[閒聊] 離線交易辦不辦得到
一個朋友最近被我洗腦 開始鑽研密碼學不拉客陳
昨天問我離線交易數學上辦不辦得到
(小陳從小陳的電子錢包列印出一筆10USD的QR CODE給小王掃入小王的電子錢包
但無法重複掃入第二個錢包 過程不連網路)
我想了想 應該要有一種靈活又開放的加密機制
比較好奇的是完全不連線的話(完全單機)又開放又不被破解
不知道有沒有這東西?
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※ 編輯: Rasin (1.165.133.40), 03/25/2017 22:29:31
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