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Microsoft Security

Connect with customers and partners to drive business

Help every user outside your organization bring their own identity.

Azure AD is now part of Microsoft Entra

Step into tomorrow with Microsoft Entra, the new family of multicloud identity and access products to help you secure access for a connected world.

What is Azure AD External Identities?

Azure Active Directory (Azure AD) External Identities is a set of capabilities that organizations can use to help secure and manage customers and partners. Azure AD External Identities gives you more ways to interact and share resources or apps1 with users outside your organization.

Identity management with Azure AD

Azure AD helps provide secure, unified identity management and administration for all users, including employees, partners, and customers.

Improve user engagement with Azure AD External Identities

Use Azure AD External Identities to give people outside your organization access to your apps and resources, and enable sign-in using their preferred identity.

Enable B2B collaboration

Help securely share your company’s apps and services with guest users from any other organization, while maintaining control over your own corporate data.

Create self-service sign-up flows

Add social and enterprise identity providers to a customized sign-up flow, and let users self-register for access without needing an invitation.

Scale apps to customers

Use Azure Active Directory B2C (Azure AD B2C) as your directory and identity system for customer-facing apps and APIs. Configure the user experience for sign-up, sign-in, and profile management.

Take a deep dive into Azure AD External Identities

Seamless experiences with our ISV partner network

There are many ways to tailor the user experience, such as using different methods of multifactor authentication, enabling more secure customer authentication, performing role-based access control, and combatting fraud through identity proofing.

Additional resources

How-to guides

See step-by-step guidance to configure B2B collaboration.

Interactive guides

Explore how to enable B2B collaboration.


Get started with Azure AD B2C.


Learn how to create an Azure AD B2C tenant.

Safeguard your organization with a seamless identity solution

  • [1] Availability of mobile apps varies by country/region.

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