diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index a79cbe4..d9faec4 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -778,7 +778,12 @@
 
 bool Layer::isSecure() const {
     const State& s(mDrawingState);
-    return (s.flags & layer_state_t::eLayerSecure);
+    if (s.flags & layer_state_t::eLayerSecure) {
+        return true;
+    }
+
+    const auto p = mDrawingParent.promote();
+    return (p != nullptr) ? p->isSecure() : false;
 }
 
 // ----------------------------------------------------------------------------