Search icon CANCEL
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Flask Framework Cookbook

You're reading from   Flask Framework Cookbook Over 80 proven recipes and techniques for Python web development with Flask

Arrow left icon
Product type Paperback
Published in Jul 2019
Publisher
ISBN-13 9781789951295
Length 302 pages
Edition 2nd Edition
Languages
Tools
Arrow right icon
Author (1):
Arrow left icon
Shalabh Aggarwal Shalabh Aggarwal
Author Profile Icon Shalabh Aggarwal
Shalabh Aggarwal
Arrow right icon
View More author details
Toc

Table of Contents (15) Chapters Close

Preface 1. Flask Configurations FREE CHAPTER 2. Templating with Jinja2 3. Data Modeling in Flask 4. Working with Views 5. Webforms with WTForms 6. Authenticating in Flask 7. RESTful API Building 8. Admin Interface for Flask Apps 9. Internationalization and Localization 10. Debugging, Error Handling, and Testing 11. Deployment and Post-Deployment 12. Microservices and Containers 13. Other Tips and Tricks 14. Other Books You May Enjoy

Creating a simple session-based authentication

In session-based authentication, when the user logs in for the first time, the user details are set in the session of the application's server side and stored in a cookie on the browser. After that, when the user opens the application, the details stored in the cookie are used to check against the session, and the user is automatically logged in if the session is alive.

SECRET_KEY is an application configuration setting that should always be specified in your application's configuration; otherwise, the data stored in the cookie as well as the session on the server side will be in plain text, which is highly insecure.

We will implement a simple mechanism to do this ourselves.

The implementation done in this recipe is designed to explain how authentication works at a lower level. This approach should not be adopted in any...
lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime