l-*</code> headers in the response; it is up to the client (browser) to reject the request if the response is not satisfactory.
In browsers, this is done by a <a href=https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS#preflighted_requests>Preflight request</a>.</p></p></div></div><div class="faq-block faq-block--collapsed" id=naming-port-convention><div class=faq-block-question><span class=faq-block-question__text>What protocols does Istio support?</span><div class=faq-block-question__icon><svg class="i