ASP。NET MVC5基本HTTP身份验证和反伪造令牌异常

I'm working on ASP.NET MVC5 project which has forms authentication enabled. Project is currently in test phase, and hosted online on Azure, but project owner would like to disable all public access to the site (since some parts of site don't require for user to authenticate at all). I'm working on ASP.NET MVC5 project which has f