diff --git a/.gitmodules b/.gitmodules
index 34c212d2b9..b12b4b5cbf 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,3 +28,6 @@
 [submodule "FreeRTOS-Plus/Source/AWS/jobs"]
 	path = FreeRTOS-Plus/Source/AWS/jobs
 	url = https://github.com/aws/jobs-for-aws-iot-embedded-sdk.git
+[submodule "FreeRTOS-Plus/Source/AWS/device-defender"]
+	path = FreeRTOS-Plus/Source/AWS/device-defender
+	url = https://github.com/aws/device-defender-for-aws-iot-embedded-sdk.git
diff --git a/FreeRTOS-Plus/Source/AWS/device-defender b/FreeRTOS-Plus/Source/AWS/device-defender
new file mode 160000
index 0000000000..2654ebba3b
--- /dev/null
+++ b/FreeRTOS-Plus/Source/AWS/device-defender
@@ -0,0 +1 @@
+Subproject commit 2654ebba3b21624de5f178d834a030193bb0ac88