repeated string certSigners = 68;

  // TODO: remove this?
  // No longer used.
  string configRootNamespace = 50;

  // Controls whether the server-side validation is enabled.
  google.protobuf.BoolValue configValidation = 3;

  // TODO: remove this?
  // No longer used.
  repeated string defaultConfigVisibilitySettings = 52;
  // Default k8s node selector for all the Istio control plane components
  //