39
Request Authentication Info on
John Doe
<AuthnRequest xmlns="urn:oasis:names:tc:SAML:2.0:protocol"
                           ForceAuthn="true"
                           ProviderName="CarRentalInc.com"
                           ID="abe567de6"
                           Version="2.0"
                           IssueInstant="2005-01-31T11:58:00Z"
                           Destination="https://www.AirlineInc.com">
    <Subject xmlns="urn:oasis:names:tc:SAML:2.0:assertion">
        <NameID Format="urn:oasis:names:tc:1.1:nameid-format:emailAddress">
            j.doe@acompany.com
        </NameID>
    </Subject>
</AuthnRequest>
see example02.a
Explanation on the
following slides ...