New security features in Windows 11 protect users and empower IT

While attacks are getting more sophisticated, so are our defenses. With recent innovations like secured-core PCs that are 60 percent more resilient to malware than non-secured-core PCs,1 and the Microsoft Pluton Security Processor that adds more protection by isolating sensitive data like credentials and encryption keys, Windows 11[…]

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Microsoft 365 Defender demonstrates 100 percent protection coverage in the 2023 MITRE Engenuity ATT&CK® Evaluations: Enterprise 

For the fifth consecutive year, Microsoft 365 Defender demonstrated industry-leading extended detection and response (XDR) capabilities in the independent MITRE Engenuity ATT&CK® Evaluations: Enterprise. The attack used during the test highlights the importance of a unified XDR platform and showcases Microsoft 365 Defender as a leading solution, enabled[…]

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Forrester names Microsoft a Leader in the 2023 Zero Trust Platform Providers Wave™ report

Microsoft is proud to be recognized as a Leader in the Forrester Wave™: Zero Trust Platform Providers, Q3 2023 report. At Microsoft, we understand modernizing security is a complex task in this era of ever-evolving cyberthreats and complex digital environments. Serious threats have necessitated a paradigm shift in[…]

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Peach Sandstorm password spray campaigns enable intelligence collection at high-value targets

Since February 2023, Microsoft has observed password spray activity against thousands of organizations carried out  by an actor we track as Peach Sandstorm (HOLMIUM). Peach Sandstorm is an Iranian nation-state threat actor who has recently pursued organizations in the satellite, defense, and pharmaceutical sectors around the globe. Based[…]

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Uncursing the ncurses: Memory corruption vulnerabilities found in library

Microsoft has discovered a set of memory corruption vulnerabilities in a library called ncurses, which provides APIs that support text-based user interfaces (TUI). Released in 1993, the ncurses library is commonly used by various programs on Portable Operating System Interface (POSIX) operating systems, including Linux, macOS, and FreeBSD.[…]

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Malware distributor Storm-0324 facilitates ransomware access

The threat actor that Microsoft tracks as Storm-0324 is a financially motivated group known to gain initial access using email-based initial infection vectors and then hand off access to compromised networks to other threat actors. These handoffs frequently lead to ransomware deployment. Beginning in July 2023, Storm-0324 was[…]

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Cloud storage security: What’s new in the threat matrix

Today, we announce the release of a second version of the threat matrix for storage services, a structured tool that assists in identifying and analyzing potential security threats on data stored in cloud storage services. The matrix, first released in April 2021 as detailed in the blog post[…]

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Navigating privacy in a data-driven world with Microsoft Priva

Data protection and privacy have become business imperatives. In a global survey conducted by Microsoft and leaders in the academic privacy space, 90 percent of respondents said they would not buy from an organization that does not properly protect its data.1 More than ever, people have a high[…]

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Flax Typhoon using legitimate software to quietly access Taiwanese organizations

Summary Microsoft has identified a nation-state activity group tracked as Flax Typhoon, based in China, that is targeting dozens of organizations in Taiwan with the likely intention of performing espionage. Flax Typhoon gains and maintains long-term access to Taiwanese organizations’ networks with minimal use of malware, relying on[…]

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