Basic Authentication for EWS will be decommissionedĮxchange Web Services (EWS) was launched with support for Basic Authentication. If you rely on an EWS API that does not have a Microsoft Graph counterpart, please let us know via UserVoice of features needed for your app scenarios. While EWS and Microsoft Graph have mostly overlapping functionality, there are some differences. Overview of Outlook mail API on Microsoft Graph For more information and details on how to make the transition, please refer to the following articles: However, we strongly suggest migrating to Microsoft Graph to access Exchange Online data and gain access to the latest features and functionality.

While we are no longer actively investing in it, EWS is still available and supported for use in production environments. This change also applies to the EWS SDKs for Java and. While the service will continue to receive security updates and certain non-security updates, product design and features will remain unchanged. Starting today, Exchange Web Services (EWS) will no longer receive feature updates. Exchange Web Services will not receive feature updatesĮxchange Web Services (EWS) was launched as a part of Microsoft Exchange 2007 as a SOAP based API that allows access to Exchange and Exchange Online data. These plans apply only to the cloud-based Office 365/Exchange Online products there are no changes to EWS capabilities of on-premises Exchange products. Today we are sharing our plans for the roadmap of Exchange Web Services (EWS) and the planned deprecation of Basic Auth access for EWS in October 13 th, 2020. As we make progress on this journey , some technologies become obsolete and they no longer provide the best way to interact with Office 365 data. Over the last few years, we have been investing in services that help developers access information in Office 365 in a simple and intuitive way.