diff --git a/.circleci/config.yml b/.circleci/config.yml
index 175b28e..759dca9 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,34 +4,34 @@ jobs:
     working_directory: ~/repo/01-Authorization
     machine:
       image: ubuntu-2004:202107-02
-           
+
     steps:
       - checkout:
-         path: ~/repo
+          path: ~/repo
 
-      - run: 
+      - run:
           name: Set .env file
           command: |
-              echo "AUTH0_DOMAIN=$auth0_domain" >> .env
-              echo "API_IDENTIFIER=$api_identifier" >> .env
- 
-      - run: 
-           name: background server
-           command: sh exec.sh
-           background: true
-           
+            echo "AUTH0_DOMAIN=$auth0_domain" >> .env
+            echo "AUTH0_API_IDENTIFIER=$api_identifier" >> .env
+
       - run:
-           name: Wait until server is online
-           command: |
-              until $(curl --output /dev/null --silent --fail http://localhost:3010/api/public); do
-                  sleep 5
-              done
-         
+          name: background server
+          command: sh exec.sh
+          background: true
+
+      - run:
+          name: Wait until server is online
+          command: |
+            until $(curl --output /dev/null --silent --fail http://localhost:8000/api/public); do
+                sleep 5
+            done
+
       - run:
           name: Clone script test
           command: git clone -b v0.0.1 --depth 1 https://github.com/auth0-samples/api-quickstarts-tests test
-                      
-      - run: 
+
+      - run:
           name: Prepare environment variables for test
           command: |
             cd test
@@ -45,7 +45,7 @@ jobs:
             echo "AUTH0_CLIENT_SECRET_3=$client_secret_scopes_write" >> .env
             echo "AUTH0_CLIENT_ID_4=$client_id_scopes_readwrite" >> .env
             echo "AUTH0_CLIENT_SECRET_4=$client_secret_scopes_readwrite" >> .env
-            echo "API_URL=http://localhost:3010" >> .env
+            echo "API_URL=http://localhost:8000" >> .env
 
       - run:
           name: Install test script dependency
@@ -60,4 +60,3 @@ workflows:
     jobs:
       - build:
           context: Quickstart API Tests
-
diff --git a/01-Authorization/.env.example b/01-Authorization/.env.example
index 38fe206..b7ae24d 100644
--- a/01-Authorization/.env.example
+++ b/01-Authorization/.env.example
@@ -1,2 +1,2 @@
 AUTH0_DOMAIN={DOMAIN}
-API_IDENTIFIER={API_IDENTIFIER}
+AUTH0_API_IDENTIFIER={API_IDENTIFIER}
diff --git a/01-Authorization/.gitignore b/01-Authorization/.gitignore
index ac641de..3db030e 100644
--- a/01-Authorization/.gitignore
+++ b/01-Authorization/.gitignore
@@ -1,3 +1,5 @@
 .env
 db.sqlite3
-*.pyc
\ No newline at end of file
+*.pyc
+requirements.in
+__pycache__
diff --git a/01-Authorization/Dockerfile b/01-Authorization/Dockerfile
index ec39fd1..1d21f92 100644
--- a/01-Authorization/Dockerfile
+++ b/01-Authorization/Dockerfile
@@ -4,13 +4,13 @@ WORKDIR /home/app
 
 #If we add the requirements and install dependencies first, docker can use cache if requirements don't change
 ADD requirements.txt /home/app
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip3 install --no-cache-dir -r requirements.txt
 
 ADD . /home/app
 
 # Migrate the database
-RUN python manage.py migrate
+RUN python3 manage.py migrate
 
-CMD python manage.py runserver 0.0.0.0:3010
+CMD python manage.py runserver 0.0.0.0:8000
 
-EXPOSE 3010
\ No newline at end of file
+EXPOSE 8000
diff --git a/01-Authorization/apiexample/settings.py b/01-Authorization/apiexample/settings.py
deleted file mode 100644
index a39ea10..0000000
--- a/01-Authorization/apiexample/settings.py
+++ /dev/null
@@ -1,169 +0,0 @@
-"""
-Django settings for apiexample project.
-
-Generated by 'django-admin startproject' using Django 1.11.4.
-
-For more information on this file, see
-https://docs.djangoproject.com/en/1.11/topics/settings/
-
-For the full list of settings and their values, see
-https://docs.djangoproject.com/en/1.11/ref/settings/
-"""
-
-import os
-
-from dotenv import load_dotenv, find_dotenv
-
-# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
-BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-
-
-# Quick-start development settings - unsuitable for production
-# See https://docs.djangoproject.com/en/1.11/howto/deployment/checklist/
-
-# SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'a819@)zd0&536k68f%n3)t1+t(d@-44ehevjps-2)#@k7bsjc^'
-
-# SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = True
-
-ALLOWED_HOSTS = []
-
-
-# Application definition
-
-INSTALLED_APPS = [
-    'django.contrib.admin',
-    'django.contrib.auth',
-    'django.contrib.contenttypes',
-    'django.contrib.sessions',
-    'django.contrib.messages',
-    'django.contrib.staticfiles',
-    'rest_framework',
-    'corsheaders'
-]
-
-MIDDLEWARE = [
-    'corsheaders.middleware.CorsMiddleware',
-    'django.middleware.security.SecurityMiddleware',
-    'django.contrib.sessions.middleware.SessionMiddleware',
-    'django.middleware.common.CommonMiddleware',
-    'django.middleware.csrf.CsrfViewMiddleware',
-    'django.contrib.auth.middleware.AuthenticationMiddleware',
-    'django.contrib.auth.middleware.RemoteUserMiddleware',
-    'django.contrib.messages.middleware.MessageMiddleware',
-    'django.middleware.clickjacking.XFrameOptionsMiddleware',
-]
-
-AUTHENTICATION_BACKENDS = [
-    'django.contrib.auth.backends.ModelBackend',
-    'django.contrib.auth.backends.RemoteUserBackend',
-]
-
-ROOT_URLCONF = 'apiexample.urls'
-
-TEMPLATES = [
-    {
-        'BACKEND': 'django.template.backends.django.DjangoTemplates',
-        'DIRS': [],
-        'APP_DIRS': True,
-        'OPTIONS': {
-            'context_processors': [
-                'django.template.context_processors.debug',
-                'django.template.context_processors.request',
-                'django.contrib.auth.context_processors.auth',
-                'django.contrib.messages.context_processors.messages',
-            ],
-        },
-    },
-]
-
-WSGI_APPLICATION = 'apiexample.wsgi.application'
-
-
-# Database
-# https://docs.djangoproject.com/en/1.11/ref/settings/#databases
-
-DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
-    }
-}
-
-
-# Password validation
-# https://docs.djangoproject.com/en/1.11/ref/settings/#auth-password-validators
-
-AUTH_PASSWORD_VALIDATORS = [
-    {
-        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
-    },
-    {
-        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
-    },
-]
-
-
-# Internationalization
-# https://docs.djangoproject.com/en/1.11/topics/i18n/
-
-LANGUAGE_CODE = 'en-us'
-
-TIME_ZONE = 'UTC'
-
-USE_I18N = True
-
-USE_L10N = True
-
-USE_TZ = True
-
-
-# Static files (CSS, JavaScript, Images)
-# https://docs.djangoproject.com/en/1.11/howto/static-files/
-
-STATIC_URL = '/static/'
-
-REST_FRAMEWORK = {
-    'DEFAULT_PERMISSION_CLASSES': (
-        'rest_framework.permissions.IsAuthenticated',
-    ),
-    'DEFAULT_AUTHENTICATION_CLASSES': (
-        'rest_framework_jwt.authentication.JSONWebTokenAuthentication',
-        'rest_framework.authentication.SessionAuthentication',
-        'rest_framework.authentication.BasicAuthentication',
-    ),
-}
-
-CORS_ORIGIN_WHITELIST = (
