[請益] 關於時間鎖的問題
各位大大好:
小弟一直在苦思一個問題:
到底這個世界上有沒有一種演算法可以做到在一段設定好的時間內可以成功解密資訊,
超過這段時間後就沒法解開?
理念如下psuedo code:
Duration=60; // second
RawData="bahbahbah"; /
Time=201112142300; // YYYYMMDDHHmm
//這兩個function到底存不存在
EncData=TimeLock(RawData, Time, Duration);
DecData=TimeUnLock(EncData); // Within 5 mins, ==> success to decrypt "bahbahbah", otherwise ==> fail
謝謝大家 <(_ _)>
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