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Guide · Security

Microsoft 365 security starter guide

A practical first ninety days: the identity, device, and data controls that move the needle most.

The first ninety days

This guide sets out a sensible order for hardening a Microsoft 365 tenant, focused on the controls that raise your baseline quickly using licensing you likely already hold.

  • Weeks 1 to 3: Entra ID, MFA, and Conditional Access foundations
  • Weeks 4 to 6: device compliance through Intune
  • Weeks 7 to 9: Defender tuning and Purview data hygiene

Ask us for the full checklist version, or book a discovery call to tailor it to your environment.

Turn this into a plan for your environment.

A short discovery call is the fastest way to apply this to your Microsoft estate.