Encrypted Hidden Inputs in ASP.NET MVC Thursday, February 25, 2010 .NET ASP.NET ASP.NET MVC Security In this article, Ashic Mahtab shows an elegant, reusable and unobtrusive way in which to persist sensitive data to the browser in hidden inputs and restoring them on postback without needing to change any code in controllers or actions. Note: Cross posted from Heartysoft.com. Permalink