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Unable to reach Dynamic Fraud Protection API endpoints in Sandbox through Azure AD B2C Custom Policy

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Posted on by Annette Augustus

We are getting "Bad Request" error upon trying to reach AccountLogin (Technical Profile in B2C Custom Policy: RestApi-DFP-LoginAccount)

and AccountCreation API Endpoints in a customers Sanbox Dynamic Fraud Protection Instance through Azure AD B2C Custom Policy.

We do not see this error using the same B2C Custom policy in our DFP Instance (Production). Is DFP Sandbox supported with Azure AD B2C Custom Policy?

Below is the error we get:

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Leah Ju Microsoft Employee on at

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RE: Unable to reach Dynamic Fraud Protection API endpoints in Sandbox through Azure AD B2C Custom Policy

Hi Annette,

I'm glad your problem was solved!

Could you share the solution if possible?
Annette Augustus on at

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RE: Unable to reach Dynamic Fraud Protection API endpoints in Sandbox through Azure AD B2C Custom Policy

This issue was resolved by product team.
Leah Ju Microsoft Employee on at

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RE: Unable to reach Dynamic Fraud Protection API endpoints in Sandbox through Azure AD B2C Custom Policy

Hi Annette,

Maybe you can create a support ticket for professional assistance following the below procedure.

Get Help + Support - Dynamics | Microsoft Docs

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