SAP Knowledge Base Article - Preview

3451782 - SAML authentication failed with corporate IdP involved, error "SAML2Assertion is not signed but it is required to be signed" occurred in IAS troubleshooting log

Symptom

  • In the corporate IdP involved scenario, SAML authentication failed.
  • IAS issued error in the SAML response to SP
    <StatusMessage>Failed to authenticate user.</StatusMessage>
  • In IAS troubleshooting log, following error occurred.
    • SAML2Assertion is not signed but it is required to be signed. SAML2Assertion is not signed but it is required to be signed 


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Environment

Identity Authentication

Product

Identity Authentication 1.0

Keywords

IAS, IPS, SAML, corporate IdP, authentication, digital signed. , KBA , BC-IAM-IDS , Identity Authentication Service , Problem

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