Microsoft 365 Defender prerequisites
The improved Microsoft 365 security center is now available. This new experience brings Defender for Endpoint, Defender for Office 365, Microsoft 365 Defender, and more into the Microsoft 365 security center. Learn what's new.
- Microsoft 365 Defender
Learn about licensing and other requirements for provisioning and using Microsoft 365 Defender.
Any of these licenses gives you access to Microsoft 365 Defender features in Microsoft 365 security center without additional cost:
- Microsoft 365 E5 or A5
- Microsoft 365 E5 Security or A5 Security
- Windows 10 Enterprise E5 or A5
- Enterprise Mobility + Security (EMS) E5 or A5
- Office 365 E5 or A5
- Microsoft Defender for Endpoint
- Microsoft Defender for Identity
- Microsoft Cloud App Security
- Defender for Office 365 (Plan 2)
For more information, view the Microsoft 365 Enterprise service plans.
Don't have license yet? Try or buy a Microsoft 365 subscription
Check your existing licenses
Go to Microsoft 365 admin center (admin.microsoft.com) to view your existing licenses. In the admin center, go to Billing > Licenses.
You need to be assigned either the Billing admin or Global reader role in Azure AD to be able to see license information. If you encounter access problems, contact a global admin.
You must be a global administrator or a security administrator in Azure Active Directory to turn on Microsoft 365 Defender. For the list of roles required to use Microsoft 365 Defender and information on how access to data is regulated, read about managing access to Microsoft 365 Defender.
Access Microsoft 365 Defender in the Microsoft 365 security center using Microsoft Edge, Internet Explorer 11, or any HTML 5 compliant web browser.
Availability to US GCC, GCC High, and other US government institutions
Currently, Microsoft 365 Defender is not available to:
- US Government Community Cloud (GCC)
- US Government Community Cloud High (GCC High)
- US Department of Defense
- All US government institutions with commercial licenses