AI and machine learning

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.
Explore products
April 21

6 min read

Securing our future: April 2025 progress report on Microsoft’s Secure Future Initiative

The Microsoft Secure Future Initiative (SFI) stands as the largest cybersecurity engineering project in history and most extensive effort of its kind at Microsoft.
April 16

12 min read

Cyber Signals Issue 9 | AI-powered deception: Emerging fraud threats and countermeasures

Microsoft maintains a continuous effort to protect its platforms and customers from fraud and abuse.
April 14

2 min read

Explore how to secure AI by attending our Learn Live Series

Register to attend one or all our Learn Live sessions to learn how to secure your environment for AI adoption.
April 1

4 min read

Transforming public sector security operations in the AI era

Read how Microsoft’s unified security operations platform can use generative AI to transform cybersecurity for the public sector.
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.
Get started
March 31

13 min read

Analyzing open-source bootloaders: Finding vulnerabilities faster with AI

Using Microsoft Security Copilot to expedite the discovery process, Microsoft has uncovered several vulnerabilities in multiple open-source bootloaders impacting all operating systems relying on Unified Extensible Firmware Interface (UEFI) Secure Boot.
March 31

5 min read

New innovations in Microsoft Purview for protected, AI-ready data

Microsoft Purview delivers a comprehensive set of solutions that help customers seamlessly secure and confidently activate data in the era of AI.
March 24

7 min read

Microsoft unveils Microsoft Security Copilot agents and new protections for AI

Learn about the upcoming availability of Microsoft Security Copilot agents and other new offerings for a more secure AI future.
March 6

3 min read

Women’s History Month: Why different perspectives in cybersecurity and AI matter more than ever before

This Women’s History Month serves as a crucial moment for us to lead and continue to pave the way for a more inclusive future.
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
March 4

4 min read

Securing generative AI models on Azure AI Foundry

Discover how Microsoft secures AI models on Azure AI Foundry, ensuring robust security and trustworthy deployments for your AI systems.
February 18

8 min read

Join us for the end-to-end Microsoft RSAC 2025 Conference experience

Join Microsoft at RSAC 2025, where we will showcase end-to-end security designed to help organizations accelerate the secure adoption of AI.
February 13

6 min read

Securing DeepSeek and other AI systems with Microsoft Security

Microsoft Security provides cyberthreat protection, posture management, data security, compliance and governance, and AI safety, to secure AI applications that you build and use.
February 3

7 min read

Hear from Microsoft Security experts at these top cybersecurity events in 2025

Security events offer a valuable opportunity to learn about the latest trends and solutions, evolve your skills for cyberthreats, and meet like-minded security professionals.