diff --git a/WelsonJS.Toolkit/Catswords.Phantomizer/README.md b/WelsonJS.Toolkit/Catswords.Phantomizer/README.md
index 59012cd..5a3c4ba 100644
--- a/WelsonJS.Toolkit/Catswords.Phantomizer/README.md
+++ b/WelsonJS.Toolkit/Catswords.Phantomizer/README.md
@@ -12,6 +12,7 @@ It allows your application to fetch and load assemblies directly from your CDN (
 * CDN-friendly URL structure
 * Easy bootstrap through a small embedded loader
 * Loader is implemented using **pure .NET BCL only**, ensuring stable operation without external dependencies
+* Built-in **code-signing verification** support to ensure assemblies are trusted and tamper-free
 
 ---