# Microsoft 365 Requirements You must make sure the following prerequisites are met before setting up Nightfall DLP for Microsoft 365. * You must have an active Microsoft 365 subscription and Microsoft Tenant for your organization. * Microsoft 365 subscription administrator credentials / login * You may also require an authenticator app, like a [Microsoft Authenticator](https://support.microsoft.com/en-us/account-billing/download-and-install-the-microsoft-authenticator-app-351498fc-850a-45da-b7b6-27e523b8702a) app or an [Authy](https://authy.com) app, in case you have enabled multi-factor authentication for your Microsoft 365 tenant. * You need Azure admin credentials to setup Directory Sync. ### References Refer to [Microsoft 365 Documentation](https://learn.microsoft.com/en-us/microsoft-365/?view=o365-worldwide) to know more. In case you would like to try out Nightfall for Microsoft 365 and do not have access to a Microsoft 365 production tenant, you can also proceed with a Microsoft 365 Developer tenant. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://help.nightfall.ai/microsoft-365/getting_started/requirements.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.