AI and agents

AI and machine learning help you identify threats sooner and respond more effectively. Learn how to safeguard your infrastructure as a service (IaaS), platform as a service (PaaS), and software as a service (SaaS) resources across multicloud and hybrid environments.

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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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February 12

17 min read

Detecting and mitigating common agent misconfigurations

Agents are increasingly powerful. With that power comes risk: small misconfigurations, over‑broad sharing, unauthenticated access, and weak orchestration controls can create real exposure.
February 12

7 min read

Your complete guide to Microsoft experiences at RSAC™ 2026 Conference

Microsoft Security returns to RSAC Conference to show how Frontier Firms—organizations that are human-led and agent-operated—can stay ahead.
February 11

3 min read

The strategic SIEM buyer’s guide: Choosing an AI-ready platform for the agentic era

New guide details how a unified, AI ready SIEM platform empowers security leaders to operate at the speed of AI, strengthen resilience, accelerate detection and response, and more.
February 10

6 min read

80% of Fortune 500 use active AI Agents: Observability, governance, and security shape the new frontier

Read Microsoft’s new Cyber Pulse report for straightforward, practical insights and guidance on new cybersecurity risks.
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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February 10

15 min read

Manipulating AI memory for profit: The rise of AI Recommendation Poisoning

That helpful “Summarize with AI” button? It might be secretly manipulating what your AI recommends.
February 9

3 min read

A one-prompt attack that breaks LLM safety alignment

As LLMs and diffusion models power more applications, their safety alignment becomes critical.
February 4

7 min read

Detecting backdoored language models at scale

We’re releasing new research on detecting backdoors in open-weight language models and highlighting a practical scanner designed to detect backdoored models at scale and improve overall trust in AI systems.
February 3

6 min read

Microsoft SDL: Evolving security practices for an AI-powered world

Discover Microsoft’s holistic SDL for AI combining policy, research, and enablement to help leaders secure AI systems against evolving cyberthreats.
Go beyond data protection with Microsoft Purview

Govern, protect, and manage all of your data with Microsoft Purview, comprehensive solutions to help give you better visibility and control.

Learn more
January 29

5 min read

New Microsoft Data Security Index report explores secure AI adoption to protect sensitive data

The 2026 Microsoft Data Security Index explores one of the most pressing questions facing organizations today: How can we harness the power of generative while safeguarding sensitive data?
January 23

8 min read

From runtime risk to real‑time defense: Securing AI agents

Why securing AI agents at runtime is essential as attackers find new ways to exploit generative orchestration.
January 22

5 min read

Microsoft Security success stories: Why integrated security is the foundation of AI transformation

Discover how Ford, Icertis, and TriNet modernized security with Microsoft—embedding Zero Trust, automating defenses, and enabling secure AI innovation at scale.
January 20

7 min read

Four priorities for AI-powered identity and network access security in 2026

Discover four key identity and access priorities for the new year to strengthen your organization’s identity security baseline.