is deployed in
<code>kube-system</code>, <code>kube-public</code> or <code>istio-system</code> namespaces, they are exempted
from automatic sidecar injection. Please use a different namespace
instead.</p></div></div><h2 id=security>Security</h2><div class="faq-block faq-block--collapsed" id=enabling-disabling-mtls><div class=faq-block-question><span class=faq-block-question__text>How can I enable/disable mutual TLS after I installed Istio?</span><div class=faq-block-question__icon><svg class="icon dropdown-