Accessing Office 365 user mail data with admin authorisation only
问题 I am currently building a simple web app the flow of which is: 1. Admin user for Office 365 provides auth and signs in 2. App retrieves all mail for all users in the domain It is possible to do this with Google Apps for business, i.e. retrieve mail for all users with only the admin auth. How would you go about doing this for Office 365? I am currently encountering this problem using the REST API - Get MS Exchange mail for all group members Is there another way? EWS? I have to believe it's