On Wed, Jun 02, 2021 at 01:22:31PM +0200, Tim Düsterhus, WoltLab GmbH via
mailop wrote:
> Mail is being sent with a 'MAIL FROM:<[email protected]>'
> with the 'From:' containing an email address of the customer's custom
> domain.
> We're DKIM signing the emails using a key in the 'bounce.woltlab.cloud'
> domain and add a 'Feedback-ID: customer_id:WCloud' header to all emails, in
> an attempt to uniquely identify the customer in cases of spam reports.
So you produce third party signatures. You need to sign also with the
customer's domain if you want to have that in the From header.
Bastian
--
... The prejudices people feel about each other disappear when they get
to know each other.
-- Kirk, "Elaan of Troyius", stardate 4372.5
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