Help on the line: How a Microsoft Teams support call led to compromise
A DART investigation into a Microsoft Teams voice phishing attack shows how deception and trusted tools can enable identity-led intrusions and how to stop them.
News
Explore recent cybersecurity news—including evolving threats, industry trends, product releases, and Microsoft initiatives.
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Simplify endpoint management with Microsoft Intune
Microsoft Intune is a cloud-based unified endpoint management platform that empowers IT to manage, assess, and protect apps and devices.
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Secure agentic AI for your Frontier Transformation
We are announcing the next step to make Frontier Transformation real for customers across every industry with Wave 3 of Microsoft 365 Copilot, Microsoft Agent 365, and Microsoft 365 E7: The Frontier Suite. -
The security implementation gap: Why Microsoft is supporting Operation Winter SHIELD
Most security incidents happen in the gap between knowing what matters and actually implementing security controls consistently. -
Microsoft announces the 2026 Security Excellence Awards winners
Congratulations to the winners of the 2026 Microsoft Security Excellence Awards that recognize the innovative defenders who have gone above and beyond. Secure and verify every identity with Microsoft Entra
Microsoft Entra expands beyond identity and access management with new product categories such as cloud infrastructure entitlement management (CIEM) and decentralized identity.
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Microsoft named a Leader in IDC MarketScape for Unified AI Governance Platforms
Microsoft is honored to be named a Leader in the 2025–2026 IDC MarketScape for Unified AI Governance Platforms, highlighting our commitment to making AI innovation safe, responsible, and enterprise-ready. -
Explore the latest Microsoft Incident Response proactive services for enhanced resilience
The new proactive services from Microsoft Incident Response turn security uncertainty into readiness with expert‑led preparation and advanced intelligence. -
Introducing the Microsoft Defender Experts Suite: Elevate your security with expert-led services
Announcing Microsoft Defender Experts Suite, a integrated set of expert-led services that helps security teams keep pace with modern cyberattacks. -
Microsoft named an overall leader in KuppingerCole Leadership Compass for Generative AI Defense
Today, we are proud to share that Microsoft has been recognized as an overall leader in the KuppingerCole Leadership Compass for Generative AI Defense. Prevent threats with Microsoft Defender
The Microsoft Defender family offers comprehensive threat prevention, detection, and response capabilities for everyone—from individuals looking to protect their family to the world’s largest enterprises.
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Microsoft named a leader in the 2025 Gartner® Magic Quadrant™ for Email Security
Microsoft has been named a Leader in the 2025 Gartner® Magic Quadrant™ for Email Security, which we believe highlights the innovative capabilities of Microsoft Defender for Office 365. -
Microsoft named a Leader in the Gartner® Magic Quadrant™ for Access Management for the ninth consecutive year
We’re happy to share that Microsoft has been recognized as a Leader in the 2025 Gartner® Magic Quadrant™ for Access Management for the ninth consecutive year. -
Securing our future: November 2025 progress report on Microsoft’s Secure Future Initiative
When we launched the Secure Future Initiative, our mission was clear: accelerate innovation, strengthen resilience, and lead the industry toward a safer digital future. -
Whisper Leak: A novel side-channel attack on remote language models
Microsoft has discovered a side-channel attack on language models which allows adversaries to conclude model conversation topics, despite being encrypted.
