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 has finally started testing a new version of Task Manager with users in the Windows Insider Program. [...]
A new Golang-based botnet under active development has been ensnaring hundreds of Windows devices each time its operators deploy a new command and control (C2) server. [...]
Google Drive was seen flagging '.DS_Store' files generated by macOS file systems as a violation of its copyright infringement policy. '.DS_Store' is a metadata file commonly seen by Apple users when they transfer their folders and archives from a macOS to a non-Apple operating system, like Windows. [...]
Microsoft announced the general availability of hotpatching for Windows Server Azure Edition core virtual machines allowing admins to install Windows security updates on supported VMs without requiring server restarts. [...]
Microsoft says the latest released Windows 11 developer build also comes with a series of optimizations for windowed and borderless modes that will "significantly improve latency" which can drastically reduce input lag and provide a better gaming experience. [...]
Security researchers warn that some attackers are compromising Microsoft Teams accounts to slip into chats and spread malicious executables to participants in the conversation. [...]
Microsoft has released a new Windows 11 build with a long list of improvements and fixes for known issues for all Windows Insiders that will install the Windows 11 Insider Preview Build 22557, now available in the Dev Channel. [...]
Microsoft has released the optional KB5010414 cumulative update preview for Windows 11, with highly anticipated taskbar enhancements and fixes for 19 issues, including printing and driver problems. [...]
Microsoft has released the optional KB5010415 Preview cumulative update for Windows 10 20H2, Windows 10 21H1, and Windows 10 21H2. [...]
The public preview for the Android apps for Windows 11 is now live, allowing all users to begin running Android apps natively on the Windows desktop. [...]
Google has released Chrome 98.0.4758.102 for Windows, Mac, and Linux, to fix a high-severity zero-day vulnerability used by threat actors in attacks. [...]
Microsoft is enabling an 'Attack Surface Reduction' security feature rule by default to block hackers' attempts to steal Windows credentials from the LSASS process. [...]
Microsoft is enabling an 'Attack Surface Reduction' security feature rule by default to block hackers' attempts to steal Windows credentials from the LSASS process. [...]