Accepting a Teams guest invitation can drop users into an unprotected tenant, bypassing all Defender for Office 365 controls.

A new report from Ontinue is raising major concerns about how Microsoft Teams handles cross-tenant collaboration.

Microsoft is rolling out Copilot Chat to Word, Excel, PowerPoint, Outlook, and OneNote for paying Microsoft 365 business customers. Copilot Chat (short for Microsoft 365 Copilot Chat) is the company's ...

What if your team could accomplish more in less time, with fewer distractions and smarter tools at your fingertips? Microsoft Teams is raising the bar yet again with its Summer 2025 updates, ...

Microsoft shut down Skype on May 5, 2025, after 14 years of service, transitioning users to Microsoft Teams. Users can transfer their Skype data to Teams until January 2026, though recent data ...