I'm looking for a tutorial on how to use Google Authenticator in .NET-apps. Does this exist, and if so, where can I find it?
I understand that this can be used to add two-factor-authentication to your own apps.
After a bit of researching and testing I created my own "proof-of-concept" on how to you can generate a QR-image, scan it from your phone, and then verify that the pin-code on the phone is correct. Maybe this could be developed further as a library if anyone wants to join? The code can be found here: