ASP.NET Core Authentication with Facebook and Twitter - .NET Concept of the week - Episode 6 Posted on February 11, 2018 Tags: ASP.NET Core , C# , .NET , .NET Concept of the Week In this episode you will see how you can outsource authentication to Facebook and Twitter in ASP.NET Core. Playlist with all ".NET Concept of the Week" episodes: here. Source code as always on GitHub Please enable JavaScript to view the comments powered by Disqus.