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Build A Complete Authentication Authorization Web App [2026]
Highest Rated
Rating: 4.5 out of 5(48 ratings)
7,288 students

Build A Complete Authentication Authorization Web App [2026]

Secure User Authentication Using Firebase and JavaScript - Signup, Signin/Signout, Social Logins, Manage User Data/Image
Last updated 1/2026
English

What you'll learn

  • Learn the fundamental aspect of web app development that enhances security, personalization, and overall user experience.
  • Be able to add user authentication functionality to any web app you want.
  • Build a full-fledged secure, faster and cost effective authentication web app for your startup or business.
  • Learn the modern way of building authentication without back-end development expertise.
  • Craft a portfolio of web apps that includes user authentication features to apply for junior developer jobs.
  • Master user authorization including managing user data and assets with Firebase Authentication & Cloud Firestore.

Course content

6 sections26 lectures3h 53m total length
  • Create A Firebase Project3:59
  • Setting Up The Authentication Web App JavaScript Project8:50
  • Create & Design A Sign Up Form10:38
  • Create A Brand New User Account Using createUserWithEmailAndPassword()11:15
  • Handle User Registration Validation Errors12:49
  • Show Profile View Upon User Account Creation7:17
  • Handle User Authentication State Changes Using onAuthStateChanged()9:25
  • Implement Log out Functionality6:03
  • Show Log in Form When App launches or user logs out6:54
  • Logging In to a User Account14:16
  • Toggle Between Log In & Sign Up Forms5:35

Requirements

  • Basic knowledge of HTML and CSS.
  • No Firebase / Authentication experience needed - I'll teach you everything you need to know.
  • No JavaScript experience required.
  • Time and commitment.
  • I'll walk you through with easy to follow step-by-step instructions from scratch.

Description

Welcome to Build A Complete Authentication & Authorization System 2026, the only course you need to learn and code to build a complete secure, and faster user authentication system using Firebase & JavaScript.

With almost 4 hours of HD video content, this authentication course is the most up-to-date course available online. Even if you've less or no experience with Firebase/JavaScript, this course will take you from beginner to pro!


Why take this course?

  • The course is taught by the instructor at SoftAuthor, a Canadian-based software training & development company.

  • In this 2024 course, you'll be learning the fundamental aspects of web app development that enhances security, personalization, and overall user experience. (MUST HAVE SKILL).


  • When did you last see any web app that doesn't have an authentication system in place?  I know...In this modern era, building a web app without authentication will become obsolete.

  • For any company that has a web app, whether it's a Fortune 500 company such as Google, Facebook, or Amazon, or any small or medium-sized companies, Authentication is a must-have feature in their platform.

  • This course is thoughtfully structured with a beginner-friendly approach in all aspects to make it simple and easy to follow by building a professional-looking real-world secure and fast authentication & authorization web app.

  • The curriculum was carefully developed over 1 year, with comprehensive student feedback.


  • The course is constantly updated with new content, projects, and modules determined by you, the students!


I'll take you step-by-step through engaging and fun video tutorials that are rich in content!


Throughout this fully practical course, we cover a massive amount of tools and technologies, including:


Authentication


  • Sign up a user (Email/Password)

  • Sign in a user

  • Sign out a user

  • Form Validation and Handle Errors

  • Handle User Authentication State

  • Email Verification

  • Forgot/Reset Password

  • Google Sign in

  • Facebook Sign in

  • Add, Get & Update Logged In User Data

  • Upload, Get & Update Logged In User Profile Picture, and more.



By the end of this course, you will be fluently coding in JavaScript and utilizing Firebase as a back-end server to build your secure authentication & authorization featured web app faster, like a pro!


You'll also build a portfolio of a complete authentication web app that you can show off to any potential employer.


REMEMBER… I'm so confident that you'll love this course that's why all eligible courses purchased on Udemy can be refunded within 30 days, provided the request meets the guidelines in their refund policy. (please refer to the Udemy Refund Policy for more)

So it's a complete no-brainer, sign up today with ZERO risk and EVERYTHING to gain.


I will be here to support you throughout this journey, so if you ever have any questions, suggestions, or feedback, please do not hesitate to contact me!


So what are you waiting for? Click the BUY NOW button and join one of the best authentication courses now!

Who this course is for:

  • If you want to learn Firebase & JavaScript through building a secure and faster authentication system, then take this course.
  • Junior developers who want to learn how user authentication and authorization works.
  • If you're a front-end developer, take this course to build an authentication web app without back-end development expertise.
  • Students who want learn the fundamental aspect of web app development to enhance their portfolio and skills to attract more job opportunities.
  • If you want to take ONE COURSE and learn everything you need to know about user authentication & authorization using Firebase/JavaScript, take this course.