Detect and disrupt AI-themed attacks with Microsoft Defender
See how Microsoft Defender detects and disrupts AI-themed phishing, malware, and multi-stage attacks across the attack chain.
Best practices
Get practical guidance for building a stronger, more resilient security strategy. Learn best practices from Microsoft experts that’ll help you defend against today’s threats.
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Better security starts with better questions
Learn how better questions, trusted AI, and human judgment help security leaders make confident decisions and build resilient systems. -
AI is accelerating cyberattacks—here’s how to stay ahead
See how Microsoft unifies identity and security signals to help teams prevent, detect, and respond to AI-accelerated attacks faster. -
Turn specs into evals for any agent with ASSERT
Adaptive Spec-driven Scoring for Evaluation and Regression Testing (ASSERT) is an open-source framework for converting natural language behavior requirements into executable evaluations of AI models and agents. Retain Microsoft Defender Experts
Microsoft Defender Experts are available to strengthen your teams with expertise when and where you need it. Learn how to elevate your security with expert-led services.
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Microsoft Security success stories: How St. Luke’s and ManpowerGroup are securing AI foundations
How Frontier firms secure AI at scale: read how Microsoft customers embed governance, identity, and cloud security to make protection an enabler of AI growth. -
Securing the gaming culture of cultures
Read about the unique challenges and rewards of securing gaming platforms and how to better protect gaming communities. -
How to better protect your growing business in an AI-powered world
See how built-in security helps keep your growing business running, protect customer trust, and support growth. -
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. 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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World Passkey Day: Advancing passwordless authentication
This World Passkey Day, read how Microsoft is advancing passkey adoption to replace passwords, cut phishing risk, and deliver simpler, more secure sign-ins. -
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. -
Making opportunistic cyberattacks harder by design
How Microsoft secures Dynamics 365 and Power Platform by removing credentials, reducing attack surfaces, and using platform engineering to block opportunistic threats. -
The threat to critical infrastructure has changed. Has your readiness?
Five facts critical infrastructure (CI) leaders need to act on in 2026, grounded in what Microsoft Threat Intelligence is observing across sectors right now.
