > > which send us bad dkim signatures, including bad in the case that > > they include nonexistent list-* headers in their list of signed > > headers, which should never be done. > > Yes, indeed. Though, unfortunately, there is a header, that is fully > legitimate for a user to set (and sign), but is rather abused by > Mailman — thatʼs ‘Sender’. Neither Majordomo nor public-inbox do > that, why Mailman is so peculiar, I wonder. > > > In this case, the dkim signature failed to verify when it got to > > our server, so we had to rewrite it. > > > > 2019-10-31 12:45:26.710 [1437] 1iQDZe-0000NB-Mc DKIM: > > d=opengroupware.ch s=dkim20160331 c=relaxed/relaxed a=rsa-sha256 > > b=4096 t=1572539476 x=1574353877 [verification failed - signature > > did not verify (headers probably modified in transit)] > > > > I'm planning to implement an autoreply in such cases to let the > > posters know to fix their mail server. > > In the light that opengroupware.ch is <https://kolabnow.com>, which > is commercial email service provider, that looks funny. It might > even be a good idea to contact them, rather than user. > > In any case, thank you for taking the time to explain. > _______________________________________________ > libreplanet-discuss mailing list > [email protected] > https://lists.libreplanet.org/mailman/listinfo/libreplanet-discuss _______________________________________________ libreplanet-discuss mailing list [email protected] https://lists.libreplanet.org/mailman/listinfo/libreplanet-discuss
