IT Manager at a law firm. 26 years in IT, 50+ clients. Writing about what happens when organizations deploy Copilot without fixing the permissions underneath it. One post reached 42,000+ IT professionals. Fortnightly. No vendor sponsorship.
Five months ago, I started writing about what vendors won't tell you about Microsoft 365 Copilot. Not best practices. Not implementation guides. The uncomfortable stuff — the permission debt nobody cleaned up, the sensitivity labels nobody enforced, the governance gaps that Copilot doesn't create but makes impossible
Your "Private" Teams channel isn't private from admins. And after Copilot, the distinction matters more than you think. A Private Teams channel creates a separate SharePoint site collection. By default, not even Global Admins have access to it. That sounds secure. It's the reason
Microsoft’s Copilot demo is impressive. Clean tenant, perfect permissions, handpicked content. The productivity gains are real. What the demo doesn’t show you is what happens on Day 14 when someone in Finance asks Copilot a routine question and a salary spreadsheet from 2021 surfaces in the response. One