3165393 - User login failed when IAS acts as IdP

• When trying to authenticate user on Identity Authentication (IAS) as the IdP, the following error message can be seen:

  Sorry, we could not authenticate you. Try again.

• In the IAS troubleshooting log, the following error can be seen. Instructions on viewing the troubleshooting logs can be seen in SAP Help Portal - Identity Authentication : View Troubleshooting Logs.
  

  state=failed, action=login, objectType=user, objectId="<E-mail or User Name>", cause=userChallenged, category=audit.authentication, credentialType="{CERT=rejected,UID_PW=challenge,TOKEN=rejected,REMEMBERME_COOKIE=challenge}", workflow=saml2.0, serviceProvider=<Service Provider URL>

Identity Authentication

KBA , BC-IAM-IDS , Identity Authentication Service , Problem