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中国DOS联盟论坛 » DOS开发编程 & 发展交流 （开发室） » Simple Hardware-Based Encryption for Old DOS Programming C Sr View 1,008　Replies 0
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Original Poster Posted 2003-05-16 00:00　·　 中国 黑龙江 哈尔滨 联通
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When installing, modify the executable file to record hardware configuration parameters, thus creating a unique installation marker to prevent illegal copying

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