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Microsoft Security
@msftsecurity
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The alert is dead, according to one of our Microsoft Ignite session titles. Your on-call phone would like a word. Find out what replaces it, plus more security sessions, Nov 17-20 in San Francisco. Save your seat: #MSIgnite#
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Security starts at the core. Windows memory integrity helps protect critical system processes by making it harder for malicious software to compromise devices.
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Agents can go from safe to risky mid-task. Watch Microsoft CVP Yina Arenas demo how new Microsoft 365 and Project Perception capabilities help you adapt.
I recently wrote about why we need to treat models as insider risks, with security controls sitting outside the model itself. Today, we're putting that principle into practice by expanding Project Perception with new capabilities to help continuously assess agent risk, adapt permissions, and contain threats.
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#CybersecurityAwarenessMonth#, join @Microsoft Windows Security team this Cybersecurity Awareness Month for some security tips. 🔐   This is a reminder that staying secure starts with the basics including how your device starts up. 
Every time you turn on your device, you expect it to start safely. Secure Boot checks that the software needed to start your device can be trusted, helping stop malicious software from sneaking in before Windows starts. Learn more → @msftsecurity @MicrosoftLearn @MSFTnews 
 @msftsecresponse
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From May through September, Microsoft's FORGE Lab helped discover Windows vulnerabilities assigned 140 CVEs and submitted 155 validated reports across 23 open-source projects. Here's what that taught us about scale:
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Mark it: October 6, 9 AM PT. New live AMA with the engineers building the Integrated Security Operations Center (ISOC) in Microsoft Defender. Your questions, answered on camera. Join here:
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New Microsoft Digital Defense Report is out. Less talk about volume, more on how attacks are evolving and which gaps deserve your attention this year. Explore the latest trends:
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New Cyberattack Series report: a threat actor reset one password and ended up inside the systems where code gets built and shipped. No malware, no exploits. Full report:
How fast can attack disruption stop a ransomware attack? Faster than it took to show you. A look inside the new Microsoft Defender ISOC:
Now generally available: Microsoft Purview and Microsoft Entra Global Secure Access bring data security to the network across human and agent traffic. Sensitive files headed for an unsanctioned AI tool can be blocked before they leave. Rest of this month's updates:
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XDR and SIEM now in one platform. Meet the new ISOC in Microsoft Defender—a SOC built for agentic security. Here to help you investigate and respond more efficiently.
New email security benchmark data: Microsoft Defender missed the fewest high-severity threats. Missed threats are climbing across the board as AI makes impersonation more convincing. Latest report:
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Secure Now in Microsoft Security Exposure Management shows foundational controls that will help reduce risk and connects you with where to act. Learn more: