After a lot of debugging from our dev/test environments hosted as web roles in Azure, that suddenly stopped working with Chrome 34, we realize that Chrome was ignoring the set-cookie response that has cookies with domain name ".cloudapp.net" (the default public Microsoft domain for cloud services in Azure). The reason we choose this name was to be able to generate CORS requests among different cloud services that needed secure requests from the same javascript App. This means getting an authentication cookie from a MVC site like After a lot of debugging from our dev/test envi