diff --git a/src/.htaccess b/src/.htaccess
new file mode 100644
index 00000000000..281d5c33db3
--- /dev/null
+++ b/src/.htaccess
@@ -0,0 +1,2 @@
+order allow,deny
+deny from all
diff --git a/tests/.htaccess b/tests/.htaccess
new file mode 100644
index 00000000000..281d5c33db3
--- /dev/null
+++ b/tests/.htaccess
@@ -0,0 +1,2 @@
+order allow,deny
+deny from all
diff --git a/vendor/.htaccess b/vendor/.htaccess
new file mode 100644
index 00000000000..281d5c33db3
--- /dev/null
+++ b/vendor/.htaccess
@@ -0,0 +1,2 @@
+order allow,deny
+deny from all