You need to establish a way to control guest access to Teams.

Guest Manager

$ 999.00 USD

One time fee

Guest Manager is a PowerApps which can plug directly into you Teams left rail for easy adoption.

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You get complete instruction on how to build your own solution for governing Guest Access to your Microsoft 365 Tenant.

Included is PowerShell scripts utilizing the framework for interacting with your tenant. You also get a SharePoint Communication site with all the SharePoint lists required for managing guest as well as a PowerApps application for import into your tenant.

The solution use no premium features from the Power platform and do not consume Power Automate Actions.

You can even host the logic on your own servers to avoid spending any additional costs. We recommend that you spin up your Azure Web App for hosting the logic using Azure Functions.


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Build a SharePoint lists with all your guest users

Build a SharePoint lists with all domains of guest users

Process logic for managing changes to guests and domains

Track ownership of domains and guests

Ability to prevent guest from blacked listed domains to get access

Ability to disabling existing guest access is you blacklist a domain

Routine for disabling guest users on expiration date

Routine for deleting guest users

A note on security

This recipe is using functionality made available by the framework for server side data processing based on PowerShell hosted on your own servers.  No data processing will be done outside your tenancy.  No internet connectivity is required for implementing this. Only services specific access is required.