public FormsAuthenticationDataFormat(FormsAuthenticationOptions options, Func <FormsAuthenticationCookie, TData> from, Func <TData, FormsAuthenticationCookie> to)
 {
     _cryptor     = new FormsAuthenticationCryptor(options);
     _convertFrom = from;
     _convertTo   = to;
 }
 public FormsAuthenticationCryptor(FormsAuthenticationOptions options)
 {
     _options = options;
 }