diff --git a/utils/imxtools/sbtools/keys/zen.txt b/utils/imxtools/sbtools/keys/zen.txt
new file mode 100644
index 0000000000..1f4496da68
--- /dev/null
+++ b/utils/imxtools/sbtools/keys/zen.txt
@@ -0,0 +1 @@
+011F72BC2AC9F6DF0DB96368D97BEBB5
diff --git a/utils/imxtools/sbtools/keys/zenmozaic.txt b/utils/imxtools/sbtools/keys/zenmozaic.txt
new file mode 100644
index 0000000000..14058843b5
--- /dev/null
+++ b/utils/imxtools/sbtools/keys/zenmozaic.txt
@@ -0,0 +1 @@
+011f72bc2ac9f6df0db96368d97bebb5
diff --git a/utils/imxtools/sbtools/keys/zenxfi.txt b/utils/imxtools/sbtools/keys/zenxfi.txt
new file mode 100644
index 0000000000..1f4496da68
--- /dev/null
+++ b/utils/imxtools/sbtools/keys/zenxfi.txt
@@ -0,0 +1 @@
+011F72BC2AC9F6DF0DB96368D97BEBB5