diff --git a/backend/serdes/views.py b/backend/serdes/views.py
index b15e6d6e5..8536c5978 100644
--- a/backend/serdes/views.py
+++ b/backend/serdes/views.py
@@ -2,6 +2,7 @@
 import io
 import json
 import sys
+import re
 from datetime import datetime
 
 from django.core import management
@@ -12,9 +13,15 @@
 from rest_framework.response import Response
 from rest_framework.views import APIView
 
-from ciso_assistant.settings import VERSION
+from ciso_assistant.settings import VERSION, SQLITE_FILE
 from serdes.serializers import LoadBackupSerializer
 
+import structlog
+
+logger = structlog.get_logger(__name__)
+
+GZIP_MAGIC_NUMBER = b"\x1f\x8b"
+
 
 class ExportBackupView(APIView):
     def get(self, request, *args, **kwargs):
@@ -54,22 +61,14 @@ class LoadBackupView(APIView):
     parser_classes = (FileUploadParser,)
     serializer_class = LoadBackupSerializer
 
-    def post(self, request, *args, **kwargs):
-        if not request.user.has_backup_permission:
-            return Response(status=status.HTTP_403_FORBIDDEN)
-        if request.data:
-            backup_file = request.data["file"]
-            is_json = backup_file.name.split(".")[-1].lower() == "json"
-            data = backup_file.read()
-            decompressed_data = data if is_json else gzip.decompress(data)
-            # Performances could be improved (by avoiding the json.loads + json.dumps calls with a direct raw manipulation on the JSON body)
-            # But performances of the backup loading is not that much important.
-            decompressed_data = json.loads(decompressed_data)[1]
-            decompressed_data = json.dumps(decompressed_data)
-
-            sys.stdin = io.StringIO(decompressed_data)
-            request.session.flush()
-            management.call_command("flush", interactive=False)
+    def load_backup(self, request, decompressed_data, backup_version, current_version):
+        with open(SQLITE_FILE, "rb") as database_file:
+            database_recover_data = database_file.read()
+
+        sys.stdin = io.StringIO(decompressed_data)
+        request.session.flush()
+        management.call_command("flush", interactive=False)
+        try:
             # Here we load the data from stdin
             management.call_command(
                 loaddata.Command(),
@@ -84,5 +83,91 @@ def post(self, request, *args, **kwargs):
                     "knox.authtoken",
                 ],
             )
-            return Response(status=status.HTTP_200_OK)
-        return Response(status=status.HTTP_400_BAD_REQUEST)
+        except Exception as e:
+            logger.error("Error while loading backup", exc_info=e)
+            with open(SQLITE_FILE, "wb") as database_file:
+                database_file.write(database_recover_data)
+
+            if backup_version != current_version:
+                logger.error("Backup version different than current version")
+                return Response(
+                    {"error": "LowerBackupVersion"},
+                    status=status.HTTP_400_BAD_REQUEST,
+                )
+            return Response({}, status=status.HTTP_400_BAD_REQUEST)
+        return Response({}, status=status.HTTP_200_OK)
+
+    def post(self, request, *args, **kwargs):
+        if not request.user.has_backup_permission:
+            logger.error("Unauthorized user tried to load a backup", user=request.user)
+            return Response({}, status=status.HTTP_403_FORBIDDEN)
+        if not request.data:
+            logger.error("Request has no data")
+
+            return Response(
+                {"error": "backupLoadNoData"}, status=status.HTTP_400_BAD_REQUEST
+            )
+        backup_file = request.data["file"]
+        data = backup_file.read()
+        is_gzip = data.startswith(GZIP_MAGIC_NUMBER)
+        full_decompressed_data = gzip.decompress(data) if is_gzip else data
+        # Performances could be improved (by avoiding the json.loads + json.dumps calls with a direct raw manipulation on the JSON body)
+        # But performances of the backup loading is not that much important.
+        full_decompressed_data = json.loads(full_decompressed_data)
+        metadata, decompressed_data = full_decompressed_data
+        metadata = metadata["meta"]
+
+        backup_version = None
+        for metadata_part in metadata:
+            backup_version = metadata_part.get("media_version")
+            if backup_version is not None:
+                break
+
+        if backup_version is None:
+            logger.error("Backup malformed: no version found")
+            return Response(
+                {"erroe": "errorBackupNoVersion"},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+        if backup_version.lower() == "dev":
+            backup_version = "v0.0.0"
+
+        VERSION_REGEX = r"^v[0-9]+\.[0-9]+\.[0-9]+"
+        match = re.match(VERSION_REGEX, backup_version)
+        if match is None:
+            logger.error(
+                "Backup malformed: invalid version",
+                backup_version=backup_version,
+                current_version=VERSION,
+            )
+            return Response(
+                {"error": "errorBackupInvalidVersion"},
+                status=status.HTTP_400_BAD_REQUEST,
+            )
+
+        backup_version = match.group()
+        current_version = VERSION.split("-")[0]
+
+        if current_version.lower() == "dev":
+            current_version = "v0.0.0"
+
+        backup_version = [int(num) for num in backup_version.lstrip("v").split(".")]
+        current_version = [int(num) for num in current_version.lstrip("v").split(".")]
+        # All versions are composed of 3 numbers (see git tag)
+        for i in range(3):
+            if backup_version[i] > current_version[i]:
+                logger.error(
+                    "Backup version greater than current version",
+                    version=backup_version,
+                )
+                # Refuse to import the backup and ask to update the instance before importing the backup
+                return Response(
+                    {"error": "GreaterBackupVersion"},
+                    status=status.HTTP_400_BAD_REQUEST,
+                )
+
+        decompressed_data = json.dumps(decompressed_data)
+        return self.load_backup(
+            request, decompressed_data, backup_version, current_version
+        )
diff --git a/frontend/messages/ar.json b/frontend/messages/ar.json
index 8739287b2..1250f7898 100644
--- a/frontend/messages/ar.json
+++ b/frontend/messages/ar.json
@@ -634,5 +634,8 @@
 	"integrity": "النزاهة",
 	"availability": "التوفر",
 	"authenticity": "الأصالة",
-	"waitingRiskAcceptances": "مرحبًا! لديك حاليًا {number} مخاطرة معلقة .يمكنك العثور عليها في علامة التبويب المخاطر."
+	"waitingRiskAcceptances": "مرحبًا! لديك حاليًا {number} مخاطرة معلقة .يمكنك العثور عليها في علامة التبويب المخاطر.",
+	"backupLoadingError": "حدث خطأ أثناء تحميل النسخة الاحتياطية.",
+	"backupGreaterVersionError": "لا يمكن تحميل النسخة الاحتياطية، إصدار النسخة الاحتياطية أعلى من الإصدار الحالي للتطبيق الخاص بك.",
+	"backupLowerVersionError": "حدث خطأ، قد تكون نسخة النسخ الاحتياطي قديمة جدًا، إذا كان الأمر كذلك فيجب تحديثها قبل إعادة المحاولة."
 }
diff --git a/frontend/messages/de.json b/frontend/messages/de.json
index 9b1ddbc13..7777a980b 100644
--- a/frontend/messages/de.json
+++ b/frontend/messages/de.json
@@ -671,5 +671,8 @@
 	"observationSemiColon": "Beobachtung:",
 	"tableMode": "Tabellenmodus",
 	"owner": "Eigentümer",
-	"waitingRiskAcceptances": "Hallo! Sie haben derzeit {number} Risiko{s} zur Annahme ausstehend. Sie finden sie auf der Registerkarte „Risiken“."
+	"waitingRiskAcceptances": "Hallo! Sie haben derzeit {number} Risiko{s} zur Annahme ausstehend. Sie finden sie auf der Registerkarte „Risiken“.",
+	"backupLoadingError": "Beim Laden der Sicherung ist ein Fehler aufgetreten.",
+	"backupGreaterVersionError": "Das Backup kann nicht geladen werden, die Version des Backups ist höher als die aktuelle Version Ihrer Anwendung.",
+	"backupLowerVersionError": "Ein Fehler ist aufgetreten. Die Sicherungsversion ist möglicherweise zu alt. Wenn dies der Fall ist, muss sie vor einem erneuten Versuch aktualisiert werden."
 }
diff --git a/frontend/messages/en.json b/frontend/messages/en.json
index 48ce42c9c..8e3547a28 100644
--- a/frontend/messages/en.json
+++ b/frontend/messages/en.json
@@ -750,6 +750,9 @@
 	"theFollowingControlsWillBeAddedColon": "The following controls will be added:",
 	"ShowAllNodesMessage": "Show all",
 	"ShowOnlyAssessable": "Only assessable",
+	"backupLoadingError": "An error occurred while loading the backup.",
+	"backupGreaterVersionError": "Can't load the backup, the version of the backup is higher than the current version of your application.",
+	"backupLowerVersionError": "An error occurred, the backup version may be too old, if so it must be updated before retrying.",
 	"NoPreviewMessage": "No preview available.",
 	"errorLicenseSeatsExceeded": "The number of license seats is exceeded, you will not be able to grant editing rights to this user. Please contact your administrator.",
 	"availableSeats": "Available seats"
diff --git a/frontend/messages/es.json b/frontend/messages/es.json
index af252c5a8..cabbdad0a 100644
--- a/frontend/messages/es.json
+++ b/frontend/messages/es.json
@@ -671,5 +671,8 @@
 	"observationSemiColon": "Observación:",
 	"tableMode": "Modo de tabla",
 	"owner": "Titular",
-	"waitingRiskAcceptances": "Hola! Actualmente tienes {number} riesgo{s} aceptación pendiente. Puedes encontrarlos en la pestaña de riesgo."
+	"waitingRiskAcceptances": "Hola! Actualmente tienes {number} riesgo{s} aceptación pendiente. Puedes encontrarlos en la pestaña de riesgo.",
+	"backupLoadingError": "Se produjo un error al cargar la copia de seguridad.",
+	"backupGreaterVersionError": "No se puede cargar la copia de seguridad, la versión de la copia de seguridad es superior a la versión actual de la aplicación.",
+	"backupLowerVersionError": "Se produjo un error, la versión de respaldo puede ser demasiado antigua, si es así debe actualizarse antes de volver a intentarlo."
 }
diff --git a/frontend/messages/fr.json b/frontend/messages/fr.json
index 19942fb57..3140a2f6a 100644
--- a/frontend/messages/fr.json
+++ b/frontend/messages/fr.json
@@ -682,5 +682,8 @@
 	"createAppliedControlsFromSuggestionsConfirmMessage": "{count} mesures appliquées seront créées à partir des suggestions. Voulez-vous continuer ?",
 	"theFollowingControlsWillBeAddedColon": "Les mesures suivantes seront appliquées :",
 	"ShowAllNodesMessage": "Tout afficher",
-	"ShowOnlyAssessable": "Uniquement évaluables"
+	"ShowOnlyAssessable": "Uniquement évaluables",
+	"backupLoadingError": "Une erreur s'est produite lors du chargement de la sauvegarde.",
+	"backupGreaterVersionError": "Impossible de charger la sauvegarde, la version de la sauvegarde est supérieure à la version actuelle de votre application.",
+	"backupLowerVersionError": "Une erreur s'est produite, la version de sauvegarde est peut-être trop ancienne, si c'est le cas, elle doit être mise à jour avant de réessayer."
 }
diff --git a/frontend/messages/hi.json b/frontend/messages/hi.json
index 461e472a2..e4c337cca 100644
--- a/frontend/messages/hi.json
+++ b/frontend/messages/hi.json
@@ -680,5 +680,8 @@
 	"availability": "उपलब्धता",
 	"authenticity": "प्रामाणिकता",
 	"owner": "मालिक",
-	"waitingRiskAcceptances": "नमस्ते! आपके पास वर्तमान में {number} जोखिम स्वीकृति{s} लंबित हैं। आप उन्हें जोखिम टैब में पा सकते हैं।"
+	"waitingRiskAcceptances": "नमस्ते! आपके पास वर्तमान में {number} जोखिम स्वीकृति{s} लंबित हैं। आप उन्हें जोखिम टैब में पा सकते हैं।",
+	"backupLoadingError": "बैकअप लोड करते समय एक त्रुटि हुई.",
+	"backupGreaterVersionError": "बैकअप लोड नहीं किया जा सकता, बैकअप का संस्करण आपके एप्लिकेशन के वर्तमान संस्करण से अधिक है.",
+	"backupLowerVersionError": "कोई त्रुटि हुई, बैकअप संस्करण बहुत पुराना हो सकता है, यदि ऐसा है तो पुनः प्रयास करने से पहले उसे अद्यतन करना आवश्यक है।"
 }
diff --git a/frontend/messages/it.json b/frontend/messages/it.json
index 46ce4063a..270a386ee 100644
--- a/frontend/messages/it.json
+++ b/frontend/messages/it.json
@@ -671,5 +671,8 @@
 	"observationSemiColon": "Osservazione:",
 	"tableMode": "Modalità tabella",
 	"owner": "Proprietario",
-	"waitingRiskAcceptances": "Ciao! Al momento hai {number} rischi{s} in attesa di accettazione. Puoi trovarli nella scheda rischi."
