diff --git a/include/mme-app/secUtils.h b/include/mme-app/secUtils.h
new file mode 100644
index 0000000..14abb3f
--- /dev/null
+++ b/include/mme-app/secUtils.h
@@ -0,0 +1,12 @@
+class SecUtils
+{
+	public:
+	static void create_integrity_key(unsigned char *kasme, unsigned char *int_key);
+
+	static void create_kenb_key(unsigned char *kasme, unsigned char *kenb_key,
+			unsigned int seq_no);
+
+	static void calculate_hmac_sha256(const unsigned char *input_data,
+			int input_data_len, const unsigned char *key,
+			int key_length, void *output, unsigned int *out_len);
+};