xpandlinks=true data-repo=istio>$ kubectl edit configmap istio -n istio-system
</code></pre></li><li><p>In the editor, add the extension provider definitions shown below:</p><p>The following content defines two external providers <code>sample-ext-authz-grpc</code> and <code>sample-ext-authz-http</code> using the
same service <code>ext-authz.foo.svc.cluster.local</code>. The service implements both the HTTP and gRPC check API as defined by
the Envoy <code>ext_authz</code> filter. You will deploy the service 