On January 29th, Microsoft released Outlook for iOS and Android.

This release has caused somewhat of a stir due to some reported security issues with the app which existed before it’s rebranding from “Accompli”

I’ll be honest, I found a number of the posts on this app to be somewhat alarmist, but a post with the somewhat alarmist title: Warning – Microsofts Outlook app for iOS breaks your company security raised a point that caused me some concern.

This point was: “Shared Exchange ActiveSync ID and device type”

This post will explain why the concern, my findings & how to block “Outlook for iOS and Android” via Exchanges Allow/Block/Quarantine List.

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