Teams Now Formally Supports Dynamic Office 365 Groups

The latest version of the Teams desktop and browser clients support the creation of dynamic teams based on dynamic Office 365 Groups. The functionality is welcome, as long as you can pay for it as every member who comes within the scope of a query used for a dynamic team needs an Azure AD P1 license.

Existing Guest Accounts and the Azure B2B Collaboration Policy

When you impose a block on certain domains, you’d like to think that applications like Teams will respect that block. As it turns out, if you have some lingering guests in your Azure Active Directory, the B2B collaboration policy might not be as effective as you’d hope.