Microsoft Security Blog ยท April 17, 2026

Containing a domain compromise: How predictive shielding shut down lateral movement

Why it matters

Domain compromise accelerates fast. Predictive shielding slowed it down. This real-world attack shows how exposure-based containment stopped credential abuse and broke the threat actor's momentum. The post Containing a domain compromise: How predictive shielding shut down lateral movement appeared first on Microsoft Se

My takeaway: Worth reading as a model for exposure-based containment. The AI angle is that identity-linked agent and automation systems inherit the same blast radius when privileged credentials are abused.