10 Nov
2020
10 Nov
'20
17:50
Am Mon, 09 Nov 2020 11:25:33 +0100 schrieb Per Jessen <per@opensuse.org>:
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 adds zero value for the target audience, and it is technically wrong. Olaf