Samsung Electronics, SK Telecom, KT, LG Uplus, KEB Hana Bank, Woori Bank, and Koscom have formed a consortium to build a new blockchain network as a foundation for a new mobile authentication service.
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South Korea's Ministry of Science and ICT will develop a blockchain voting system that will go on trial in the private sector in December.
The two telcos will collaborate to create a "borderless" blockchain ID.
Consumers will be able to use KT's blockchain platform to authenticate whether the food they bought is halal, the telco claims.