Server cannot append header after HTTP headers have been sent.

first post: bluefoxreg wrote: I'm receiving following exceptions every once a while, but I can't ...

latest post: Tratcher wrote: The request flow looks like this: IIS->SystemWeb->OWIN->SystemWeb->...

Can I do Web API 2 OAuth using On-Premises AD as an Identity Provider?

first post: thinkzig wrote: I'm trying to use token auth with an intranet-based Web API 2 imple...

GetExternalLoginInfoAsync null unless already logged in.

first post: hoots wrote: I've been trying to implement external logins using a google accoun...

latest post: amykhailovskyi wrote: Thank you for answer. I just tried allow third-party cookie but unf...

CookieAuthentication wraps any replaced ClaimsIdentity

first post: markyoung wrote: Hi, I'm attempting to use a custom ClaimsIdentity with the Cookie...

latest post: Tratcher wrote: That's unlikely to change. What are you trying to accomplish with t...

Is Katana + Websockets being used by anyone in production?

first post: SamJones3 wrote: We have seen a lot that says that in the C# world, that wrapping a ...

latest post: Tratcher wrote: Most or all sites running SignalR do so on Katana, so yes.

UseStaticFiles uses Path.GetFullPath which causes issues with UNC paths

first post: jchannon wrote: I have a path at \sharedfolders\myproj\ and when I pass that into U...

latest post: jchannon wrote: Thanks, that solved it :)

WS-Federation using Identity Server

first post: dvancuyk wrote: I originally asked this question here but haven't had a response ye...

latest post: Tratcher wrote: That's still unrelated. I'm not aware of any way for you to pass cr...

answered by: Tratcher wrote: Remove this: `AuthenticationMode = AuthenticationMode.Passive`. In ...

OAuth2 CSRF CorrelationId with parallel requests

first post: ycrumeyrolle wrote: We are facing to a problem with the MS/FB OAuth2 authentication mid...

latest post: ycrumeyrolle wrote: You confim my idea that it is to the application to take care of th...

Does CORS work on helios?

first post: jchannon wrote: i've got UseCors middleare, I've got nancy returning headers, i've ...

latest post: jchannon wrote: Web.Config in my project that references Microsoft.Owin.Host.IIS

Combine multiple authentications

first post: ycrumeyrolle wrote: I have to combine multiple authentications within an OWIN web appli...

latest post: ycrumeyrolle wrote: Thanks for your answser. As you said, it is very tricky. We have ...