The present specification discloses a digital device and a method of processing data in the digital device. In this case, a smart adaptive alarm system including at least one controlling device and at least one target device includes a server configured to store weather information, identification information of the controlling device, and sensing information of a sensor adjacent to the target device, a controlling device configured to receive a service guide display request, to receive the stored weather information, the identification information of the controlling device, and the sensing information of the sensor adjacent to the target device from the server, to generate and display a service guide based on the received information, to generate a control command for controlling the target device according to a configuration set from the displayed service guide, and to display a control result of the target device by returning the result; and a target device configured to be controlled according to the control command and to return the control result.