diff --git a/terraform/training/files/cipher.sh b/terraform/training/files/cipher.sh
new file mode 100755
index 0000000..7e74a9d
--- /dev/null
+++ b/terraform/training/files/cipher.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+
+ls -1 *.tf | while read f ; do
+  echo "Ciiphering $f"
+  cat $f | gpg -e -r arnaud@mailops.fr -r arnaud.morin@gmail.com > $f.gpg
+done
diff --git a/terraform/training/files/uncipher.sh b/terraform/training/files/uncipher.sh
new file mode 100755
index 0000000..a2a51a3
--- /dev/null
+++ b/terraform/training/files/uncipher.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+ls -1 *.gpg | while read f ; do
+  echo "Unciphering $f"
+  n=${f%.gpg}
+  cat $f | gpg -d > $n
+done