+	"waitingRiskAcceptances": "Ciao! Al momento hai {number} rischi{s} in attesa di accettazione. Puoi trovarli nella scheda rischi.",
+	"backupLoadingError": "Si è verificato un errore durante il caricamento del backup.",
+	"backupGreaterVersionError": "Impossibile caricare il backup, la versione del backup è successiva alla versione corrente dell'applicazione.",
+	"backupLowerVersionError": "Si è verificato un errore, la versione di backup potrebbe essere troppo vecchia. In tal caso, è necessario aggiornarla prima di riprovare."
 }
diff --git a/frontend/messages/nl.json b/frontend/messages/nl.json
index b221feaf4..46ef03578 100644
--- a/frontend/messages/nl.json
+++ b/frontend/messages/nl.json
@@ -671,5 +671,8 @@
 	"observationSemiColon": "Observatie:",
 	"tableMode": "Tabelmodus",
 	"owner": "Eigenaar",
-	"waitingRiskAcceptances": "Hallo! U hebt momenteel {number} risico{s} acceptatie in behandeling. U kunt ze vinden in het tabblad risico."
+	"waitingRiskAcceptances": "Hallo! U hebt momenteel {number} risico{s} acceptatie in behandeling. U kunt ze vinden in het tabblad risico.",
+	"backupLoadingError": "Er is een fout opgetreden tijdens het laden van de back-up.",
+	"backupGreaterVersionError": "De back-up kan niet worden geladen. De versie van de back-up is hoger dan de huidige versie van uw applicatie.",
+	"backupLowerVersionError": "Er is een fout opgetreden. Mogelijk is de back-upversie te oud. Als dat zo is, moet u deze bijwerken voordat u het opnieuw probeert."
 }
diff --git a/frontend/messages/pl.json b/frontend/messages/pl.json
index 9ee3f15cd..e8bca8574 100644
--- a/frontend/messages/pl.json
+++ b/frontend/messages/pl.json
@@ -708,5 +708,8 @@
 	"observationSemiColon": "Obserwacja:",
 	"tableMode": "Tryb tabeli",
 	"owner": "Właściciel",
-	"waitingRiskAcceptances": "Cześć! Obecnie masz {number} ryzyko{s} oczekujące na akceptację. Możesz je znaleźć w zakładce ryzyko."
+	"waitingRiskAcceptances": "Cześć! Obecnie masz {number} ryzyko{s} oczekujące na akceptację. Możesz je znaleźć w zakładce ryzyko.",
+	"backupLoadingError": "Wystąpił błąd podczas ładowania kopii zapasowej.",
+	"backupGreaterVersionError": "Nie można załadować kopii zapasowej. Wersja kopii zapasowej jest nowsza niż bieżąca wersja aplikacji.",
+	"backupLowerVersionError": "Wystąpił błąd. Wersja kopii zapasowej może być za stara. Jeśli tak, należy ją zaktualizować przed ponowną próbą."
 }
diff --git a/frontend/messages/pt.json b/frontend/messages/pt.json
index 745ca030a..72dacac56 100644
--- a/frontend/messages/pt.json
+++ b/frontend/messages/pt.json
@@ -671,5 +671,8 @@
 	"observationSemiColon": "Observação:",
 	"tableMode": "Modo de tabela",
 	"owner": "Proprietário",
-	"waitingRiskAcceptances": "Olá! No momento, você tem {number} aceitação de risco{s} pendente. Você pode encontrá-los na aba de risco."
+	"waitingRiskAcceptances": "Olá! No momento, você tem {number} aceitação de risco{s} pendente. Você pode encontrá-los na aba de risco.",
+	"backupLoadingError": "Ocorreu um erro ao carregar o backup.",
+	"backupGreaterVersionError": "Não é possível carregar o backup, a versão do backup é superior à versão atual do seu aplicativo.",
+	"backupLowerVersionError": "Ocorreu um erro, a versão de backup pode ser muito antiga. Se for o caso, ela deve ser atualizada antes de tentar novamente."
