DRAFT KB-XXXX ADFS replying with status code "responder" when trying to authenticate

Symptoms

When attempting to authenticate on ADFS via SAML, ADFS is responding with a SAML status code of responder, and the authentication is failing.

The following can be seen in the SAML response body:

 <samlp:Status>
     <samlp:StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Responder" />
 </samlp:Status>

Cause

This is indicative of an error occurring on the ADFS side during the authentication attempt.

Action

Your ADFS admin should examine the logs on the ADFS side to investigate why the error is occurring.

Affected Versions

This article applies to all versions of Appian.