diff --git a/Doc/UM_SeedNKey.url b/Doc/UM_SeedNKey.url
new file mode 100644
index 00000000..f1a71b13
--- /dev/null
+++ b/Doc/UM_SeedNKey.url
@@ -0,0 +1,2 @@
+[InternetShortcut]
+URL=https://www.feaser.com/openblt/doku.php?id=manual:security