Implementing Secure Authentication for SPAs with Laravel 12 Sanctum and ReactJS

Authentication is a crucial part of any modern web application, especially SPAs (Single Page Applications) that rely heavily on JavaScript frameworks like React. Laravel 12, paired with Sanctum, provides a clean and secure approach for authenticating SPAs. In this article, we’ll walk through how to set up secure authentication for a ReactJS SPA using Laravel Sanctum.

What You’ll Need

  • Laravel 12 installed and configured
  • MySQL or another supported database
  • ReactJS set up (Vite)
  • Postman (optional for API testing)
  • Basic knowledge of Laravel and React

Install and Configure Laravel Sanctum

php artisan install:api

CORS and Cookies

php artisan config:publish cors

Explore the sample implementation

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