-    'http://localhost:3000',
-)
-
-ENV_FILE = find_dotenv()
-if ENV_FILE:
-    load_dotenv(ENV_FILE)
-
-AUTH0_DOMAIN = os.environ.get('AUTH0_DOMAIN')
-API_IDENTIFIER = os.environ.get('API_IDENTIFIER')
-PUBLIC_KEY = None
-JWT_ISSUER = None
-
-if AUTH0_DOMAIN:
-    JWT_ISSUER = 'https://' + AUTH0_DOMAIN + '/'
-
-JWT_AUTH = {
-    'JWT_PAYLOAD_GET_USERNAME_HANDLER':
-        'auth0authorization.utils.jwt_get_username_from_payload_handler',
-    'JWT_DECODE_HANDLER':
-        'auth0authorization.utils.jwt_decode_token',
-    'JWT_ALGORITHM': 'RS256',
-    'JWT_AUDIENCE': API_IDENTIFIER,
-    'JWT_ISSUER': JWT_ISSUER,
-    'JWT_AUTH_HEADER_PREFIX': 'Bearer',
-}
diff --git a/01-Authorization/apiexample/urls.py b/01-Authorization/apiexample/urls.py
deleted file mode 100644
index c9c6979..0000000
--- a/01-Authorization/apiexample/urls.py
+++ /dev/null
@@ -1,22 +0,0 @@
-"""apiexample URL Configuration
-
-The `urlpatterns` list routes URLs to views. For more information please see:
-    https://docs.djangoproject.com/en/1.11/topics/http/urls/
-Examples:
-Function views
-    1. Add an import:  from my_app import views
-    2. Add a URL to urlpatterns:  url(r'^$', views.home, name='home')
-Class-based views
-    1. Add an import:  from other_app.views import Home
-    2. Add a URL to urlpatterns:  url(r'^$', Home.as_view(), name='home')
-Including another URLconf
-    1. Import the include() function: from django.conf.urls import url, include
-    2. Add a URL to urlpatterns:  url(r'^blog/', include('blog.urls'))
-"""
-from django.contrib import admin
-from django.urls import include, path
-
-urlpatterns = [
-    path('admin/', admin.site.urls),
-    path('', include('auth0authorization.urls'))
-]
diff --git a/01-Authorization/apiexample/__init__.py b/01-Authorization/app/__init__.py
similarity index 100%
rename from 01-Authorization/apiexample/__init__.py
rename to 01-Authorization/app/__init__.py
diff --git a/01-Authorization/app/asgi.py b/01-Authorization/app/asgi.py
new file mode 100644
index 0000000..b4c64ab
--- /dev/null
+++ b/01-Authorization/app/asgi.py
@@ -0,0 +1,16 @@
+"""
+ASGI config for example project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "app.settings")
+
+application = get_asgi_application()
diff --git a/01-Authorization/app/authorization.py b/01-Authorization/app/authorization.py
new file mode 100644
index 0000000..5bcf098
--- /dev/null
+++ b/01-Authorization/app/authorization.py
@@ -0,0 +1,133 @@
+import os
+
+from .middleware import JsonException
+
+from jwt import PyJWKClient, decode
+from dotenv import load_dotenv
+from functools import wraps
+from django.http import HttpRequest, JsonResponse
+from typing import Any
+
+
+def authorized(function):
+    @wraps(function)
+    def wrap(request: HttpRequest, *args, **kwargs):
+        token: RequestToken = getRequestToken(request, mutateRequest=True)
+
+        if token is None or token.isAuthorized() is False:
+            raise JsonException("Unauthorized.", 401)
+
+        return function(request, token, *args, **kwargs)
+
+    return wrap
+
+
+def can(permission):
+    def decor(function):
+        @wraps(function)
+        def wrap(request: HttpRequest, *args, **kwargs):
+            token: RequestToken = getRequestToken(request, mutateRequest=True)
+
+            if token is None or token.isAuthorized() is False:
+                raise JsonException("Unauthorized.", 401)
+
+            if token.hasPermission(permission) is False:
+                raise JsonException("Forbidden.", 403)
+
+            return function(request, token, *args, **kwargs)
+
+        return wrap
+
+    return decor
+
+
+class RequestToken(object):
+    def __init__(self, token: str) -> None:
+        self._token: str = token
+
+        if token is not None:
+            self._decoded: dict[str, Any] | None = self.__decode__(token)
