ugh high performance client side and server side <a href=https://envoyproxy.github.io/envoy/>Envoy</a> proxies. The communication between the proxies is secured using mutual TLS. The benefit of using mutual TLS is that the service identity is not expressed as a bearer token that can be stolen or replayed from another source. Istio Auth also introduces the concept of Secure Naming to protect from a server spoofing attacks - the client side proxy verifies that the authenticated server&rsquo;s service account 