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Learn how our identity-driven security solutions protect people, devices, and data from potential vulnerabilities at every touchpoint, everywhere they work.
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Defending consumer web properties against modern DDoS attacks
Read how to protect consumer websites and defend against modern DDoS attacks with layered security, resilient architecture, and graceful service degradation. -
8 best practices for CISOs conducting risk reviews
Embracing strong proactive security is something we can all do to mitigate our increased exposure to security threats. -
Building your cryptographic inventory: A customer strategy for cryptographic posture management
Learn how to build a comprehensive cryptographic inventory and strengthen quantum‑safe readiness using Microsoft Security tools, best‑practice lifecycle models, and partner solutions. Retain Microsoft Security Experts
Microsoft Security Experts are now available to strengthen your team with managed security services. Learn how to defend against threats with security experts.
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Threat actor abuse of AI accelerates from tool to cyberattack surface
Generative AI is upgrading cyberattacks, from 450% higher phishing click‑through rates to industrialized MFA bypass. -
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. -
From transparency to action: What the latest Microsoft email security benchmark reveals
The latest Microsoft benchmarking data reveals how Microsoft Defender mitigates modern email threats compared to SEG and ICES vendors. -
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. Modernize your Security Operations Center with Microsoft Sentinel
Microsoft Sentinel is a cloud-native SIEM solution powered by AI and automation that delivers intelligent security analytics across your entire enterprise.
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Women’s History Month: Encouraging women in cybersecurity at every career stage
This Women’s History Month, we explore ways to support the next generation of female defenders at every career stage. -
Threat modeling AI applications
AI threat modeling helps teams identify misuse, emergent risk, and failure modes in probabilistic and agentic AI systems. -
Scaling security operations with Microsoft Defender autonomous defense and expert-led services
AI-powered cyberattacks outpace aging SOC tools, and this new guide explains why manual defense fails and how autonomous, expert-led security transforms modern protection. -
New e-book: Establishing a proactive defense with Microsoft Security Exposure Management
Read the new maturity-based guide that helps organizations move from fragmented, reactive security practices to a unified exposure management approach that enables proactive defense.
