How to Enable Multi-Factor Authentication for Microsoft 365
Step-by-step guide to enabling MFA in Microsoft 365 — security defaults for Microsoft Entra ID Free, Conditional Access for Microsoft Entra ID P1+, plus PowerShell.
Security — Microsoft 365 admin guides
Guides for Microsoft 365 security and identity protection.
How to Set Up a Conditional Access Policy in Microsoft Entra ID
Step-by-step guide to creating a Conditional Access policy in Microsoft Entra ID, including Report-only mode, break-glass exclusions, and rollout best practices.