Next.js 14 Authentication and RBAC with App Router

This blog was originally published on Descope Ensuring your application is secure through resilient authentication and authorization mechanisms is crucial in the Next.js 14 development process. This helps to ensure that only authenticated users can access the protected resources of your application and that each user can access only the resources they are allowed to access. In this guide, you'll learn how to implement Next.js 14 authentication and role-based access control (RBAC) using the App Router and Descope. Whether you're building a new application or enhancing an existing one, this guide will equip you with the skills to create secure login and access controls. In this guide Set up Descope authentication in Next.js 14 Implement magic link login flows Add role-based authorization (RBAC) Protect routes with middleware Manage user sessions and tokens Understanding Next.js 14 authentication and RBAC Before implementing Next.js 14 authentication, let's clarify the core concepts you'l