In this article, we are going to understand the authorization flow using user roles and claims in the blazor webassembly application. Create A Sample Blazor WebAssembly Application: Let's create a sample blazor webassembly application for our demo. We can use any IDE for the application development but the most recommended is Visual Studio 2019(version 16.8.*) and Visual Studio Code . Authentication Setup: To implement authorization first user need to be authenticated. So here we will implement some fake user authentication with some roles and claims. For complete authentication, implementation checks my blogs like Access Token and Refresh Token . Package Manager Install-Package Microsoft.AspNetCore.Components.Authorization -Version 5.0.1 .Net CLI dotnet add package Microsoft.AspNetCore.Components.Authorization --Version 5.0.1 A core component of blazor authentication is 'Microsoft.AspNetCore.Components.Authorization.AuthenticationStateProvider', here we going to