diff --git a/src/main/java/com/uid2/enclave/IOperatorKeyRetriever.java b/src/main/java/com/uid2/enclave/IOperatorKeyRetriever.java
new file mode 100644
index 0000000..eb149aa
--- /dev/null
+++ b/src/main/java/com/uid2/enclave/IOperatorKeyRetriever.java
@@ -0,0 +1,5 @@
+package com.uid2.enclave;
+
+public interface IOperatorKeyRetriever {
+    public String retrieve();
+}