diff --git a/.gitignore b/.gitignore
index e30ea7f..61c06c8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,10 @@
-# Created by https://www.toptal.com/developers/gitignore/api/django
-# Edit at https://www.toptal.com/developers/gitignore?templates=django
+
+*.iml
+.idea/inspectionProfiles/profiles_settings.xml
+.idea/.gitignore
+.idea/misc.xml
+.idea/vcs.xml
+
 
 ### Django ###
 *.log
@@ -149,4 +154,196 @@ dmypy.json
 # profiling data
 .prof
 
-# End of https://www.toptal.com/developers/gitignore/api/django
\ No newline at end of file
+### macOS ###
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+### PyCharm ###
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+### PyCharm Patch ###
+# Comment Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-215987721
+
+ *.iml
+ modules.xml
+ .idea/misc.xml
+ *.ipr
+
+# Sonarlint plugin
+# https://plugins.jetbrains.com/plugin/7973-sonarlint
+.idea/**/sonarlint/
+
+# SonarQube Plugin
+# https://plugins.jetbrains.com/plugin/7238-sonarqube-community-plugin
+.idea/**/sonarIssues.xml
+
+# Markdown Navigator plugin
+# https://plugins.jetbrains.com/plugin/7896-markdown-navigator-enhanced
+.idea/**/markdown-navigator.xml
+.idea/**/markdown-navigator-enh.xml
+.idea/**/markdown-navigator/
+
+# Cache file creation bug
+# See https://youtrack.jetbrains.com/issue/JBR-2257
+.idea/$CACHE_FILE$
+
+# CodeStream plugin
+# https://plugins.jetbrains.com/plugin/12206-codestream
+.idea/codestream.xml
+
+
+# C extensions
+
+# Distribution / packaging
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+
+# Installer logs
+
+# Unit test / coverage reports
+
+# Translations
+
+# Django stuff:
+
+# Flask stuff:
+
+# Scrapy stuff:
+
+# Sphinx documentation
+
+# PyBuilder
+
+# Jupyter Notebook
+
+# IPython
+
+# pyenv
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+
+# Celery stuff
+
+# SageMath parsed files
+
+# Environments
+
+# Spyder project settings
+
+# Rope project settings
+
+# mkdocs documentation
+
+# mypy
+
+# Pyre type checker
+
+# pytype static type analyzer
+
+# profiling data
+
+# End of https://www.toptal.com/developers/gitignore/api/macos,pycharm,django,python
+
diff --git a/Model_Diagram.jpeg b/Model_Diagram.jpeg
deleted file mode 100644
index 0482015..0000000
Binary files a/Model_Diagram.jpeg and /dev/null differ
diff --git a/clone_linkedin/accounts/__init__.py b/clone_linkedin/accounts/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/clone_linkedin/accounts/admin.py b/clone_linkedin/accounts/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/clone_linkedin/accounts/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/clone_linkedin/accounts/apps.py b/clone_linkedin/accounts/apps.py
new file mode 100644
index 0000000..9b3fc5a
--- /dev/null
+++ b/clone_linkedin/accounts/apps.py
@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class AccountsConfig(AppConfig):
+    name = 'accounts'
diff --git a/clone_linkedin/accounts/migrations/__init__.py b/clone_linkedin/accounts/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/clone_linkedin/accounts/models.py b/clone_linkedin/accounts/models.py
new file mode 100644
index 0000000..71a8362
--- /dev/null
+++ b/clone_linkedin/accounts/models.py
@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.
diff --git a/clone_linkedin/accounts/tests.py b/clone_linkedin/accounts/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/clone_linkedin/accounts/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/clone_linkedin/accounts/urls.py b/clone_linkedin/accounts/urls.py
new file mode 100644
index 0000000..29db1c7
--- /dev/null
+++ b/clone_linkedin/accounts/urls.py
@@ -0,0 +1,12 @@
+from django.urls import path
+from accounts.views import GoogleLogin
+
+app_name = 'accounts'
+urlpatterns = [
+
+    path(
+        "login/google/",
+        GoogleLogin.as_view(),
+        name="google_login"
+    ),
+]
\ No newline at end of file
diff --git a/clone_linkedin/accounts/views.py b/clone_linkedin/accounts/views.py
new file mode 100644
index 0000000..8b138f9
--- /dev/null
+++ b/clone_linkedin/accounts/views.py
@@ -0,0 +1,7 @@
+from allauth.socialaccount.providers.google.views import GoogleOAuth2Adapter
+from allauth.socialaccount.providers.oauth2.client import OAuth2Client
+from rest_auth.registration.views import SocialLoginView
+
+class GoogleLogin(SocialLoginView):
+    adapter_class = GoogleOAuth2Adapter
+    client_class = OAuth2Client
diff --git a/clone_linkedin/clone_linkedin/settings.py b/clone_linkedin/clone_linkedin/settings.py
index 56147b6..759343d 100644
--- a/clone_linkedin/clone_linkedin/settings.py
+++ b/clone_linkedin/clone_linkedin/settings.py
@@ -42,8 +42,28 @@
     'rest_framework.authtoken',
     'post.apps.PostConfig',
     'user.apps.UserConfig',
+    'accounts.apps.AccountsConfig',
+    'django.contrib.sites',
+    'allauth',
+    'allauth.account',
+    'allauth.socialaccount',
+    'allauth.socialaccount.providers.google',
+    'rest_auth',
+    'rest_auth.registration',
 ]
 
