public static void Encrypt(object fieldObj) { if (fieldObj == null) { return; } ServiceObject serviceObject = new ServiceObject(fieldObj); string data = serviceObject.GetValue("__encrypted") as string; if (StringUtil.IsEmptyString(data) || !(data == "false")) { return; } serviceObject.SetValue("__encrypted", (object)"true"); string strMessage = serviceObject.GetValue("Value") as string; RC2StringProvider rc2StringProvider = new RC2StringProvider(); serviceObject.SetValue("Value", (object)rc2StringProvider.Encrypt("{8700F239-6C00-43e9-BA57-F2393B34D1DA}", strMessage)); }