DL Gallivan IT

Microsoft 365 Email Authentication: SPF, DKIM, DMARC (Plain-English Guide)

A practical overview of how email authentication works and how it reduces spoofing and delivery issues.

Replace content

This is a placeholder article page. Replace with your real content later.

Suggested structure: Problem → Why it matters → Recommended approach → Practical steps → Common pitfalls.

Tip: If you want, we can add MDX support and a content folder with frontmatter.

Discovery call

Ready for proactive, security-forward IT?

We’ll review your environment, identify practical quick wins, and outline a clear path to stability and stronger posture.