Microsoft 365 security checklist.
The hardening controls our senior team applies on real Microsoft 365 tenants, identity first, where most breaches start.
What you get.
5 areasIdentity & access
MFA via Conditional Access, block legacy auth, PIM for admins.
Email & collaboration
SPF/DKIM/DMARC, Safe Links & Attachments, anti-phishing.
Data protection
Sensitivity labels, DLP, scoped external sharing.
Devices
Intune compliance, disk encryption enforced.
Monitoring & recovery
Audit log, Secure Score, third-party M365 backup.
A general, plain-English resource offered as-is, not a substitute for tailored professional advice. We recommend reviewing it against your own environment.
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hardened properly?
We run this checklist against your Microsoft 365 environment, fix the gaps, and lift your Secure Score.
