Microsoft Entra External ID documentation

With Microsoft Entra External ID, you can secure all the external identities you work with. Collaborate on your workforce apps and resources with business guests, or secure external user access to your customer and consumer facing apps.

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Protect your consumer and business customer identities

As an IT professional, learn how to use External ID as your customer identity and access management (CIAM) solution.

Build consumer and business customer apps for External ID

As a developer, use our tutorials to learn how to integrate your consumer and business customer apps with External ID.

Collaborate with business guests

Learn how your workforce can work securely with business guests using B2B collaboration.