DKIM is DomainKeys Identified Mail, an email authentication method that uses cryptographic signatures to verify message integrity.
Example of DKIM
Example: DKIM adds a signature that helps receiving mail servers verify that an email was not altered in transit and is associated with the sending domain.
Why DKIM matters
It matters because email is one of the few channels a business can own directly. Strong email fundamentals improve trust, deliverability, segmentation, and long-term lead nurturing.
Related terms
Frequently Asked Question
What does DKIM mean?
DKIM means DomainKeys Identified Mail, an email authentication method that uses cryptographic signatures to verify message integrity.