ubectl --context=&#34;${CTX_CLUSTER1}&#34; -n istio-system get secret cacerts -ojsonpath=&#39;{.data.root-cert\.pem}&#39;) \
   &lt;(kubectl --context=&#34;${CTX_CLUSTER2}&#34; -n istio-system get secret cacerts -ojsonpath=&#39;{.data.root-cert\.pem}&#39;)
</code></pre><p>You can follow the <a href=/v1.10/docs/tasks/security/cert-management/plugin-ca-cert/>Plugin CA Certs</a> guide, ensuring to run
the steps for every cluster.</p><h3 id=step-by-step-diagnosis>Step-by-step Diagnosis</h3><p>If you&rsquo;ve go