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2688968 - HTTP Status 500 - Signature validation of SAML2Assertion failed - SAP Cloud Platform NEO Environment


Application can not be reached in SAP Cloud Platform using a Corporate Identity Provider.

  • The following error can be seen in the screen:
    HTTP Status 500 - An internal application error occurred
  • Application log shows the following:
    #ERROR#Authentication failed. Reason: Signature validation of SAML2Assertion failed. Signature not valid!
  • SAML trace (as per e.g. KBA: 2461862 - Collecting SAML traces with Chrome or FireFox) shows the following:
    "request_method": "POST",
    "response_status": 500,
    "saml": <...>



SAP Cloud Platform, Neo environment


SAP Business Technology Platform all versions


SAML, IDP, corporate IDP, HTTP Status 500, An internal application error occured, Authentication failed, Signature validation, SAML2Assertion failed, NEO, SCP NEO, SAP Cloud Platform , KBA , BC-NEO-SEC-IAM , Authentication, Authorization(Cloud Platform Neo) , Problem

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