sues/17059>Issue 17059</a>)</li><li><strong>Added</strong> <code>PILOT_BLOCK_HTTP_ON_443</code> boolean environment variable to Pilot. If enabled, this flag prevents HTTP services from running on port 443 in order to prevent conflicts with external HTTP services. This is disabled by default. (<a href=https://github.com/istio/istio/issues/16458>Issue 16458</a>)</li></ul></article><nav class=pagenav><div class=left><a title="Istio 1.3.6 patch release." href=/v1.6/news/releases/1.3.x/announcing-1.3.6/><svg cla