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Mastering Flask

You're reading from   Mastering Flask Gain expertise in Flask to create dynamic and powerful web applications

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Product type Paperback
Published in Sep 2015
Publisher Packt
ISBN-13 9781784393656
Length 288 pages
Edition 1st Edition
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Author (1):
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Jack Stouffer Jack Stouffer
Author Profile Icon Jack Stouffer
Jack Stouffer
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Table of Contents (15) Chapters Close

Preface 1. Getting Started 2. Creating Models with SQLAlchemy FREE CHAPTER 3. Creating Views with Templates 4. Creating Controllers with Blueprints 5. Advanced Application Structure 6. Securing Your App 7. Using NoSQL with Flask 8. Building RESTful APIs 9. Creating Asynchronous Tasks with Celery 10. Useful Flask Extensions 11. Building Your Own Extension 12. Testing Flask Apps 13. Deploying Flask Apps Index

Setting up


Before we jump right into making a user authentication system, there is a lot of setup code. To run any type of authentication, our app will need the following elements common to all:

  • First, the user models will need proper password hashing

  • Second, a login form and a registration form will be needed to validate user input

  • Third, a login view and a registration view with templates for each will be needed

  • Fourth, various social logins need to be set up in order to tie them into the login system when it is implemented

Updating the models

Until now, our users had their passwords stored as a plain text in the database. This is a major security flaw. If any malicious user were to gain access to the data in the database, they could log in to any account. The fallout of such a breach would be greater than our site. Large amounts of people on the Internet use a common password for many sites.

If an attacker had access to an e-mail and password combination, it is very likely that this information...

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