Microsoft Security Blog · Scour

How Microsoft builds privacy and security to work hand-in-hand

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Explore the latest Microsoft Incident Response proactive services for enhanced resilience

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Phishing actors exploit complex routing and misconfigurations to spoof domains

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Introducing the Microsoft Defender Experts Suite: Elevate your security with expert-led services

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New Microsoft e-book: 3 reasons point solutions are holding you back | Microsoft Security Blog

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Access Fabric: A modern approach to identity and network access

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Defending against the CVE-2025-55182 (React2Shell) vulnerability in React Server Components

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Microsoft named an overall leader in KuppingerCole Leadership Compass for Generative AI Defense

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Imposter for hire: How fake people can gain very real access

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Clarity in complexity: New insights for transparent email security

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From awareness to action: Building a security-first culture for the agentic AI era

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Shai-Hulud 2.0: Guidance for detecting, investigating, and defending against the supply chain attack

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Changing the physics of cyber defense

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Stronger together: New Beazley collaboration enhances cyber resilience

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Microsoft named a leader in the 2025 Gartner® Magic Quadrant™ for Email Security

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Cybersecurity strategies to prioritize now

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How to build forward-thinking cybersecurity teams for tomorrow

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Charting the future of SOC: Human and AI collaboration for better security

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Microsoft named a Leader in the Gartner® Magic Quadrant™ for Access Management for the ninth consecutive year

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Agents built into your workflow: Get Security Copilot with Microsoft 365 E5

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