diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..33b2c77a1
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "src/server/security-middleware"]
+	path = src/server/security-middleware
+	url = https://github.com/evanpelle/security-middleware.git
diff --git a/src/server/security-middleware b/src/server/security-middleware
new file mode 160000
index 000000000..743460db2
--- /dev/null
+++ b/src/server/security-middleware
@@ -0,0 +1 @@
+Subproject commit 743460db25cf2dd151f59c73f25f663e224f0b88