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Microsoft: October Windows Server updates break Exchange sign-in, mail flow: Microsoft has confirmed that this month's Windows Server security updates are ...
bleepingcomputer.com/news/microsoft/microsoft-october-windows-server-updates-cause-exchange-issues/

Windows Defender now works in Linux, because why not: Microsoft believes Linux systems also need a corporate-oriented security solution such as Defender ...
techspot.com/news/114240-windows-defender-now-works-linux-because-why-not.html

Microsoft bringing Defender to Linux desktops. Repeat: Microsoft bringing Defender to Linux desktops
theregister.com/os-platforms/2026/10/16/microsoft-bringing-defender-to-linux-desktops-repeat-microsoft-bringing-defender-to-linux-desktops/5303477

Microsoft Releases Microsoft Defender For The Linux Desktop: Microsoft's newest software release for Linux is..
phoronix.com/news/Microsoft-Defender-For-Linux-D

Microsoft Defender now supports Linux desktops: Linux developers can now benefit from Microsoft's expanded security ecosystem, but accessing its latest ...
neowin.net/news/microsoft-defender-now-supports-linux-desktops/

Windows 11 26H2: Endpoint Management Receives Official Release: Windows 11 26H2 is officially available. While home users can simply install the upgrade ...
winfuture.de/news,161750.html

Microsoft Defender can now automatically isolate hacked endpoints: Microsoft is testing a new Defender for Endpoint capability that will automatically isolate ...
bleepingcomputer.com/news/microsoft/microsoft-defender-can-now-automatically-isolate-hacked-endpoints/

Microsoft previews automatic device isolation in Defender for Endpoint: The new capability will be added to the automatic attack disruption tool, however ...
computerworld.com/article/4177464/microsoft-previews-automatic-device-isolation-in-defender-for-endpoint-2.html

Microsoft warns of new Defender zero-days exploited in attacks: On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities ...
bleepingcomputer.com/news/security/microsoft-warns-of-new-defender-zero-days-exploited-in-attacks/

Microsoft retires endpoint sensitive data alerting in Defender today: Microsoft is officially pulling the plug on a key Defender feature today ...
neowin.net/news/microsoft-retires-endpoint-sensitive-data-alerting-in-defender-today/

US agency asks companies to secure Microsoft tool after Stryker cyberattack: The U.S. government on Wednesday asked companies to strengthen the security of ...
reuters.com/business/us-agency-asks-companies-secure-microsoft-tool-after-stryker-cyberattack-2026-03-19/

Microsoft Defender portal outage disrupts threat hunting alerts: Microsoft is working to mitigate an ongoing incident that has been blocking access to some ...
bleepingcomputer.com/news/microsoft/microsoft-defender-portal-outage-blocks-access-to-security-alerts/

Hackers found a way to weaponize CAPTCHA pages, and it's incredibly effective
techspot.com/news/110238-hackers-found-way-weaponize-captcha-pages-incredibly-effective.html

Microsoft Defender mistakenly flags SQL Server as end-of-life: Microsoft is working to resolve a known issue that causes its Defender for Endpoint enterprise ...
bleepingcomputer.com/news/microsoft/microsoft-defender-mistakenly-flags-sql-server-as-end-of-life/

Microsoft removes antivirus software from the Windows kernel: Microsoft does not want to have a CrowdStrike experience again. Antivirus software is now being ...
heise.de/news/WIderstandsfaehiges-Windows-Antivirensoftware-fliegt-aus-dem-Kernel-10462538.html

Igel takes over Stratodesk: A lot has happened at the endpoint operating system provider Igel in the past year: new logo, new licensing model and new ...
it-business.de/igel-uebernimmt-stratodesk-a-ac0a8c8138c449c94c8fae659bbb7042/
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Microsoft finally open-sources (most of) Windows Subsystem for Linux: The announcement closes a nearly nine-year-old request from the developer community ...
zdnet.com/article/microsoft-finally-open-sources-most-of-windows-subsystem-for-linux/

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