三井住友やJCBなど大手カード会社9社が、クレジットカードの不正防止システムを発表 – CRYPTO TIMES
三井住友やJCBなど大手カード会社9社が、クレジットカードの不正防止システムを発表 CRYPTO TIMES
JCBや三井住友カードなどの大手クレジットカード会社で結成された「クレジットカード業界コンソーシアム」から、分散型台帳技術(Distributed Ledger Technology=DLT)を …
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