M365 Changelog: Restricted access to Microsoft Teams data via Exchange Web Services

MC430095 – Microsoft will start restricting access via Exchange Web Services (EWS) to Teams message data starting on January 31st, 2023. Fully supported access to Teams message data is available through the Microsoft Graph Teams Export API. Teams Export APIs allow you to export 1:1, group chat, meeting chats, and channel messages from Microsoft Teams.

Note: If your organization has not developed an application leveraging EWS you can safely disregard this message.

When this will happen:

January 31, 2023

How this will affect your organization:

Organizations will no longer be able to access Microsoft Teams data via EWS, when this change is implemented.

What you need to do to prepare:

If your organization’s application needs to export Microsoft Teams messages, you can extract them using Teams Export APIs, refer to Teams Export API for assistance. 

For additional details:

Restricted access to Microsoft Teams data via EWS starts January 31, 2023