Top "Owin" questions

Open Web Interface for .NET that describes how components in a HTTP pipeline should communicate.

OWIN Startup Class Missing

I'm getting this error as my project is not able to find the reference for OWIN startup class. I've even …

c# asp.net-mvc-4 visual-studio-2012 owin
Adding ASP.NET MVC5 Identity Authentication to an existing project

I have seen lots of similar pages on the web, but most of them use a new project instead of …

asp.net asp.net-mvc authentication asp.net-identity owin
No assembly found containing an OwinStartupAttribute Error

This error The following errors occurred while attempting to load the app. - No assembly found containing an OwinStartupAttribute. - …

c# web-config owin .net-assembly
OWIN Security - How to Implement OAuth2 Refresh Tokens

I am using the Web Api 2 template that comes with Visual Studio 2013 has some OWIN middleware to do User Authentication …

c# asp.net-web-api oauth-2.0 asp.net-identity owin
Getting "error": "unsupported_grant_type" when trying to get a JWT by calling an OWIN OAuth secured Web Api via Postman

I have followed this article to implement an OAuth Authorization server. However when I use post man to get a …

c# asp.net-web-api oauth-2.0 owin
OwinStartup not firing

I had the OwinStartup configuration code working perfectly and then it stopped working. Unfortunately I'm not sure exactly what I …

asp.net-mvc asp.net-mvc-5 owin
Unauthorised webapi call returning login page rather than 401

How do I configure my mvc/webapi project so that a webapi method called from a razor view doesn't return …

c# asp.net-web-api asp.net-mvc-5 asp.net-identity owin
Can't find Request.GetOwinContext

I have been searching for an hour trying to figure out why this isn't working. I have a ASP.Net …

c# asp.net-web-api owin
How do you login/authenticate a user with Asp.Net MVC5 RTM bits using AspNet.Identity?

Apologies and Thanks in advance for this question! I am still new to SO. I have been working on a …

c# visual-studio-2013 asp.net-mvc-5 asp.net-identity owin
ASP.NET_SessionId + OWIN Cookies do not send to browser

I have a strange problem with using Owin cookie authentication. When I start my IIS server authentication works perfectly fine …

asp.net asp.net-identity owin katana