Sarah
Cloud Engineer
Dec 22, 2024 • 7 min read
1) Enforce MFA/SSO for all
2) Block legacy auth
3) CA policies for risky sign-ins
4) Safe Links & Safe Attachments
5) Backup M365 (mail/OneDrive/SharePoint)
6) Run a restore test monthly
Share
Cloud
Microsoft 365 hardening checklist you can run this week
Practical settings for SMBs: MFA, conditional access, safe links/attachments, and backup/restore you've tested.