Email Authentication
Email Authentication and Security
There are 3 authentication methods to verify email coming from a specific domain is authentic; SP...
SPF Record Construction
At the beginning of the record, v=spf1 identifies this as an SPF record. At the end of the record...
DMARC Record Construction
At the beginning of the record, v=DMARC1 identifies this as a DMARC record. The following compone...
DKIM Record Construction
DKIM requires setup on the sending server. In the case of Microsoft 365, this is configured in 36...