Azure AD Authentication 431 error

DM - Vikas Gupta 0 Reputation points
2023-09-01T10:51:55.3633333+00:00

When adding group claims in my application registered on Azure AD and the using the Azure AD authentication by clicking the link, we should able to see the AZure AD login page, but it gives 431 error on browser.

Need help on this.

Microsoft Entra ID
Microsoft Entra ID
A Microsoft Entra identity service that provides identity management and access control capabilities. Replaces Azure Active Directory.
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  1. Andy David - MVP 140.8K Reputation points MVP
    2023-09-01T11:11:19.9966667+00:00

    431 typically means you have exceeded the allowed header/token size. I believe the max is 64KB and that cant be adjusted. Can you remove those extra claims?