What's the use of the __RequestVerificationToken?

Question

We have a .NET C# MVC application with some forms in it which works fine. Now we also have an ASP Classic vbscript page that needed to interact with these forms, but using a

Answer 1

this is an anti forgery token (prevent CSRF attack). It guarantees that the poster is the one who gets the form.

It prevents from anybody to forge a link and have it activated by a powered user.