+        else:
+            self._decoded = None
+
+    def __decode__(self, token: str) -> dict[str, Any] | None:
+        try:
+            load_dotenv()
+        except:
+            raise JsonException("Environment variables must be configured.", 500)
+
+        domain: str | None = os.environ.get("AUTH0_DOMAIN")
+        identifier: str | None = os.environ.get("AUTH0_API_IDENTIFIER")
+
+        if domain is None or identifier is None:
+            raise JsonException(
+                "AUTH0_DOMAIN or AUTH0_API_IDENTIFIER environment variables must be configured.",
+                500,
+            )
+
+        issuer: str = "https://{}/".format(domain)
+
+        signingKey: Any = (
+            PyJWKClient(issuer + ".well-known/jwks.json")
+            .get_signing_key_from_jwt(self._token)
+            .key
+        )
+
+        if signingKey is None:
+            raise JsonException(
+                "Could not retrieve a matching public key for the provided token.", 400
+            )
+
+        try:
+            return decode(
+                jwt=self._token,
+                key=signingKey,
+                algorithms=["RS256"],
+                audience=identifier,
+                issuer=issuer,
+            )
+        except:
+            raise JsonException("Could not decode the provided token.", 400)
+
+    def __str__(self) -> str:
+        return self._token
+
+    def __getattr__(self, name: str) -> Any:
+        return self._decoded[name]
+
+    def hasPermission(self, permission: str) -> bool:
+        return permission in self._decoded["permissions"]
+
+    def clear(self) -> None:
+        self._decoded = None
+
+    def isAuthorized(self) -> bool:
+        return self._decoded is not None
+
+    def dict(self) -> dict[str, Any]:
+        return self._decoded if self._decoded is not None else {}
+
+
+def getRequestToken(
+    request: HttpRequest, mutateRequest: bool = False
+) -> RequestToken | None:
+    bearerToken: str | None = request.headers.get("Authorization")
+
+    if bearerToken is None or not bearerToken.startswith("Bearer "):
+        return None
+
+    bearerToken = bearerToken.partition(" ")[2]
+
+    if (
+        request.META.get("token") is not None
+        and request.META.get("bearerToken") == bearerToken
+    ):
+        return request.META.get("token")
+
+    token: RequestToken = RequestToken(bearerToken)
+
+    if mutateRequest:
+        request.META["token"] = token
+        request.META["bearerToken"] = bearerToken
+
+    return token
diff --git a/01-Authorization/app/middleware.py b/01-Authorization/app/middleware.py
new file mode 100644
index 0000000..08a56eb
--- /dev/null
+++ b/01-Authorization/app/middleware.py
@@ -0,0 +1,24 @@
+import logging
+from django.http import JsonResponse
+
+
+class JsonException(Exception):
+    pass
+
+
+class JsonExceptionMiddleware(object):
+    def __init__(self, get_response):
+        self.get_response = get_response
+
+    def __call__(self, request):
+        response = self.get_response(request)
+        return response
+
+    def process_exception(self, request, exception):
+        if not isinstance(exception, JsonException):
+            return None
+
+        message, code = exception.args
+        logging.error(exception)
+
+        return JsonResponse(data={"error": message}, status=code)
diff --git a/01-Authorization/app/settings.py b/01-Authorization/app/settings.py
new file mode 100644
index 0000000..fd29b48
--- /dev/null
+++ b/01-Authorization/app/settings.py
@@ -0,0 +1,124 @@
+"""
+Django settings for example project.
+
+Generated by 'django-admin startproject' using Django 4.2.2.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/4.2/ref/settings/
+"""
+
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = "django-insecure-7h)&4a0-1fl&+88+#axw^byqll9d=9iviunmt#snd1ebkpv$#h"
