M365 Incident Response
Responding to a Compromised Microsoft 365 Mailbox Work through these steps in order. Do not stop after step 1 — a password reset alone is not enough. Step...
Tue, Apr 7, 2026 at 6:43 AM
Only start this once containment is complete (password reset, sessions revoked, MFA verified, inbox rules removed). Investigating while the attacker still h...
Wed, Apr 1, 2026 at 10:47 AM