MCP tool poisoning turns trusted AI agents into a control plane for data loss. Learn how threat actors manipulate tool ...

We’re accelerating quantum-safe readiness—and sharing what organizations can do now to transition earlier and with confidence ...

Frost Radar recognizes Microsoft leadership in cloud and application runtime security, helping teams prioritize and reduce exploitable risk.

This month’s updates help security and IT teams strengthen identity and multicloud foundations, protect data wherever it ...

Explore the 2026 Agent Confidence Index from MIT Technology Review Insights and Microsoft. New global research shows and how ...

SMBs are using secure AI to build trust, integrate workflows, and turn security into a foundation for scalable growth. Learn ...

Microsoft takes a defense-in-depth approach to protect AI memory spanning every layer of the stack: storage, retrieval, model ...

A malicious Chromium-based extension that spoofs the AI-powered answer engine Perplexity AI redirects browser search traffic using MV3 APIs and intermediary infrastructure.

Endpoint Management Platforms, Q2 2026, with the highest scores in the current offering and strategy categories.

Microsoft Threat Intelligence identified an active multi-stage intrusion campaign targeting hospitality organizations in ...

Discover how Microsoft aligns with the next phase of CNAPP—helping organizations correlate signals, prioritize risk, and ...

Read how Microsoft Security has advanced its agentic vulnerability detection system, codename MDASH, integrating into ...