Tag Archives: SignalR

ASP.NET Core scheduling with Quartz.NET and SignalR monitoring
This article shows how scheduled tasks can be implemented in ASP.NET Core using Quartz.NET and then displays the job info in an ASP.NET Core Razor page using SignalR. A concurrent job and a non concurrent job are implemented using a simple trigger to show the difference in how the jobs are run. Quartz.NET provides lots […]

Verify vaccination data using Zero Knowledge Proofs with ASP.NET Core and MATTR
This article shows how Zero Knowledge Proofs ZKP verifiable credentials can be used to verify a persons vaccination data implemented in ASP.NET Core and MATTR. The ZKP BBS+ verifiable credentials are issued and stored on a digital wallet using a Self-Issued Identity Provider (SIOP) and Open ID Connect. The data can then be used to […]

Uploading and sending image messages with ASP.NET Core SignalR
This article shows how images could be uploaded using a file upload with a HTML form in an ASP.MVC Core view, and then sent to application clients using SignalR. The images are uploaded as an ICollection of IFormFile objects, and sent to the SignalR clients using a base64 string. Angular is used to implement the […]

Sending Direct Messages using SignalR with ASP.NET Core and Angular
This article shows how SignalR could be used to send direct messages between different clients using ASP.NET Core to host the SignalR Hub and Angular to implement the clients. Code: https://github.com/damienbod/AspNetCoreAngularSignalRSecurity Posts in this series History 2023-01-08 Updated Angular 15, .NET 72021-01-25 Updated Angular 11.1.0 .NET 5, ngrx implementation2020-03-21 updated packages, fixed Admin UI STS2019-08-18 […]

Securing an Angular SignalR client using JWT tokens with ASP.NET Core and Duende IdentityServer
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 Duende IdentityServer and the API is implemented using ASP.NET Core. Code: https://github.com/damienbod/AspNetCoreAngularSignalRSecurity Posts in this series History 2023-01-08 Updated Angular 15, .NET 72021-01-25 Updated Angular 11.1.0 […]

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 […]
SignalR Group messages with ngrx and Angular
This article shows how SignalR can be used to send grouped messages to an Angular SignalR client, which uses ngrx to handle the SignalR events in the Angular client. Code: https://github.com/damienbod/AspNetCoreAngularSignalRSecurity Posts in this series History 2023-01-08 Updated Angular 15, .NET 72021-01-25 Updated Angular 11.1.0 .NET 5, ngrx implementation2020-03-21 updated packages, fixed Admin UI STS2019-08-18 […]

Getting started with SignalR using ASP.NET Core and Angular
This article shows how to setup a first SignalR Hub in ASP.NET Core 2.2 and use it with an Angular client. SignalR was released with dotnet 2.1. Thanks to Dennis Alberti for his help in setting up the code example. Code: https://github.com/damienbod/AspNetCoreAngularSignalR Posts in this series History 2023-01-08 Updated Angular 15, .NET 72021-01-25 Updated Angular […]