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If OTA routines are correctly implemented in a sketch, then all subsequent uploads may be done over the air.There is no imposed security on OTA process from being hacked. Features, keeping your car better as it ages and depreciating a little less. Savings, time for you, not having to schedule a dealer visit, and money for the car maker. [MUSIC] All late model cars are full of ECU's or electronic control units that run everything from your engine to your sunroof. More and more of them, and more and more cars affected by them. Now with nary a to wrench to be turned an OTA serviced recall means no dealer visit. Don't think that car companies aren't paying attention and thinking about the different business model opportunities. As vehicle rules change, or as hacks become known, cars could be hardened against them easily. Cars will not be secure until there is a in-place, over-the-air software update capability. It's an area in need of regulatory standards, to say the least.Developer should ensure that application running on module is shut down and restarted in a safe manner.
OTA (Over the Air) update is the process of loading the firmware to ESP module using Wi-Fi connection rather that a serial port.Cost, the data your car throws off is gold to car makers.They should pay you for it says [UNKNOWN], yet some car makers.To reduce likelihood of being hacked consider protecting your uploads with a password, selecting certain OTA port, etc.
Check functionality provided with Arduino OTA library that may improve security: Certain protection functionality is already built in and do not require any additional coding by developer.
And to detect the problems after it arrives and whether it was properly installed because you may have to do a rollback. Maybe adding some apps or apps support for smart phone connections. Car makers know different owners would value different updates.