How Microsoft Defender protects high-value assets in real-world attack scenarios

Collection of Microsoft Security Blog posts covering defensive successes and guidance across identity, supply chain, ransomware, and AI security. Key items: Microsoft Defender’s asset-aware protections for high-value assets (domain controllers, web servers, identity infrastructure); analysis and detection/mitigation guidance for the Trivy supply‑chain compromise where attackers injected credential‑stealing malware into CI/CD distribution channels; a case study where Defender’s predictive shielding blocked GPO-based, human-operated ransomware at scale; emphasis on identity as a primary attack/​