diff --git a/zen/tools/MEDIAKEY_dunikey_pass_QR.sh b/zen/tools/MEDIAKEY_dunikey_pass_QR.sh
index f2fcb66..a593938 100755
--- a/zen/tools/MEDIAKEY_dunikey_pass_QR.sh
+++ b/zen/tools/MEDIAKEY_dunikey_pass_QR.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 # ADD QR/sec CODE & DUNIKEY TO MEDIAKEY
+# Fabrique ou récupère un PASS pour fabriquer le QRCode "privé" sécurisé avec openssl
+# ~/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/${G1PUB}/QRsec.png
 
 for MEDIAKEY in $(ipfs key list);
 do
@@ -21,6 +23,7 @@ if [[ -f $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/${G1PUB}/.pass.encrypt ]
     PASS=$(cat "/tmp/${MEDIAKEY}.pass")
     
     [[ ! $PASS ]] && echo "PASS EMPTY. EXIT." && exit 1
+    echo "# DECODING DUNIKEY"
     openssl enc -aes-256-cbc -d -in "$HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/dunikey.enc" -out "/tmp/${MEDIAKEY}.dunikey" -k $PASS
     ~/.zen/astrXbian/zen/tools/natools.py privkey -f ipfs-keystore -k $HOME/.ipfs/keystore/$KEYFILE -F pubsec -o /tmp/${MEDIAKEY}.dunikey
     PubFromDunikey=$(cat /tmp/${MEDIAKEY}.dunikey | grep "pub" | cut -d ' ' -f2)
@@ -29,13 +32,13 @@ if [[ -f $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/${G1PUB}/.pass.encrypt ]
 
 else
 
-    echo "# CREATE DUNIKEY QR CODE"
+    echo "# CREATE 6 DIGIT PASS"
     PASS=$(echo "000000${RANDOM:0:6}" | tail -c-7) && echo "$PASS" > /tmp/${MEDIAKEY}.pass
     
-    echo "# GET DUNIKEY FROM KEYFILE"
+    echo "# MAKE DUNIKEY FROM MEDIAKEY"
     ~/.zen/astrXbian/zen/tools/natools.py privkey -f ipfs-keystore -k $HOME/.ipfs/keystore/$KEYFILE -F pubsec -o /tmp/${MEDIAKEY}.dunikey
 
-    echo "# PASS CYPHER DUNIKEY"
+    echo "# PASS openssl CYPHER DUNIKEY"
     openssl enc -aes-256-cbc -salt -in /tmp/${MEDIAKEY}.dunikey -out "$HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/dunikey.enc" -k $PASS
 
     echo "# KEEP/PUBLISH PASS & KEYFILE"
@@ -50,12 +53,18 @@ else
     echo "PubFromDunikey = $PubFromDunikey ($PASS) $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QR.png"
 fi
 
-secFromDunikey=$(cat /tmp/${MEDIAKEY}.dunikey | grep "sec" | cut -d ' ' -f2)
-echo "$secFromDunikey" > /tmp/${MEDIAKEY}.sec
-openssl enc -aes-256-cbc -salt -in /tmp/${MEDIAKEY}.sec -out "/tmp/${MEDIAKEY}.sec.enc" -k $PASS
+if [[ -f $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QRsec.png ]]; then
+    echo "## $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QRsec.png ($PASS) is made"
 
-PASsec=$(cat /tmp/${MEDIAKEY}.sec.enc | base58)
-qrencode -s 6 -o "$HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QRsec.png" "$PASsec"
-echo "PASsec = $PASsec ($PASS) $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QRsec.png"
+else
+    secFromDunikey=$(cat /tmp/${MEDIAKEY}.dunikey | grep "sec" | cut -d ' ' -f2)
+    echo "$secFromDunikey" > /tmp/${MEDIAKEY}.sec
+    openssl enc -aes-256-cbc -salt -in /tmp/${MEDIAKEY}.sec -out "/tmp/${MEDIAKEY}.sec.enc" -k $PASS
+
+    PASsec=$(cat /tmp/${MEDIAKEY}.sec.enc | base58)
+    qrencode -s 6 -o "$HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QRsec.png" "$PASsec"
+    echo "## $PASsec ($PASS) => $HOME/.zen/ipfs/.${IPFSNODEID}/KEY/${MEDIAKEY}/QRsec.png"
+
+fi
 
 done