diff --git a/config/probe/ProbeConfig.go b/config/probe/ProbeConfig.go
index 8f9b656..7315238 100644
--- a/config/probe/ProbeConfig.go
+++ b/config/probe/ProbeConfig.go
@@ -1,5 +1,19 @@
 package probe
 
+type ProbeStateType int
+
+const (
+	ProbeStateTypeNotAuthorized ProbeStateType = iota
+	ProbeStateTypeAuthorized
+)
+
 type ProbeConfig struct {
 	Key *string `json:"key,omitempty" yaml:"key" toml:"key"`
 }
+
+func (c *ProbeConfig) State() ProbeStateType {
+	if nil != c.Key && "" != *c.Key {
+		return ProbeStateTypeAuthorized
+	}
+	return ProbeStateTypeNotAuthorized
+}