External ID for business guests documentation

Microsoft Entra External ID is a solution for managing your external identities scenarios, including guest user access (B2B collaboration) and customer identity and access management (CIAM) for apps. Learn how to use B2B collaboration capabilities to secure and manage workforce collaboration with business guests and partners.

About External ID

Overview

• Compare External ID solutions
• What is Microsoft Entra B2B collaboration?
• What is Microsoft Entra B2B direct connect?

Collaborate with users outside your org (B2B)

Concept

• Overview of cross-tenant access settings
• B2B collaboration user properties
• How a B2B collaboration user redeems an invitation

How-To Guide

• Configure your external collaboration settings
• Configure cross-tenant access for B2B collaboration
• Set up SAML/WS-Fed IdP federation
• Set up One-time passcodes
• Add and invite guest users

Self-service sign-up flows for B2B guest users

Overview

• What is self-service sign-up?

sample

• API connector code samples for user flows

How-To Guide

• Add a self-service sign-up user flow
• Define custom attributes for user flows

Multitenant organizations

Overview

• Multitenant organization capabilities
• What is a multitenant organization?
• What is cross-tenant synchronization?