diff --git a/app/views.py b/app/views.py
index 048e133..dfeef35 100644
--- a/app/views.py
+++ b/app/views.py
@@ -1,4 +1,6 @@
 from requests import get
+from cryptography.fernet import Fernet
+from django.contrib.sessions.backends.db import SessionStore
 from django.http import HttpResponse, JsonResponse
 from django.shortcuts import render
 import json
@@ -48,6 +50,8 @@ def login(request, *args, **kwargs):
     else:
         request.session['is_logged'] = True
         data_response = {'success': True, 'data': sender_return}
+        key = Fernet.generate_key()
+        request.session[request.session.session_key] = key.decode('utf-8')
     return JsonResponse(data_response)
 
 def grades(request, *args, **kwargs):
@@ -57,6 +61,7 @@ def grades(request, *args, **kwargs):
         register_r = data['data']['register_r']
         oun = data['data']['oun']
         s = data['data']['s']
+        print(request.session[request.session.session_key].encode('utf-8'))
         grades = get_grades(register_id, register_r, oun, s)
         return JsonResponse(grades)
     else:
diff --git a/requirements.txt b/requirements.txt
index ae20cab..e1abe1e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,4 @@ bs4==0.0.1
 Django==3.1.3
 python-dotenv==0.15.0
 requests==2.24.0
+cryptography==3.2.1
\ No newline at end of file
diff --git a/wulkanowy/settings.py b/wulkanowy/settings.py
index fd6326c..2476657 100644
--- a/wulkanowy/settings.py
+++ b/wulkanowy/settings.py
@@ -58,6 +58,8 @@ MIDDLEWARE = [
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
 ]
 
+SESSION_ENGINE = 'django.contrib.sessions.backends.cached_db'
+
 SESSION_EXPIRE_AT_BROWSER_CLOSE = True
 SESSION_COOKIE_AGE = 1200