<a href=/v1.16/docs/tasks/security/authentication/mtls-migration>Istio mutual TLS migration</a> for instructions.</p></div></div><div class="faq-block faq-block--collapsed" id=non-istio-to-istio><div class=faq-block-question><span class=faq-block-question__text>If mutual TLS is globally enabled, can non-Istio services access Istio services?</span><div class=faq-block-question__icon><svg class="icon dropdown-arrow"><use xlink:href="/v1.16/img/icons.svg#dropdown-arrow"/></svg></div></div><div class=faq-block-