security/#authentication>Istio authentication features</a>, Istio authorization can also be used to
provide access control for legacy systems that do not have authentication.</p></div><nav class=pagenav><div class=left><a title="Automatic application onboarding and latency optimizations using AppSwitch." href=/v1.15/blog/2018/delayering-istio/ class=next-link><svg class="icon left-arrow"><use xlink:href="/v1.15/img/icons.svg#left-arrow"/></svg>Delayering Istio with AppSwitch</a></div><div class=right><a tit