SAP Knowledge Base Article - Preview

3312365 - SAML2: Authentication context urn:oasis:names:tc:SAML:2.0:ac:classes:[XXX] is not supported

Symptom

When using SAML2 SSO, SSO fails.

When verifying the Security Diagnostic Tool traces (SAML2 traces), the following error can be seen:

Authentication context urn:oasis:names:tc:SAML:2.0:ac:classes:[XXXX] is not supported

where XXXX may be any Authentication Context.


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Environment

SAP Netweaver for AS ABAP

S/4HANA

Product

SAP NetWeaver Application Server for ABAP all versions ; SAP S/4HANA Cloud Public Edition all versions ; SAP S/4HANA all versions

Keywords

SAML2, Authentication Context, AuthnContext,  Authentication context, urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordPro, not supported, urn:oasis:names:tc:SAML:2.0:ac:classes, Authentication context urn:oasis:names:tc:SAML:2.0:ac:classes:Password is not supported  , KBA , BC-SEC-LGN-SML , SAML 2.0 for ABAP , BC-SEC-LGN , Authentication , Problem

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