elf signed certificate in certificate chain</code>。</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ sleep 20; kubectl exec &#34;$(kubectl get pod -l app=curl -n foo -o jsonpath={.items..metadata.name})&#34; -c istio-proxy -n foo -- openssl s_client -showcerts -connect httpbin.foo:8000 &gt; httpbin-proxy-cert.txt</code></pre></li><li><p>解析证书链上的证书。</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ sed -n &#39;/-----BEGIN CERTIFICATE-----/