Microsoft continually updates security intelligence in antimalware products to cover the latest threats and to constantly tweak detection logic, enhancing the ability of Microsoft Defender Antivirus ...

Storm-2945, a sub-cluster of the Russian threat actor Midnight Blizzard, has been observed compromising the sign-in portals ...

Get news, updates, and insights about Microsoft's integrated cloud platform for cloud solutions from the team of experts at The Microsoft Cloud Blog .

Explore July 2026 Microsoft Security updates, including agentic defense, AI threat protection, identity, data security, and ...

What's the Tea, a new podcast from Microsoft, explores the pace at which leaders are transforming their organizations with AI ...

New data from Microsoft 365 Copilot telemetry signals, along with examples from our customers around the world, demonstrate AI transformation in action.

Learn how better questions, trusted AI, and human judgment help security leaders make confident decisions and build resilient ...

A workforce of specialized AI agents, now in preview – red, blue, and green – that reason across your security data, tools, and workflows to expose gaps, investigate threats, and remediate them ...

Most AI safety testing still happens inside the walls of individual organizations. That has resulted in a fundamental disconnect: many of the highest-risk failure modes in modern AI systems require ...

In the 1980s, early open-source software pioneers challenged the prevailing belief that software would advance only if companies kept tight control over their code. This movement pushed for a ...

Discover how nonprofits are applying AI to strengthen communities, expand opportunity, and create lasting impact across the globe.

Our collaboration with AXA XL brings Microsoft Incident Response services directly to cyber insurance policyholders, helping ...