Forum Discussion

Iron Contributor

Aug 12, 2020

Solved

How to get a custom .Net app with forms auth to work

We have an existing Azure dotnet app that simply uses traditional asp.net forms authentication. The app service itself is set to anonymous access. We would like to add it into Teams as an alternativ...

developer

LOB Apps

microsoft teams

alexisconia
Aug 13, 2020
Ryan Stone I think that this documentation will help you https://docs.microsoft.com/en-us/microsoftteams/platform/resources/samesite-cookie-update.

I think that the problem is related the chromium engine used by Teams and the fact that you are app is embedded in an iframe

Ryan Stone

Iron Contributor

Aug 13, 2020

Trinetra-MSFT thank you for the response. Why would this be needed though if the app is not using Azure AD or an identify provider like that, and is not making any external API calls? It's completely self-contained app with anonymous access and traditional built-in forms authentication. Is all this still required?

alexisconia

MVP

Aug 13, 2020

Ryan Stone I think that this documentation will help you https://docs.microsoft.com/en-us/microsoftteams/platform/resources/samesite-cookie-update.

I think that the problem is related the chromium engine used by Teams and the fact that you are app is embedded in an iframe

Ryan Stone
Iron Contributor
Aug 13, 2020
alexisconia thank you! That makes complete sense.