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A vehicle that accepts software updates over the air must, by definition, remain open to incoming connections.
That architectural requirement sits at the center of growing analyst concern: as the automotive industry expands its use of over-the-air technology, the same update channel that enables remote software fixes becomes a potential vector for cyberattacks.
The constraint the OTA pipeline introduces Over-the-air technology lets automakers push software changes directly to a vehicle's electronic systems without a dealership visit.
Each vehicle becomes a persistent network endpoint, and the update delivery chain becomes a security perimeter.
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