Category .NET Core

IdentityServer4 Localization with the OIDC Implicit Flow

This post shows how to implement localization in IdentityServer4 when using the Implicit Flow with an Angular client. Code: The problem When the oidc implicit client calls the endpoint /connect/authorize to authenticate and authorize the client and the identity, the user is redirected to the AccountController login method using the IdentityServer4 package. If the […]

Securing an Angular SignalR client using JWT tokens with ASP.NET Core and IdentityServer4

This post shows how an Angular SignalR client can send secure messages using JWT bearer tokens with an API and an STS server. The STS server is implemented using IdentityServer4 and the API is implemented using ASP.NET Core. Code: Posts in this series: Getting started with SignalR using ASP.NET Core and Angular SignalR Group […]

Using EF Core and SQLite to persist SignalR Group messages in ASP.NET Core

The article shows how SignalR messages can be saved to a database using EF Core and SQLite. The post uses the SignalR Hub created in this blog; SignalR Group messages with ngrx and Angular, and extends it so that users can only join an existing SignalR group. The group history is then sent to the […]

Getting started with SignalR using ASP.NET Core and Angular

This article shows how to setup a first SignalR Hub in ASP.NET Core 2.0 and use it with an Angular client. SignalR will be released with dotnet 2.1. Thanks to Dennis Alberti for his help in setting up the code example. Code: Other posts in this series: Getting started with SignalR using ASP.NET Core […]

Angular Configuration using ASP.NET Core settings

This post shows how ASP.NET Core application settings can be used to configure an Angular application. ASP.NET Core provides excellent support for different configuration per environment, and so using this for an Angular application can be very useful. Using CI, one release build can be automatically created with different configurations, instead of different release builds […]

Implementing Two-factor authentication with IdentityServer4 and Twilio

This article shows how to implement two factor authentication using Twilio and IdentityServer4 using Identity. On the Microsoft’s Two-factor authentication with SMS documentation, Twilio and ASPSMS are promoted, but any SMS provider can be used. Code: 2017-09-23 Updated to ASP.NET Core 2.0 Setting up Twilio Create an account and login to Now create […]