Blockchain-powered ID card

NongHyup Bank Vice President Jang Seung-hyeun, sixth from left in the second row, raises his fist with bank employees at the NH Digital Innovation Center in southern Seoul, Monday. The lender said that it has started a pilot run of a new mobile ID card system using blockchain-based decentralized identifier technology. Developed with SK Telecom, the system could prevent massive data leaks. / Courtesy of NongHyup Bank