diff --git a/tf_fuzz/utility/randomization.hpp b/tf_fuzz/utility/randomization.hpp
new file mode 100644
index 0000000..2eb72f6
--- /dev/null
+++ b/tf_fuzz/utility/randomization.hpp
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2019-2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#ifndef RANDOMIZATION_HPP
+#define RANDOMIZATION_HPP
+
+#include <string>
+
+using namespace std;
+
+string rand_key_usage (void);
+
+string rand_key_algorithm (void);
+
+string rand_key_type (void);
+
+#endif  /* #ifndef RANDOMIZATION_HPP */