diff --git a/include/configs/trats.h b/include/configs/trats.h
index 7cea2592ff6448d05dc45ae22cfda0c2bfa06316..c00d60a618c3f8159378a2d58ed1d35558119218 100644
--- a/include/configs/trats.h
+++ b/include/configs/trats.h
@@ -313,6 +313,10 @@
 #define CONFIG_USB_GADGET_VBUS_DRAW	2
 #define CONFIG_USB_CABLE_CHECK
 
+/* Security subsystem - enable hw_rand() */
+#define CONFIG_EXYNOS_ACE_SHA
+#define CONFIG_LIB_HW_RAND
+
 /* Common misc for Samsung */
 #define CONFIG_MISC_COMMON
 
diff --git a/include/configs/trats2.h b/include/configs/trats2.h
index 6d389df9df4c3020b532ae7a301957f2ea4c5bf2..59896b162eabe5b8395026274f46e08a8b5b15ef 100644
--- a/include/configs/trats2.h
+++ b/include/configs/trats2.h
@@ -324,6 +324,10 @@ int get_soft_i2c_sda_pin(void);
 #define CONFIG_USB_GADGET_VBUS_DRAW	2
 #define CONFIG_USB_CABLE_CHECK
 
+/* Security subsystem - enable hw_rand() */
+#define CONFIG_EXYNOS_ACE_SHA
+#define CONFIG_LIB_HW_RAND
+
 /* Common misc for Samsung */
 #define CONFIG_MISC_COMMON