 }
diff --git a/frontend/messages/ro.json b/frontend/messages/ro.json
index 47d147b5e..b0fb01333 100644
--- a/frontend/messages/ro.json
+++ b/frontend/messages/ro.json
@@ -676,5 +676,8 @@
 	"integrity": "Integritate",
 	"availability": "Accesibilitate",
 	"authenticity": "Autenticitate",
-	"waitingRiskAcceptances": "Buna ziua! În prezent, aveți {number} riscul{s} în așteptare. Le puteți găsi în fila de riscuri."
+	"waitingRiskAcceptances": "Buna ziua! În prezent, aveți {number} riscul{s} în așteptare. Le puteți găsi în fila de riscuri.",
+	"backupLoadingError": "A apărut o eroare la încărcarea copiei de rezervă.",
+	"backupGreaterVersionError": "Nu se poate încărca copia de rezervă, versiunea copiei de rezervă este mai mare decât versiunea curentă a aplicației dvs.",
+	"backupLowerVersionError": "A apărut o eroare, versiunea de rezervă poate fi prea veche, dacă da, trebuie actualizată înainte de a reîncerca."
 }
diff --git a/frontend/messages/ur.json b/frontend/messages/ur.json
index 2151a9a50..db0620133 100644
--- a/frontend/messages/ur.json
+++ b/frontend/messages/ur.json
@@ -680,5 +680,8 @@
 	"availability": "دستیابی",
 	"authenticity": "صداقت",
 	"owner": "مالک",
-	"waitingRiskAcceptances": "ہیلو! آپ کے پاس فی الحال {number} خطرے کی منظوری {s} زیر التواء ہیں۔ آپ انہیں خطرے والے ٹیب میں پا سکتے ہیں۔"
+	"waitingRiskAcceptances": "ہیلو! آپ کے پاس فی الحال {number} خطرے کی منظوری {s} زیر التواء ہیں۔ آپ انہیں خطرے والے ٹیب میں پا سکتے ہیں۔",
+	"backupLoadingError": "بیک اپ لوڈ کرتے وقت ایک خرابی پیش آگئی۔",
+	"backupGreaterVersionError": "بیک اپ لوڈ نہیں ہو سکتا، بیک اپ کا ورژن آپ کی ایپلیکیشن کے موجودہ ورژن سے زیادہ ہے۔",
+	"backupLowerVersionError": "ایک خرابی پیش آ گئی، بیک اپ ورژن بہت پرانا ہو سکتا ہے، اگر ایسا ہے تو اسے دوبارہ کوشش کرنے سے پہلے اپ ڈیٹ کرنا ضروری ہے۔"
 }
diff --git a/frontend/src/routes/(app)/(internal)/backup-restore/+page.server.ts b/frontend/src/routes/(app)/(internal)/backup-restore/+page.server.ts
index 8646d8069..f3d29908b 100644
--- a/frontend/src/routes/(app)/(internal)/backup-restore/+page.server.ts
+++ b/frontend/src/routes/(app)/(internal)/backup-restore/+page.server.ts
@@ -1,9 +1,12 @@
 import { BASE_API_URL } from '$lib/utils/constants';
 import type { Actions } from '@sveltejs/kit';
 import { fail } from 'assert';
+import { setFlash } from 'sveltekit-flash-message/server';
+import * as m from '$paraglide/messages';
 
 export const actions: Actions = {
-	default: async ({ request, fetch }) => {
+	default: async (event) => {
+		const { request, fetch } = event;
 		const formData = Object.fromEntries(await request.formData());
 		if (!(formData.file as File).name || (formData.file as File).name === 'undefined') {
 			return fail(400, {
@@ -23,10 +26,19 @@ export const actions: Actions = {
 			},
 			body: file
 		});
-		const data = await response.text();
+		const data = await response.json();
+
+		if (response.status >= 400 && !data.error) {
+			setFlash({ type: 'error', message: m.backupLoadingError() }, event);
+		} else if (data.error === 'GreaterBackupVersion') {
+			setFlash({ type: 'error', message: m.backupGreaterVersionError() }, event);
+		} else if (data.error === 'LowerBackupVersion') {
+			setFlash({ type: 'error', message: m.backupLowerVersionError() }, event);
+		}
+
 		return {
 			status: response.status,
-			body: data
+			body: JSON.stringify(data)
 		};
 	}
 };