diff --git a/_data/signed/McSinyx.yaml b/_data/signed/McSinyx.yaml
new file mode 100644
index 000000000..9b9049f13
--- /dev/null
+++ b/_data/signed/McSinyx.yaml
@@ -0,0 +1,2 @@
+name: Nguyễn Gia Phong
+link: https://cnx.srht.site