C# Tutorials Blog

In this tutorial, you will learn how to configure an OData API, integrate it with Entity Framework Core, and call the API from a server-side Blazor front-end targeting .NET Core 3.1. An OData API allows you to easily and efficiently query, sort, filter, and paginate data from a database. Whereas a JavaScript-only solution in the … Read more

In this tutorial, you will learn how to override AccountController.cs in server-side Blazor so you can set a custom SignedOut URL when using Azure AD B2C authentication. If you have created a Blazor app with Azure AD B2C authentication, it was likely scaffolded using the helpful AzureADB2C.UI package. Unfortunately, since this is now included as … Read more

If your C# web app targets .NET Core 3.1 or greater, you can use the new IdentityModel.AspNetCore package to easily manage access tokens provided by an IdentityServer4 authentication server. Let’s get started. Install Nuget Package Instead of creating a custom token management solution for your app and adding a custom caching solution like we did … Read more

In this tutorial, you will add access token caching to your IdentityServer4 protected API in order to reduce unnecessary load on your authentication server. Be sure you are caught up by reviewing Part 1 and Part 2 of this tutorial series. In this Blazor tutorial series Part 1: Blazor with Web API Solution Structure Part … Read more

In the previous tutorial, you created a public web API and learned the right way to access it from a server-side Blazor application. In this tutorial, you will make that web API private by securing it using IdentityServer4. Specifically, you will restrict access to the API to only select applications that are authenticated via a … Read more

In this tutorial, you will learn how to create a server-side Blazor application that interacts with an external web API using HttpClientFactory. Later in the series, you will add IdentityServer4 authentication to protect the API and authorize the client web app. In Part 1, you will create a public Web API, and you will learn … Read more