Microsoft warned customers last week that they may experience application crashes on some Windows Server 2025 due to recent memory management changes.

Microsoft confirms the August 2026 update can trigger CompatTelRunner.exe crashes and 0xc0000409 errors on Windows Server ...

Microsoft Patch Tuesday September 2026 set a record with 966 vulnerabilities patched, but security analysts say an ...

Microsoft says the August 2026 security update may trigger 0xc0000409 errors on Windows Server 2016 systems where the Compatibility Appraiser diagnostic service is enabled.

Microsoft fixed 974 CVEs, including two vulnerabilities exploited as zero-days (CVE-2026-85880 and CVE-2026-81963) ...

Four things are necessary for application-level resilience and high availability: clustering, data replication, failover, and ...

More than 100 of this month's vulnerabilities are rated critical. AI-assisted vulnerability discovery has played a role in that growth as Microsoft uses automated tools to find flaws that may have ...

September 2026 Patch Tuesday fixes 974 Microsoft CVEs, including 723 Windows flaws and two listed as exploited.

Microsoft now wants Windows 11 updates installed within 3 days, starting with today's release, and you should follow the ...

Microsoft's KB5124008 update lets Windows 11 users move the taskbar and resize Start, while test builds reveal an unreleased ...

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Anthropic locks out Claude users after infostealers ...

Microsoft has shipped its largest Patch Tuesday on record, issuing security updates for roughly 973–974 vulnerabilities across Windows, Office, Exchange, SQL ...