ADFS splunk saml fail 6.5.1

[omerr]

after configure saml with the following instruction:
https://www.splunk.com/blog/2016/09/14/configuring-microsofts-adfs-splunk-cloud.html

we succseed to login throw the adfs login site and selecting splunk
but when we accesses directly to the splunk url we get this error:
IDP failed to authenticate request. Status Message="" Statuse Code="Responder"

we work with our certificates that issue in the organisation.

Please help us to overcome it.

[DennisFFM]

Hi omerr,

I encountered the same error and could work around it by changing the hash algorithm from "SHA-256" to "SHA-1".

I don't know the real reason for this error because only some of our machines need this change but it works for now.

Greetings
Dennis