Problem with PGP-signed E-Mails

[Jan Kowalsky]

Hi Torben,


Am 01.06.2018 um 11:47 schrieb T. Mohrfeldt (Liesegang GmbH):
> Hello fellow Kolabusers,
> 
> I've recently installed the enigmail-plugin for roundcubemail and so far
> it's working fine,
> 
> however as soon as I try to send a message signed and not encrypted with
> PGP the signature is valid in my Sent-Folder but invalid at the
> receiving Inbox. I am a little bit puzzled, can DKIM signing be the
> problem? And if so how can I solve this (if it' solvable...). What else
> could be tampering with my sent mail?

can you send the source of both emails?

Regards
Jan