modern cars are so convenient they’ve got wireless key fobs and push button starters this technology saves you from the hassle of digging keys out from your bag or pocket when you’ve got your hands full but it also makes it a lot easier for thieves to hijack that signal and steal your car so what can you do here are a few tips use a faraday bag they’re lined with a metal mesh that blocks electromagnetic signals from getting through also use a physical lock it makes your vehicle look less tempting these will think twice about cutting through the lock and turn their attention to an easier Target you should also be able to deactivate the wireless setting so the door can’t be opened remotely some cars use touchscreen menus to change the settings for others It’s a combination of button presses on the key fob