DKIM: Difference between revisions
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Optionally, further DNS records (DMARC) can be added which declare to email servers receiving the message what should be done it it fails the DKIM test - eg, do nothing, block or quarantine.
Even if messages are just signed, then this can help them not to be marked as spam by the recipient. This can help prevent messages that our customers send to gmail/outlook being put in to spam folders.
== Signing by smtp.aa.net.uk ==
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