Do not protect information in the cookie. Information in the cookie is stored in clear text and not validated when sent back to the server.
Syntax
CookieProtection None
Requirements
Namespace: System.Web.Security
Assembly: System.Web (in System.Web.dll)
Assembly Versions: 2.0.0.0
Since: .NET 2.0
Assembly: System.Web (in System.Web.dll)
Assembly Versions: 2.0.0.0
Since: .NET 2.0