Admin level and some non-Admin level Office 365 permissions are managed by assigning Office 365 specific Azure Active Directory Roles.

Office 365 specific Admin roles such as “Exchange Administrator”, or “Teams Administrator” can be assigned to users in Azure AD who will be responsible for these Office 365 Applications.

An access review for Office 365 applications is performed within the context of an Azure Active Directory Role Based review.

Exchange Online (Email and Collaboration)

Microsoft Exchange Online is the hosted version of Microsoft Exchange messaging service. Administrators login to the Exchange Admin Center to Manage the email system.