f=/v1.15/docs/concepts/security/#authentication>JWT authentication</a>. In this case, the combination of the client service identity
(<code>bookstore-frontend</code>) and the end user identity (<code>qualified-reviewer</code>) is used in the authorization policy.</p><pre><code class=language-yaml data-expandlinks=true data-repo=istio>apiVersion: &#34;rbac.istio.io/v1alpha1&#34;
kind: ServiceRoleBinding
metadata:
  name: book-reader
  namespace: default
spec:
  subjects:
  - user: &#34;cluster.local/ns/defau