.NET 8.0 Web API 🔒 JWT Authentication and Role-Based Authorization

R M Shahidul Islam Shahed
4 min readAug 22, 2024

In today’s digital landscape, securing web applications is paramount. As .NET 8.0 continues to evolve, it offers powerful tools to ensure that your APIs are both secure and efficient.

.NET 8.0 Web API 🔒 JWT Authentication and Role-Based Authorization

Among these, JWT (JSON Web Token) authentication stands out as a robust method for validating user identities. Coupled with role-based authorization, it enables fine-grained access control, ensuring that only authorized users can access specific resources. This guide will walk you through the process of implementing JWT authentication and role-based authorization in a .NET 8.0 Web API, providing a solid foundation for building secure and scalable web applications.

✅ ASP.NET REST API Template Starter Kit

Implementing JWT authentication and role-based authorization in a .NET 8.0 Web API involves a series of steps. Here’s a guide to get you started:

1. Create a New .NET 8.0 Web API Project

You can start by creating a new Web API project using the .NET CLI:

dotnet new webapi -n UserManagement.D8.API
cd UserManagement.D8.API

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