The exploit requires the device to be put into DFU mode first and can’t be triggered by connecting a cable alone. From the article: You have to have a cable c

The exploit requires the device to be put into DFU mode first and can’t be triggered by connecting a cable alone. From the article: You have to have a cable connected to your device and put your device into DFU mode, and that requires you to hold buttons for a couple seconds in a correct way