highly security sensitive). The install is organized in 'environments' - each environment consists of a set of components in different namespaces that are configured to work together. Regardless of 'environment', workloads can talk with each other and obey the Istio configuration resources, but each environment can use different Istio versions and different configuration defaults. `istioctl kube-inject` or the automatic sidecar injector are used to select the environment. In the case of the sidecar injector,...