<system systemId="urn:oasis:names:tc:SAML:profiles:SSO:idp-discovery-protocol" uri="@-PKGXMLDIR-@/sstc-saml-idp-discovery.xsd"/>
<system systemId="urn:oasis:names:tc:SAML:profiles:SSO:request-init" uri="@-PKGXMLDIR-@/sstc-request-initiation.xsd"/>
<system systemId="urn:oasis:names:tc:SAML:protocol:ext:third-party" uri="@-PKGXMLDIR-@/sstc-saml-protocol-ext-thirdparty.xsd"/>
+ <system systemId="urn:oasis:names:tc:SAML:2.0:protocol:ext:async-slo" uri="@-PKGXMLDIR-@/saml-async-slo-v1.0.xsd"/>
</catalog>