check before: 2025-07-01
Product:
Entra
Platform:
Online, US Instances, World tenant
Status:
Change type:
Feature update, User impact, Admin impact
Links:
Details:
Summary:
Microsoft Entra ID will update the guest authentication experience for B2B collaboration starting July 2025, completing by December 2025. Guest users will sign in via their home organization’s sign-in page, enhancing usability and reducing confusion. No administrative action is required, but review your B2B configuration.
Details:
This message only applies to tenants that use B2B (business-to-business) collaboration.
We will start rolling out an update to the authentication experience for guest users signing in to your tenant for collaboration via Microsoft Entra ID B2B collaboration.
[When this will happen:]
General Availability (Worldwide, GCC, GCC High, DoD): We will begin rolling out early July 2025 and expect to complete by late December 2025.
Change Category:
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Scope:
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Release Phase:
Created:
2025-06-26
updated:
2025-06-26
Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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MS workload name
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summary for non-techies**
Microsoft is updating guest user authentication in Microsoft Entra ID, allowing guest users to first enter their email on the host's sign-in page and then be redirected to their own organization's familiar sign-in page, with the rollout starting in July 2025 and completing by December 2025.
Direct effects for Operations**
User Confusion During Sign-In
Without preparation, guest users may be confused about the sign-in process, leading to increased support requests and potential delays in collaboration.
- roles: IT Support, End Users
- references: https://techcommunity.microsoft.com/t5/microsoft-entra-blog/microsoft-entra-id-change-in-guest-authentication-experience-for/ba-p/3851230
Increased Support Load
The change may lead to a spike in support tickets as users encounter issues with the new sign-in process, impacting IT resources.
- roles: IT Support, System Administrators
- references: https://techcommunity.microsoft.com/t5/microsoft-entra-blog/microsoft-entra-id-change-in-guest-authentication-experience-for/ba-p/3851230
Documentation Gaps
If organizations do not update their documentation in advance, users may lack guidance on the new sign-in process, leading to frustration and inefficiency.
- roles: IT Support, End Users
- references: https://techcommunity.microsoft.com/t5/microsoft-entra-blog/microsoft-entra-id-change-in-guest-authentication-experience-for/ba-p/3851230
Configutation Options**
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Opportunities**
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Potentional Risks**
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IT Security**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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Last updated 2 weeks ago ago
