Microsoft Defender Best Practices
Build a durable Microsoft Defender operating model with clear ownership, telemetry, controls, and continuous improvement.
What you will learn
Baseline design, policy lifecycle, incident response, exception management, governance, and measurement.
Implementation and governance
Combine technical controls with an operating cadence: review secure posture, incidents, exceptions, and product changes on a predictable schedule.
Recommended podcast episodes
- Microsoft Secure Score — Simply Explained
- Microsoft Defender for Office 365 — Simply Explained
- Microsoft Defender for Endpoint — Simply Explained
- Microsoft Defender for Identity — Simply Explained
- Microsoft Defender for Cloud Apps — Simply Explained
Continue learning
Return to the Microsoft Defender Learning Hub for the complete path, or use the M365.fm Learning Hub to explore another domain.
Last reviewed: July 2026.
Operating model checklist
- Assign owners for triage, containment, tuning, and reporting.
- Review posture improvements on a regular cadence.
- Use incidents and simulations to improve controls and learning content.
FAQ
What makes a Defender deployment sustainable?
Sustainability comes from clear ownership, repeatable response workflows, measured improvement, and connections between the individual Defender workloads.
Continue learning: return to the Microsoft Defender Learning Hub.