urn:oasis:names:tc:SAML:1.1:nameid-format:unspecified urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress urn:oasis:names:tc:SAML:1.1:nameid-format:X509SubjectName urn:oasis:names:tc:SAML:1.1:nameid-format:WindowsDomainQualifiedName urn:oasis:names:tc:SAML:2.0:nameid-format:kerberos