Hyundai is planning to launch a blockchain ecosystem via its Europe-based subsidiary, Hdac, and IT arm, Hyundai BS&C, after registering three business As per media outlet, Chosun, Hyundai BS&C’s CEO Chung Dae-sun has applied to the intellectual property authorities for the brand names Altum, Atolo, and Rizon. All three applications have the description “electronic wallets that can hold cryptocurrencies.”