code> is the same as <code>ca-cert.pem</code>. Note that if your <code>ca-cert.pem</code> is the same as <code>root-cert.pem</code>, you can have an empty <code>cert-chain.pem</code> file.</p><p>Download the example files:</p><pre><code class="language-bash">wget -P /tmp https://raw.githubusercontent.com/istio/istio/master/security/samples/plugin_ca_certs/ca-cert.pem
wget -P /tmp https://raw.githubusercontent.com/istio/istio/master/security/samples/plugin_ca_certs/ca-key.pem
wget -P /tmp https://raw.githubu