ia-label="Table of Contents"><div id=toc><ol><li role=none aria-label="Before you begin"><a href=#before-you-begin>Before you begin</a><li role=none aria-label="Set up the cluster"><a href=#set-up-the-cluster>Set up the cluster</a><li role=none aria-label="Lock down to mutual TLS by namespace"><a href=#lock-down-to-mutual-tls-by-namespace>Lock down to mutual TLS by namespace</a><li role=none aria-label="Lock down mutual TLS for the entire mesh"><a href=#lock-down-mutual-tls-for-the-entire-mesh>Lock down mut