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
+]
+
+MIDDLEWARE = [
+    "django.middleware.security.SecurityMiddleware",
+    "django.contrib.sessions.middleware.SessionMiddleware",
+    "django.middleware.common.CommonMiddleware",
+    "django.middleware.csrf.CsrfViewMiddleware",
+    "django.contrib.auth.middleware.AuthenticationMiddleware",
+    "django.contrib.messages.middleware.MessageMiddleware",
+    "django.middleware.clickjacking.XFrameOptionsMiddleware",
+    "app.middleware.JsonExceptionMiddleware",
+]
+
+ROOT_URLCONF = "app.urls"
+
+TEMPLATES = [
+    {
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.debug",
+                "django.template.context_processors.request",
+                "django.contrib.auth.context_processors.auth",
+                "django.contrib.messages.context_processors.messages",
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = "app.wsgi.application"
+
+
+# Database
+# https://docs.djangoproject.com/en/4.2/ref/settings/#databases
+
+DATABASES = {
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": BASE_DIR / "db.sqlite3",
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/4.2/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/4.2/topics/i18n/
+
+LANGUAGE_CODE = "en-us"
+
+TIME_ZONE = "UTC"
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/4.2/howto/static-files/
+
+STATIC_URL = "static/"
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"
diff --git a/01-Authorization/app/urls.py b/01-Authorization/app/urls.py
new file mode 100644
index 0000000..dade25c
--- /dev/null
+++ b/01-Authorization/app/urls.py
@@ -0,0 +1,15 @@
+from django.urls import URLPattern, path
+from django.views.generic import RedirectView
+
+from . import views
+
+urlpatterns: list[URLPattern] = [
+    path(
+        route="",
+        view=RedirectView.as_view(permanent=False, url="/api/public"),
+        name="index",
+    ),
+    path(route="api/public", view=views.public, name="public"),
+    path(route="api/private", view=views.private, name="private"),
+    path(route="api/private-scoped", view=views.privateScoped, name="private_scoped"),
+]
diff --git a/01-Authorization/app/views.py b/01-Authorization/app/views.py
new file mode 100644
index 0000000..19dbe43
--- /dev/null
+++ b/01-Authorization/app/views.py
@@ -0,0 +1,33 @@
+from django.http import HttpRequest, JsonResponse
+from .authorization import RequestToken, authorized, can, getRequestToken
+
+
+def public(request: HttpRequest()) -> JsonResponse:
+    token: RequestToken | None = getRequestToken(request)
+
+    return JsonResponse(
+        data={
+            "message": "Hello from a public endpoint! You don't need to be authenticated to see this.",
+            "token": token.dict(),
+        }
+    )
+
+
+@authorized
+def private(request: HttpRequest, token: RequestToken) -> JsonResponse:
+    return JsonResponse(
+        data={
+            "message": "Hello from a private endpoint! You need to be authenticated to see this.",
+            "token": token.dict(),
+        }
+    )
+
+
+@can("read:messages")
+def privateScoped(request: HttpRequest, token: RequestToken) -> JsonResponse:
+    return JsonResponse(
+        data={
+            "message": "Hello from a private endpoint! You need to be authenticated and have a scope of read:messages to see this.",
+            "token": token.dict(),
+        }
+    )
diff --git a/01-Authorization/apiexample/wsgi.py b/01-Authorization/app/wsgi.py
similarity index 57%
rename from 01-Authorization/apiexample/wsgi.py
rename to 01-Authorization/app/wsgi.py
index 250de16..7b76fd9 100644
--- a/01-Authorization/apiexample/wsgi.py
+++ b/01-Authorization/app/wsgi.py
@@ -1,16 +1,16 @@
 """
-WSGI config for apiexample project.
+WSGI config for example project.
 
