diff --git a/.env b/.env
index d8476e2..f9d079e 100644
--- a/.env
+++ b/.env
@@ -5,7 +5,7 @@ DB_PASS=TX.)-U1!zq5Axdk4
 DB_NAME=Sondes
 
 DB_USER2=journal_connexions
-DB_PASS2=%t!RRa6sj4KY9dY%zTT
+DB_PASS2=uu%O6sHgqY%gl&iSMML
 DB_NAME2=Acces
 
 AUTH_USERS=[{"user":"Michel","pass":"210462"}]
@@ -26,7 +26,6 @@ SYNO_CHAT_WEBHOOK_GYRO_MEUDON=https://mj91.fr/webapi/entry.cgi?api=SYNO.Chat.Ext
 SYNO_CHAT_WEBHOOK_CONNEXIONS=https://mj91.fr/webapi/entry.cgi?api=SYNO.Chat.External&method=incoming&version=2&token=R585242twVz04qmzukxbtSTMe7p0GgdroKtO8opBglDx3VLtaLwJhYb93btH6Hya
 
 SYNO_CHAT_WEBHOOK_CONNEXIONS_SIMPLE=https://mj91.fr/webapi/entry.cgi?api=SYNO.Chat.External&method=incoming&version=2&token=TahhvDjYKqvA7KbGgVOK7uZI8ri0JS1HSPvCGGXteyZaHGKpKJGvaJS4Favf9Xyj
-
 SYNO_CHAT_BOTNAME_MONITOR="Injection données dans tables"
 SYNO_CHAT_BOTNAME_GYRO="Gestion Gyro"
 SYNO_CHAT_BOTNAME_CONNEXIONS="Journal Connexions"
diff --git a/app/Monitor_connexions.py b/app/Monitor_connexions.py
index dfdf786..a4581e2 100644
--- a/app/Monitor_connexions.py
+++ b/app/Monitor_connexions.py
@@ -10,7 +10,7 @@ import requests
 from dotenv import load_dotenv
 
 
-BASE_DIR = Path("/home/debian/Gestion_sondes")
+BASE_DIR = Path(__file__).resolve().parent.parent
 load_dotenv(BASE_DIR / ".env")
 
 logging.basicConfig(
diff --git a/scripts/backup_mysql.sh b/scripts/backup_VM.sh
similarity index 88%
rename from scripts/backup_mysql.sh
rename to scripts/backup_VM.sh
index c162c85..6fc68a6 100644
--- a/scripts/backup_mysql.sh
+++ b/scripts/backup_VM.sh
@@ -2,8 +2,8 @@
 set -Eeuo pipefail
 
 DATE="$(date +'%Y-%m-%d_%H-%M')"
-BACKUP_DIR="/home/debian/backup"
-LOG_DIR="/home/debian/Gestion_sondes/Logs"
+BACKUP_DIR="/home/domo91/backup"
+LOG_DIR="/home/domo91/Gestion_sondes/Logs"
 mkdir -p "$LOG_DIR" "$BACKUP_DIR"
 
 LOG_FILE="$LOG_DIR/backup_$DATE.log"
@@ -19,9 +19,9 @@ BACKUP_FILE="$BACKUP_DIR/mysql_backup_$DATE.sql"
 NAS_HOST="192.168.1.250"      # à adapter avec l'IP locale réelle du NAS
 NAS_PORT="4422"                # mettre 4422 seulement si DSM écoute réellement sur 4422 en local
 NAS_USER="Michel"
-NAS_DIR="/volume1/VPS/Gravelines"
+NAS_DIR="/volume1/backups/VM_Debian13"
 
-SSH_KEY="/home/debian/.ssh/id_ed25519"
+SSH_KEY="/home/domo91/.ssh/id_ed25519"
 SSH_OPTS="-i $SSH_KEY -p $NAS_PORT \
   -o BatchMode=yes -o PreferredAuthentications=publickey \
   -o PasswordAuthentication=no -o PubkeyAuthentication=yes \
@@ -29,7 +29,7 @@ SSH_OPTS="-i $SSH_KEY -p $NAS_PORT \
   -o ServerAliveInterval=30 -o ServerAliveCountMax=2"
 
