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#Export email from entourage to outlook for mac for mac

Three obvious areas are migration, connectors, and backup. The two factors make it difficult to give a definitive set of guidelines for what to look.

Third-party clients and client add-ons.Įvery organization is different and EWS has been around for a long time.

Custom home-built programs and PowerShell scripts.

The latest turn-off date is October 1, 2022.Īll of which brings us to the need for organizations to figure out how EWS is used inside their tenants and draw up plans for its replacement. The second sign was the inclusion of EWS in the set of connectivity protocols which Microsoft plans to disable for basic authentication. But the biggest thing is that the Graph is where the puck is going. It’s also true that the Graph APIs have more granular security policies. The wide range of tools like the Graph Explorer and SDKs in different programming languages make it easier for developers. The Graph APIs are newer, used across Microsoft 365, support standards like OAuth and OData, and its REST-based model is familiar to many programmers. It’s hard to deny that Microsoft is wrong to force people towards the Microsoft Graph APIs at this point. In many cases, a static API is a dead API, especially when its owner’s attention is directed firmly at another API. The first sign was Microsoft’s July 2018 announcement that EWS would receive no further feature updates.

The introduction of the Microsoft Graph APIs as the preferred access method for data across Microsoft 365 marked the beginning of the end for EWS.

#Export email from entourage to outlook for mac for mac

Since then, EWS has been used by Microsoft in the Entourage and Outlook for Mac clients and by ISVs for many different purposes, including migration of mailbox and PST data to Exchange Online and as the foundation for backup products. In fact, when it appeared in Exchange 2007, EWS was the first successful API for Exchange that Microsoft delivered since MAPI.

Microsoft created EWS as a SOAP-based protocol to allow ISVs access to Exchange Server content.

Both steps are part of the sunset process to ease EWS out of Microsoft 365, with Microsoft noting that “ EWS is a legacy API surface that has served us well, but no longer meets the security and manageability needs of modern app development.” Figuring Out the Impact Microsoft also says that they’ll remove the ability to create new EWS apps starting on September 30, 2022. Microsoft says that the set of 25 APIs selected to go first (Figure 1) are those least used with Exchange Online.įigure 1: Exchange Web Services APIs due for deprecation by March 31, 2022 Microsoft’s October 5 announcement that they will decommission 25 Exchange Web Services (EWS) APIs by March 31, 2022, contains some clear signals that EWS is on a short runway to oblivion. EWS Sunset Will Impact Office 365 Tenants and ISVs