3 lessons from frontier AI vulnerability research
Read how How Microsoft Security's FORGE Lab is scaling vulnerability research from Windows to the Linux kernel.
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Stay up to date with the latest cyber security news and threats from around the world.
October 7, 2026
October 6, 2026
CISO perspectives on managing vulnerability risks in the age of AI
Learn how CISOs can mitigate cybersecurity risks and increase resilience in the age of AI-powered vulnerability management.
CISO perspectives on managing vulnerability risks in the age of AI
Learn how CISOs can mitigate cybersecurity risks and increase resilience in the age of AI-powered vulnerability management.
October 1, 2026
Insights from the 2026 Microsoft Digital Defense Report
Read highlights from the 2026 Microsoft Digital Defense Report, which reflects a security environment that continues to grow more interconnected.
Preparing governments for an era of interconnected cyber risk
According to this year’s Microsoft Digital Defense Report, government agencies and services were the sector most impacted by cyber threats in 2026, accounting for 27% of observed activity,...
September 30, 2026
Secure what’s next: Your guide to Microsoft Security at Microsoft Ignite 2026
This year at Microsoft Ignite, we spotlight our AI-first, end-to-end security platform designed to protect identities, devices, data, applications, clouds, infrastructure, and the AI agents now working alongside...
Unauthenticated command injection on internet-facing mail servers: tracking CVE-2026-73570
Microsoft Threat Intelligence examines CVE-2026-73570 exploitation in Zimbra, including observed attack paths, detection opportunities, and mitigation guidance.
September 29, 2026
Phishing Abuses RMM Tools for Persistent Access
Microsoft observed phishing campaigns that abused MSP360 RMM to deploy ScreenConnect, creating redundant remote-access channels for follow-on activity
Beyond source code: A path to the keys to the kingdom
Explore how Storm-3068 turned a compromised identity into broader cloud access and the steps organizations can take to defend their identities, pipelines, and cloud infrastructure.
Star Blizzard refines phishing and malware delivery with the RedFlick technique
Since January 2026, Microsoft has observed Russian state threat actor Star Blizzard evolve their detection evasion capabilities through large-scale phishing campaigns, the use of accounts on compromised websites,...
September 28, 2026
NeedyMantis: Unpacking a post-compromise malware family used in targeted operations
Microsoft Threat Intelligence identified NeedyMantis, a modular post-compromise malware framework used in targeted intrusions that combines custom loaders, encrypted archives, and extensible components to maintain long-term access and...