+SOCIALACCOUNT_PROVIDERS = {
+    'google': {
+        'SCOPE': [
+            'profile',
+            'email',
+        ],
+        'AUTH_PARAMS': {
+            'access_type': 'online',
+        }
+    }
+}
+
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
@@ -56,12 +76,16 @@
 
 REST_FRAMEWORK = {
     'DEFAULT_AUTHENTICATION_CLASSES': (
-        'rest_framework.authentication.TokenAuthentication',
+        #'rest_framework.authentication.TokenAuthentication',
+        'rest_framework_jwt.authentication.JSONWebTokenAuthentication',
     ),
     'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.PageNumberPagination',
     'PAGE_SIZE': 5, 
 }
 
+
+REST_USE_JWT = True
+
 ROOT_URLCONF = 'clone_linkedin.urls'
 
 TEMPLATES = [
@@ -80,8 +104,20 @@
     },
 ]
 
+SITE_ID = 1
+
+LOGIN_REDIRECT_URL = '/posts/' # 로그인 후 돌아올 URL
+ACCOUNT_LOGOUT_REDIRECT_URL = '/accounts/login/'
+ACCOUNT_AUTHENTICATED_LOGIN_REDIRECTS = False
+SOCIALACCOUNT_STORE_TOKENS =True
+
 WSGI_APPLICATION = 'clone_linkedin.wsgi.application'
 
+AUTHENTICATION_BACKENDS = (
+    'django.contrib.auth.backends.ModelBackend',
+    'allauth.account.auth_backends.AuthenticationBackend',
+)
+
 
 # Database
 # https://docs.djangoproject.com/en/3.1/ref/settings/#databases
diff --git a/clone_linkedin/clone_linkedin/urls.py b/clone_linkedin/clone_linkedin/urls.py
index ec62b82..1d7eeca 100644
--- a/clone_linkedin/clone_linkedin/urls.py
+++ b/clone_linkedin/clone_linkedin/urls.py
@@ -1,3 +1,4 @@
+
 """clone_linkedin URL Configuration
 
 The `urlpatterns` list routes URLs to views. For more information please see:
@@ -13,6 +14,7 @@
     1. Import the include() function: from django.urls import include, path
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
+
 from django.conf import settings
 from django.conf.urls import url
 from django.contrib import admin
@@ -21,4 +23,8 @@
 urlpatterns = [
     path('admin/', admin.site.urls),
     path('', include('post.urls')),
+    path('accounts/', include('accounts.urls')),
+    path('accounts/', include('allauth.urls')),
+    url(r'^rest-auth/', include('rest_auth.urls')),
+    url(r'^rest-auth/registration/', include('rest_auth.registration.urls')),
 ]
diff --git a/requirements.txt b/requirements.txt
index 524f5b6..85ee5b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,7 @@ django-debug-toolbar==2.2
 djangorestframework==3.11.1
 mysqlclient==2.0.1
 pytz==2020.1
-sqlparse==0.3.1
\ No newline at end of file
+sqlparse==0.3.1
+django-allauth==0.44.0
+django-rest-auth==0.9.5
+djangorestframework-jwt==1.11.0