Tag: DKIM
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Setting up openDKIM with Postfix (+ Troubleshooting)
Introduction DomainKeys Identified Mail, abbreviated as DKIM. It is a protocol which ensures that, the emails received are from right and authentic senders, and are not forged. DKIM uses public key cryptography [wiki link]. Most of the times when you deal with a mail server, emails are unfortunately going into spam, because your DNS does…