diff --git a/generate_zm_preauth_bash_pass b/generate_zm_preauth_bash_pass
deleted file mode 160000
index 4100e89..0000000
--- a/generate_zm_preauth_bash_pass
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 4100e89f69d139727fb9233054a0e7f45fceb3ad
diff --git a/preauth.sh b/preauth.sh
new file mode 100755
index 0000000..1d219fe
--- /dev/null
+++ b/preauth.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+if [ -z "$1" ]; then
+    echo "Il faut ajouter le path du pass en paramètre!"
+fi
+
+ZM_ACC=$(pass $1 | awk '{print $1}')
+ZM_KEY=$(pass $1 | awk '{print $2}')
+TIMESTAMP=$(date +%s)000
+
+CONCAT_SIMPL_DATA=$ZM_ACC"|name|0|"$TIMESTAMP
+CONCAT_ADMIN_DATA=$ZM_ACC"|1|name|0|"$TIMESTAMP
+HASH_SIMPL_PREAUTH=$(echo -n $CONCAT_SIMPL_DATA | openssl dgst -sha1 -hmac $ZM_KEY | awk '{print $2}')
+HASH_ADMIN_PREAUTH=$(echo -n $CONCAT_ADMIN_DATA | openssl dgst -sha1 -hmac $ZM_KEY | awk '{print $2}')
+
+echo "---mailbox access---"
+echo "/service/preauth?account=$ZM_ACC&expires=0&timestamp=$TIMESTAMP&preauth=$HASH_SIMPL_PREAUTH"
+echo "---admin acess---"
+echo "/service/preauth?account=$ZM_ACC&admin=1&expires=0&timestamp=$TIMESTAMP&preauth=$HASH_ADMIN_PREAUTH"
+