As a provider, SAP NetWeaver Application Server ABAP supports logon with a SAML token (SAML 1.1).
In an STS scenario, an AS ABAP can act as a consumer or as a provider. The following sections contain the respective procedures for configuring these systems:
Configuring SAML Holder-of-Key in an AS ABAP Provider (more information: SAP Note 1254821 )