Olaf Hering composed on 2020-11-10 18:50 (UTC+0100):
Am Mon, 09 Nov 2020 11:25:33 +0100 schrieb Per Jessen:
We change the Subject header and prepend the listname (in square brackets) and we append a friendly footer to every posting, explaining to the recipient how to unsubscribe and contact the owner.
Those changes invalidate the DKIM signature
Then just stop doing such nonsense It's not nonsense. Mailing lists have been prepending listnames for decades because...
It adds zero value for the target audience ...they do serve a useful purpose for their target audiences.
and it is technically wrong That doesn't matter if the majority of actual users decide otherwise, and the admins agree. Rules made by those in no position to be affected by those rules have no business being imposed upon masses who are. Any such "rules" should constitute no more than recommendations. -- Evolution as taught in public schools, like religion, is based on faith, not on science.
Team OS/2 ** Reg. Linux User #211409 ** a11y rocks! Felix Miata *** http://fm.no-ip.com/