DKIM: A Digital Signature for Your Emails
DomainKeys Identified Mail (DKIM) is an email authentication protocol that adds a digital signature to outgoing emails. This signature allows receiving mail servers to verify the authenticity of the email and its sender.
How DKIM Works
Digital Signature: A private key is used to sign the email header. Public Key Publication: The corresponding public key is published in a DNS record. Signature Verification: The receiving mail server uses the public key to verify the digital signature. Key Benefits of DKIM