Microsoft software and cloud platforms underpin enterprise systems, so vulnerabilities and security advisories can affect identity, data, and operations.
Search across headline titles and summaries.
Background for this topic.
Microsoft is a technology company whose Windows, Microsoft 365, Azure, identity services, and developer tools form a widely deployed enterprise computing ecosystem. Its security relevance spans endpoint and server software, cloud control planes, authentication, collaboration data, and the update mechanisms used to maintain them.
Security news under this tag commonly concerns vulnerabilities requiring patching, exploits against exposed services, identity or token compromise, and misconfiguration of cloud permissions or authentication policies. Practitioners should verify affected versions and exposure, apply updates or mitigations, enforce multifactor authentication and least privilege, and monitor relevant audit logs. Incidents involving Microsoft-hosted identities or data may require rapid session and credential containment, investigation across cloud and on-premises systems, and assessment of privacy or regulatory obligations.
Microsoft is testing a new AI-powered text generation feature in Notepad that can let Windows Insiders create content based on custom prompts. [...]
Signal has updated its Windows app to protect users' privacy by blocking Microsoft's AI-powered Recall feature from taking screenshots of their conversations. [...]
Patching is basic cyber hygiene — but executing it at scale, securely, and fast? That's the real challenge. ThreatLocker's Patch Management flips the script with control, visibility, and Zero Trust workflows built for today's threat landscape. [...]
The VanHelsing ransomware-as-a-service operation published the source code for its affiliate panel, data leak blog, and Windows encryptor builder after an old developer tried to sell it on the RAMP cybercrime forum. [...]
Microsoft has released out-of-band updates to fix a known issue causing Windows 10 systems to boot into BitLocker recovery after installing the May 2025 security updates. [...]
Microsoft is replacing 'Copilot Runtime' with Windows AI Foundry to help developers build, experiment, and reach users with AI experiences in their apps. [...]
At the Build 2025 developer conference, Microsoft announced a new 'Advanced Settings' feature to help users and developers personalize the OS experience. [...]
Microsoft has open-sourced the Windows Subsystem for Linux (WSL), making its source code available on GitHub, except for a few components that are part of Windows. [...]