Beta Briefing

A Beta Briefing desk

The Tenant Desk

A daily briefing from inside the Microsoft cloud — governance, Copilot, and the world outside the admin center.

Consultant-at-large for the modern digital workplace

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Recent briefings below

Recent Briefings

Monday, October 5, 2026 11 stories

Microsoft's latest push to manage Copilot agent extensibility leads today's edition of The Tenant Desk, accompanied by critical security guidance on passkey vishing campaigns and non-human identity ri…

Sunday, October 4, 2026 11 stories

Enterprise AI operators are firmly in the crosshairs today, as federal lawmakers propose extending cybercrime liability directly to organizations deploying autonomous agents. We're also tracking a cri…

Saturday, October 3, 2026 12 stories

Usage limits for Microsoft 365 Copilot take center stage today, as Microsoft sets an official December start for metered consumption billing. We are also looking at Anthropic's new enterprise deployme…

Friday, October 2, 2026 11 stories

Microsoft is tightening the reins on enterprise extensibility today, detailing new script-injection protections for Entra ID and consolidating AI agents into a single Microsoft 365 plugin registry. We…

Thursday, October 1, 2026 11 stories

Today on The Tenant Desk: We are tracking a hard end-of-year deadline for migrating off classic Purview security consoles, alongside the launch of a unified Microsoft 365 plugin registry. Elsewhere, t…

Wednesday, September 30, 2026 11 stories

The general availability of Windows 11 26H2 anchors today's updates, deploying as a low-friction enablement package for existing builds. We are also charting Exchange Online's accelerated EWS deprecat…

Tuesday, September 29, 2026 12 stories

Licensing overhauls and legacy patching are dominating the administrative docket today. We're breaking down a major structural shift for Microsoft Teams Events, emergency zero-day updates across older…

Monday, September 28, 2026 10 stories

Following up on this weekend's Copilot architecture overhaul, Microsoft is now making Entra Agent IDs mandatory for all AI agents and initiating metered billing. Elsewhere on the docket: Nvidia introd…

Sunday, September 27, 2026 11 stories

The fallout from a critical SharePoint RCE vulnerability escalated this weekend with an emergency federal patching directive. Also on the radar: sweeping new meeting controls and hardware deprecations…

Saturday, September 26, 2026 12 stories

Microsoft is fundamentally restructuring Copilot today, splitting the platform into a unified hub and introducing the metered credit model we've been tracking. Also on the docket: the U.S. Supreme Cou…