52
<Response xmlns="urn:oasis:names:tc:SAML:2.0:protocol"
                  ID="fff011234"
                  InResponseTo="abe567de6"
                  Version="2.0"
                  IssueInstant="2005-01-31T12:00:00Z"
                  Destination="https://www.CarRentalInc.com">
    <Status>
        <StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
        <StatusMessage>Success</StatusMessage>
    </Status>
    <Assertion xmlns="urn:oasis:names:tc:SAML:2.0:assertion"
                       Version="2.0"
                       IssueInstant="2005-01-31T12:00:00Z"
                       ID="daf666987">
        ….
    </Assertion>
</Response>
An assertion about
the subject  (see the
authentication assertion
several slides back)