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Possible applications for Blockchain technology range from locking and opening car doors via an app, with the possibility for temporary access authorization, to new and improved business models through encrypted data logging. Porsche also stated that Blockchain technology could be applied in further improving the safety and capabilities of driverless cars
Isn't Blockchain related to data, authentication and authorization, how can it perform functionality.source: https://www.newsbtc.com/2018/03/01/porsche-becomes-first-auto-manufacturer-to-utilize-blockchain-technology-in-cars/