7pay事故で判明、日本の「キャッシュレス化」がじつは危ない理由（宿輪 純一） @moneygendai – 現代ビジネス
7pay事故で判明、日本の「キャッシュレス化」がじつは危ない理由（宿輪 純一） @moneygendai 現代ビジネス
セブン＆アイ・ホールディングスの7payが起こした大規模事故は、金融システムとしては考えられないセキュリティシステムの甘さが原因だった。この失態は、これらスマホ …
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