Microsoft software and cloud platforms underpin enterprise systems, so vulnerabilities and security advisories can affect identity, data, and operations.
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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 announced a new Windows Protected Print Mode (WPP), introducing significant security enhancements to the Windows print system. [...]
Microsoft's Digital Crimes Unit seized multiple domains used by a Vietnam-based cybercrime group (Storm-1152) that registered over 750 million fraudulent accounts and raked in millions of dollars by selling them online to other cybercriminals. [...]
Microsoft's Digital Crimes Unit seized multiple domains used by a Vietnam-based cybercrime group (Storm-1152) that registered over 750 million fraudulent accounts and raked in millions of dollars by selling them online to other cybercriminals. [...]
Microsoft warns that financially-motivated threat actors are using OAuth applications to automate BEC and phishing attacks, push spam, and deploy VMs for cryptomining. [...]
Since Friday, Windows users have reported problems with the operating system freezing shortly after booting, an issue linked to a faulty update for Avira's security software. [...]
Today is Microsoft's December 2023 Patch Tuesday, which includes security updates for a total of 34 flaws and one previously disclosed, unpatched vulnerability in AMD CPUs. [...]
Microsoft has released the KB5033375 update for Windows 11 versions 23H2 and 22H2 to fix security vulnerabilities, upgrade Copilot for Windows, and make 36 changes and fixes [...]
Microsoft has released the KB5033372 cumulative update for Windows 10 21H2 and Windows 10 22H2, which includes Copilot for Windows and nineteen other changes to the operating system. [...]