System Live // Signal Active

M365 Cyber Governance Daily

Weekday intel briefings on Copilot, Defender, Purview, Entra, and cyber threats.

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Tue, 20 Oct 2026 · 25:01

TRANS_ID: 2026-10-20

October Windows Server Updates Crash Exchange

The October Windows Server cumulative updates are knocking over busy on-prem Exchange servers, and Microsoft's workaround is to raise the EpmapSavedContextCap registry value rather than uninstall the update. The briefing also covers ConnectWise Cloud Backup still being down, the Entra agent identity defaults that take effect on 4 Nov, and Purview DLP coming to Microsoft Cowork.

SPECTRUM ANALYSISBITRATE: 320KBPS
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C:\> DEPLOYING_INTEL_UPDATE... SUCCESS

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