 # Credentials MySQL
-MYSQL_DEFAULTS="/home/debian/.my.cnf"
+MYSQL_DEFAULTS="/home/domo91/.my.cnf"
 
 # PATH minimal pour cron
 export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
@@ -69,14 +69,14 @@ LOCAL_SIZE=$(stat -c%s "$BACKUP_FILE" 2>/dev/null || wc -c < "$BACKUP_FILE")
 echo "✅ Dump OK : $BACKUP_FILE ($LOCAL_SIZE octets)"
 
 # 3) Transfert NAS
-scp -O -P 4422 -i /home/debian/.ssh/id_ed25519 \
+scp -O -P 4422 -i /home/domo91/.ssh/id_ed25519 \
   -o BatchMode=yes -o PreferredAuthentications=publickey -o PasswordAuthentication=no \
   -o StrictHostKeyChecking=accept-new \
   "$BACKUP_FILE" "$NAS_USER@$NAS_HOST:$NAS_DIR/"
 
 # 4) Vérification taille distante = locale
 BASENAME="$(basename "$BACKUP_FILE")"
-REMOTE_SIZE=$(ssh -p 4422 -i /home/debian/.ssh/id_ed25519 \
+REMOTE_SIZE=$(ssh -p 4422 -i /home/domo91/.ssh/id_ed25519 \
   -o BatchMode=yes -o PreferredAuthentications=publickey -o PasswordAuthentication=no \
   -o StrictHostKeyChecking=accept-new \
   "$NAS_USER@$NAS_HOST" "wc -c < '$NAS_DIR/$BASENAME'" || echo 0)
@@ -86,4 +86,4 @@ if [[ "$REMOTE_SIZE" != "$LOCAL_SIZE" ]]; then
   exit 22
 fi
 
