Office 365 is an assortment of online services premeditated to perform integrated to deliver enterprise-grade, everywhere access to email, file sharing, and online conferences. Office 365 consist of features that allow admins to increase users, control passwords and passes, and much more. Dynamics 365 (online) takes advantage of the Office 365 administration features to make management easier on user. Dynamics 365 (online) users are made and managed in the Office 365 admin center.

A Dynamics 365 (online) subscription does not contain Office 365 applications such as Exchange Online or SharePoint Online. You can expressively enhance your company’s online, integration experience by combining Office 365 applications with your Dynamics 365 (online) subscription. However, that requires a separate acquisition.

Tip

You also have to take a look at the data compiling and visualization potentials with Power BI for Office 365.

Terminology

Term Definition
Tenant A tenant is the account you make in the Microsoft Online Services environment when you sign up for a Dynamics 365 (online) subscription. A tenant has individually identified domains, users, security groups, and subscriptions and able to contain several Dynamics 365 (online) instances.

The tenant created has a domain name of <account>.onmicrosoft.com. For example, contoso.onmicrosoft.com.

Instance After signing up for a trial or purchase a Dynamics 365 (online) subscription, a Dynamics 365 (online) production instance is created. Each extra production or non-production (Sandbox) Dynamics 365 (online) instance you add creates a separate and isolated Dynamics 365 organization on the same tenant.

An instance has the URL format: https://<URL name>.crm.dynamics.com. For example, https://contososales.crm.dynamics.com

Subscription A subscription contains the Dynamics 365 licenses and the add-ons incorporated with the trial or paid service you signed up for in your Dynamics 365 (online) account. Dynamics 365 subscriptions can vary in license type, price, and end date.

For example, a subscription could be 100 licenses of Dynamics 365 (online) Professional and 10 licenses of Dynamics 365 (online) Enterprise.

Identity It is mainly the user account used to sign in to Dynamics 365 (online). You can also use this identity to access other Microsoft Online services, such as Office 365 or SharePoint Online. Admins can choose if they want to federate user identity management between Dynamics 365 (online) and on-premises Active Directory.
User account A user account assigned by an organization to one of their constituents that provides sign-in access to one or more of the organization’s Microsoft cloud service subscriptions, such as Exchange Online or Dynamics 365 (online). Access to an online service is controlled by the license assigned to the user account.

User accounts are stored in an organization’s cloud directory within Azure Active Directory, and are usually deleted when the user leaves the organization. Organizational accounts differ from Microsoft accounts in that they are created and managed by admins in the organization, not by the user.

Security group If the company has multiple Dynamics 365 (online) instances, they can use instance security groups to control which licensed users can access a particular instance.