s task shows you how to set up service-level access control using Istio authorization. Before you start, please make sure that:</p><ul><li>You have <a href=#enabling-istio-authorization>enabled Istio authorization</a>.</li><li>You have <a href=#cleanup-namespace-level-access-control>removed namespace-level authorization policy</a>.</li></ul><p>Point your browser at the Bookinfo <code>productpage</code> (<code>http://$GATEWAY_URL/productpage</code>). You should see <code>&quot;RBAC: access denied&quot;</code