 It exposes the WSGI callable as a module-level variable named ``application``.
 
 For more information on this file, see
-https://docs.djangoproject.com/en/1.11/howto/deployment/wsgi/
+https://docs.djangoproject.com/en/4.2/howto/deployment/wsgi/
 """
 
 import os
 
 from django.core.wsgi import get_wsgi_application
 
-os.environ.setdefault("DJANGO_SETTINGS_MODULE", "apiexample.settings")
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "app.settings")
 
 application = get_wsgi_application()
diff --git a/01-Authorization/auth0authorization/__init__.py b/01-Authorization/auth0authorization/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/01-Authorization/auth0authorization/admin.py b/01-Authorization/auth0authorization/admin.py
deleted file mode 100644
index 8c38f3f..0000000
--- a/01-Authorization/auth0authorization/admin.py
+++ /dev/null
@@ -1,3 +0,0 @@
-from django.contrib import admin
-
-# Register your models here.
diff --git a/01-Authorization/auth0authorization/apps.py b/01-Authorization/auth0authorization/apps.py
deleted file mode 100644
index 3e7225d..0000000
--- a/01-Authorization/auth0authorization/apps.py
+++ /dev/null
@@ -1,5 +0,0 @@
-from django.apps import AppConfig
-
-
-class AuthorizationConfig(AppConfig):
-    name = 'auth0authorization'
diff --git a/01-Authorization/auth0authorization/migrations/__init__.py b/01-Authorization/auth0authorization/migrations/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/01-Authorization/auth0authorization/models.py b/01-Authorization/auth0authorization/models.py
deleted file mode 100644
index 71a8362..0000000
--- a/01-Authorization/auth0authorization/models.py
+++ /dev/null
@@ -1,3 +0,0 @@
-from django.db import models
-
-# Create your models here.
diff --git a/01-Authorization/auth0authorization/tests.py b/01-Authorization/auth0authorization/tests.py
deleted file mode 100644
index 7ce503c..0000000
--- a/01-Authorization/auth0authorization/tests.py
+++ /dev/null
@@ -1,3 +0,0 @@
-from django.test import TestCase
-
-# Create your tests here.
diff --git a/01-Authorization/auth0authorization/urls.py b/01-Authorization/auth0authorization/urls.py
deleted file mode 100644
index 4b80563..0000000
--- a/01-Authorization/auth0authorization/urls.py
+++ /dev/null
@@ -1,9 +0,0 @@
-from django.urls import path
-
-from . import views
-
-urlpatterns = [
-    path('api/public', views.public),
-    path('api/private', views.private),
-    path('api/private-scoped', views.private_scoped),
-]
diff --git a/01-Authorization/auth0authorization/utils.py b/01-Authorization/auth0authorization/utils.py
deleted file mode 100644
index bfdaad0..0000000
--- a/01-Authorization/auth0authorization/utils.py
+++ /dev/null
@@ -1,29 +0,0 @@
-import json
-import os
-
-from django.contrib.auth import authenticate
-import jwt
-import requests
-
-
-def jwt_get_username_from_payload_handler(payload):
-    username = payload.get('sub').replace('|', '.')
-    authenticate(remote_user=username)
-    return username
-
-
-def jwt_decode_token(token):
-    header = jwt.get_unverified_header(token)
-    auth0_domain = os.environ.get('AUTH0_DOMAIN')
-    jwks = requests.get('https://{}/.well-known/jwks.json'.format(auth0_domain)).json()
-    public_key = None
-    for jwk in jwks['keys']:
-        if jwk['kid'] == header['kid']:
-            public_key = jwt.algorithms.RSAAlgorithm.from_jwk(json.dumps(jwk))
-
-    if public_key is None:
-        raise Exception('Public key not found.')
-
-    api_identifier = os.environ.get('API_IDENTIFIER')
-    issuer = 'https://{}/'.format(auth0_domain)
-    return jwt.decode(token, public_key, audience=api_identifier, issuer=issuer, algorithms=['RS256'])
diff --git a/01-Authorization/auth0authorization/views.py b/01-Authorization/auth0authorization/views.py
deleted file mode 100644
index cad3ca0..0000000
--- a/01-Authorization/auth0authorization/views.py
+++ /dev/null
@@ -1,57 +0,0 @@
-import jwt
-from functools import wraps
-
-from django.http import JsonResponse
-from rest_framework.decorators import api_view, permission_classes
-from rest_framework.permissions import AllowAny
-
-# Create your views here.
-
-
-def get_token_auth_header(request):
-    """Obtains the access token from the Authorization Header
-    """
-    auth = request.META.get("HTTP_AUTHORIZATION", None)
-    parts = auth.split()
-    token = parts[1]
-
-    return token
-
-
-def requires_scope(required_scope):
-    """Determines if the required scope is present in the access token
-    Args:
-        required_scope (str): The scope required to access the resource
-    """
-    def require_scope(f):
-        @wraps(f)
-        def decorated(*args, **kwargs):
-            token = get_token_auth_header(args[0])
-            decoded = jwt.decode(token, verify=False)
-            if decoded.get("scope"):
-                token_scopes = decoded["scope"].split()
-                for token_scope in token_scopes:
-                    if token_scope == required_scope:
-                        return f(*args, **kwargs)
-            response = JsonResponse({'message': 'You don\'t have access to this resource'})
-            response.status_code = 403
-            return response
-        return decorated
-    return require_scope
-
-
-@api_view(['GET'])
-@permission_classes([AllowAny])
-def public(request):
-    return JsonResponse({'message': 'Hello from a public endpoint! You don\'t need to be authenticated to see this.'})
-
-
-@api_view(['GET'])
-def private(request):
-    return JsonResponse({'message': 'Hello from a private endpoint! You need to be authenticated to see this.'})
-
-
-@api_view(['GET'])
-@requires_scope('read:messages')
-def private_scoped(request):
-    return JsonResponse({'message': 'Hello from a private endpoint! You need to be authenticated and have a scope of read:messages to see this.'})
diff --git a/01-Authorization/exec.ps1 b/01-Authorization/exec.ps1
index 550bc17..41f9c54 100644
--- a/01-Authorization/exec.ps1
+++ b/01-Authorization/exec.ps1
@@ -1,2 +1,2 @@
 docker build -t auth0-django-api .
-docker run --env-file .env -p 3010:3010 -it auth0-django-api
+docker run --env-file .env -p 8000:8000 -it auth0-django-api
diff --git a/01-Authorization/exec.sh b/01-Authorization/exec.sh
index f434677..053eefb 100644
--- a/01-Authorization/exec.sh
+++ b/01-Authorization/exec.sh
@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 docker build -t auth0-django-api .
-docker run --env-file .env -p 3010:3010 -it auth0-django-api
+docker run --env-file .env -p 8000:8000 -it auth0-django-api
diff --git a/01-Authorization/manage.py b/01-Authorization/manage.py
index 174a9a3..1a64b14 100755
--- a/01-Authorization/manage.py
+++ b/01-Authorization/manage.py
@@ -1,22 +1,22 @@
 #!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
 import os
 import sys
 
