Update - 4/2/18: Hybrid modern authentication for Outlook mobile with Exchange on-premises mailboxes is now generally available. For more information see the A new architecture for Exchange hyb...
Updated Aug 26, 2026
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TAP: Outlook mobile support for Exchange on-premises with Microsoft Enterprise Mobility + Security
Organizations who have data residency restrictions what are the options around it as the data is cached and would reside in the cloud. Is there any discussion or conversations around those who have these restrictions.?
ours is basically based on security issues on the cloud. MTM attacks and all that. plus, ISP services are not always reliable.