Dave CROCKER wrote:
David MacQuigg wrote:
Failed DKIM would be a policy reason.
It would also violate the DKIM specification.
Not if its a DKIM POLICY based reason. I presumed he meant RFC 5617
DKIM=DISCARDABLE|ALL where From: and DKIM-Signature: or lack there of,
headers is all that is needed.
Failed DKIM validation is to be treated as if no signature is present.
which violates RFC 5617 DKIM=DISCARDABLE policy which would justify a
SMTP level rejection or POST SMTP message acception silent discard.