ASP.net喜欢WPF MVVM prism中基于表单的身份验证

Having working on WPF MVVM (prism) application, I would like to implement authentication as it is for ASP.NET form based authentication. I would like to restrict users going to screens where authorization is required. how can this be implemented in WPF application, as I am using PRISM. Having working on WPF MVVM (prism) application,