· DMARC: Validates legitimate senders and blocks fraudulent emails.
· SPF: Authorises which servers can send email for a domain.
· DKIM: Uses cryptographic signatures to verify that messages are authentic and unaltered.
· BIMI: Displays verified brand logos in email inboxes, increasing trust.
· MTA-STS: Enforces secure encryption for emails in transit.
· TLS-RPT: Provides reporting on encryption issues.
Across industries, there is a strong movement toward broader DMARC adoption, driven by regulatory compliance requirements. By embedding Sendmarc into our services, HD IT shows its commitment to helping Australian organisations stay protected in a digital-first world.
At HD IT, our priority is keeping our customers secure, resilient, and confident in the technology they use.
Test your own domain security today with Sendmarc’s free domain checker.