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

Set up your own desk

or listen to today's show·see how it works

How to subscribe in your podcast app
Apple Podcasts
Library tab → ••• menu → Follow a Show by URL → paste
Overcast
+ button → Add URL → paste
Pocket Casts
Search bar → paste URL
Castro, AntennaPod, Podcast Addict, Castbox, Podverse, Fountain
Look for Add by URL or paste into search

Spotify isn't supported yet — it only lists shows from its own directory. Let us know if you need it there.

Recent briefings below

Recent Briefings

Sunday, September 20, 2026 12 stories

Security teams are racing to lock down Entra ID device enrollment against a new wave of headless phishing tools. In today's briefing, we also break down Microsoft's proposal to route AI agent skills o…

Saturday, September 19, 2026 11 stories

We are tracking the fallout of a critical Fabric data-tier exposure alongside new architectural blueprints for isolating AI agents from deterministic enterprise workflows. Here is the latest on where …

Friday, September 18, 2026 12 stories

Protocol-level security enforcement is rapidly becoming the enterprise AI standard as ServiceNow and Microsoft roll out native MCP firewalls. We're also tracking the latest automated device-code phish…

Thursday, September 17, 2026 12 stories

Microsoft's identity architecture is confronting a new wave of stealthy persistence threats today, stretching from rogue OIDC providers to automated device-code phishing kits. We're also tracking Cisc…

Wednesday, September 16, 2026 11 stories

Today on The Tenant Desk: Microsoft details tenant-level restrictions for custom AI plugins, enterprise architectures pivot toward runtime governance, and Salesforce bridges its autonomous agent ecosy…

Tuesday, September 15, 2026 12 stories

The Supreme Court has decisively ended the administration's push to rewrite mail-in voting rules ahead of November. We're also tracking a wave of emergency Windows patches to fix recent update regress…

Monday, September 14, 2026 12 stories

A second federal court has halted the Postal Service's mail-in voting rules, joining new natural-language app builders in Microsoft Copilot and closed-loop sleep studies in today's edition of The Tena…

Sunday, September 13, 2026 12 stories

Threat groups are moving aggressively to exploit Microsoft's default passkey rollout, just as state regulators begin slamming the brakes on enterprise data center construction.

Saturday, September 12, 2026 11 stories

Severe regressions stemming from September's Patch Tuesday are breaking critical developer workflows and remote infrastructure today. On the security front, adversaries are advancing their passkey vis…

Friday, September 11, 2026 11 stories

Microsoft is locking down the financial rules of engagement for enterprise Copilot usage, rolling out mandatory auto-apply spending caps this morning. Meanwhile, a massive new credential-hijacking cam…