-if __name__ == "__main__":
-    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "apiexample.settings")
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "app.settings")
     try:
         from django.core.management import execute_from_command_line
-    except ImportError:
-        # The above import may fail for some other reason. Ensure that the
-        # issue is really that Django is missing to avoid masking other
-        # exceptions on Python 2.
-        try:
-            import django
-        except ImportError:
-            raise ImportError(
-                "Couldn't import Django. Are you sure it's installed and "
-                "available on your PYTHONPATH environment variable? Did you "
-                "forget to activate a virtual environment?"
-            )
-        raise
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
     execute_from_command_line(sys.argv)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/01-Authorization/pyproject.toml b/01-Authorization/pyproject.toml
new file mode 100644
index 0000000..641894a
--- /dev/null
+++ b/01-Authorization/pyproject.toml
@@ -0,0 +1,3 @@
+[tool.black]
+target-version = ['py38']
+include = '\.pyi?$'
diff --git a/01-Authorization/requirements.md b/01-Authorization/requirements.md
new file mode 100644
index 0000000..b981e40
--- /dev/null
+++ b/01-Authorization/requirements.md
@@ -0,0 +1,13 @@
+# Updating Dependencies
+
+## Install the Tools
+
+```shell
+pip3 install pipreqs && pip3 install pip-tools
+```
+
+## Run the Tools
+
+```shell
+pipreqs --savepath=requirements.in && pip-compile --no-annotate --no-header --upgrade --rebuild --quiet --resolver=backtracking
+```
diff --git a/01-Authorization/requirements.txt b/01-Authorization/requirements.txt
index 03b971d..c634dab 100644
--- a/01-Authorization/requirements.txt
+++ b/01-Authorization/requirements.txt
@@ -1,9 +1,5 @@
-django~=2.2.7
-djangorestframework~=3.13.1
-django-cors-headers~=3.1.1
-drf-jwt~=1.13.3
-pyjwt~=1.7.1
-python-dotenv~=0.21.0
-requests~=2.28
-urllib3~=1.26
-cryptography~=3.4
+asgiref==3.7.2
+django==4.2.2
+pyjwt==2.7.0
+python-dotenv==1.0.0
+sqlparse==0.4.4