-echo "✅ Transfert OK → $NAS_HOST:$NAS_DIR/$BASENAME"
\ No newline at end of file
+echo "✅ Transfert OK → $NAS_HOST:$NAS_DIR/$BASENAME"
diff --git a/scripts/backup_Vpsl.sh b/scripts/backup_Vpsl.sh
new file mode 100644
index 0000000..1b53f17
--- /dev/null
+++ b/scripts/backup_Vpsl.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+set -Eeuo pipefail
+
+DATE="$(date +'%Y-%m-%d_%H-%M')"
+BACKUP_DIR="/home/debian/backup"
+LOG_DIR="/home/debian/Gestion_sondes/Logs"
+SSH_KEY="/home/debian/.ssh/id_ed25519"
+mkdir -p "$LOG_DIR" "$BACKUP_DIR"
+
+LOG_FILE="$LOG_DIR/backup_$DATE.log"
+exec > >(tee -a "$LOG_FILE") 2>&1
+
+# Verrou anti-doublon
+exec 9>/tmp/backup_mysql.lock
+flock -n 9 || { echo "🔒 Un autre backup est en cours. Abandon."; exit 1; }
+
+BACKUP_FILE="$BACKUP_DIR/mysql_backup_$DATE.sql"
+
+# Cible NAS via WireGuard / LAN
+NAS_HOST="192.168.1.250"
+NAS_PORT="4422"
+NAS_USER="Michel"
+NAS_DIR="/volume1/backups/VPS_Ovh"
+
+SSH_KEY="/home/debian/.ssh/id_ed25519"
+SSH_OPTS="-i $SSH_KEY -p $NAS_PORT \
+  -o BatchMode=yes -o PreferredAuthentications=publickey \
+  -o PasswordAuthentication=no -o PubkeyAuthentication=yes \
+  -o StrictHostKeyChecking=accept-new -o ConnectTimeout=10 \
+  -o ServerAliveInterval=30 -o ServerAliveCountMax=2"
+
+# Credentials MySQL
+MYSQL_DEFAULTS="/home/debian/.my.cnf"
+
+# PATH minimal pour cron
+export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+
+echo "🔷 Démarrage $(date '+%F %T') sur $(hostname -s)"
+echo "🔷 Dossier local  : $BACKUP_DIR"
+echo "🔷 Dossier NAS    : $NAS_DIR (hôte $NAS_HOST)"
+
+# 1) Pré-check SSH & droits écriture NAS
+echo "🔷 Test SSH NAS…"
+if ! ssh $SSH_OPTS "$NAS_USER@$NAS_HOST" "mkdir -p '$NAS_DIR' && test -w '$NAS_DIR' && echo __SSH_OK__"; then
+  echo "❌ Impossible d'écrire sur $NAS_HOST:$NAS_DIR (clé SSH ? user ? droits ? SSH NAS activé ?)"
+  exit 20
+fi
+
+# 2) Dump MySQL
+echo "🔷 Dump MySQL…"
+if [[ -f "$MYSQL_DEFAULTS" ]]; then
+  DUMP="mysqldump --defaults-file=$MYSQL_DEFAULTS --all-databases --single-transaction --quick --lock-tables=false --routines --events --triggers"
+else
+  DUMP="mysqldump --all-databases --single-transaction --quick --lock-tables=false --routines --events --triggers"
+fi
+
+# Baisse de priorité
+IONICE="$(command -v ionice >/dev/null 2>&1 && echo 'ionice -c2 -n7' || true)"
+NICE="$(command -v nice >/dev/null 2>&1 && echo 'nice -n 10' || true)"
+
+bash -c "$IONICE $NICE $DUMP > '$BACKUP_FILE'"
+
+# Vérification locale
+if [[ ! -s "$BACKUP_FILE" ]]; then
+  echo "❌ Fichier de backup vide : $BACKUP_FILE"
+  exit 21
+fi
+
+LOCAL_SIZE=$(stat -c%s "$BACKUP_FILE" 2>/dev/null || wc -c < "$BACKUP_FILE")
+echo "✅ Dump OK : $BACKUP_FILE ($LOCAL_SIZE octets)"
+
+# 3) Transfert NAS
+echo "🔷 Transfert NAS…"
+timeout 30m scp -O -i "$SSH_KEY" -P "$NAS_PORT" -C \
+  -o BatchMode=yes \
+  -o PreferredAuthentications=publickey \
+  -o PasswordAuthentication=no \
+  -o PubkeyAuthentication=yes \
+  -o StrictHostKeyChecking=accept-new \
+  -o ConnectTimeout=10 \
+  "$BACKUP_FILE" "$NAS_USER@$NAS_HOST:$NAS_DIR/"
+echo "✅ Copie scp terminée"
+
+# 4) Vérification taille distante = locale
+BASENAME="$(basename "$BACKUP_FILE")"
+echo "🔷 Vérification taille distante…"
+REMOTE_SIZE=$(ssh $SSH_OPTS "$NAS_USER@$NAS_HOST" "stat -c%s '$NAS_DIR/$BASENAME' 2>/dev/null || wc -c < '$NAS_DIR/$BASENAME'" || echo 0)
+REMOTE_SIZE="$(echo "$REMOTE_SIZE" | tr -dc '0-9')"
+echo "🔷 Taille distante : $REMOTE_SIZE octets"
+
+
+if [[ "$REMOTE_SIZE" != "$LOCAL_SIZE" ]]; then
+  echo "❌ Taille différente après transfert (local=$LOCAL_SIZE, distant=$REMOTE_SIZE)"
+  exit 22
+fi
+
+echo "✅ Transfert OK → $NAS_HOST:$NAS_DIR/$BASENAME"
\ No newline at end of file