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泡沫_2019
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樓主  發(fā)表于: 2021-03-27 10:42
大家都在討論如何破解PLC，我想討論一下如何破解PLC，或者增加破解難度。我先拋磚引玉，出一個(gè)方法，增加一個(gè)加密設備，和PLC通訊進(jìn)行信息交換，如果檢測不到這個(gè)設備，或者和設備通訊后讀取的信息不正確，則不執行程序
鴻明自動(dòng)化
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1樓  發(fā)表于: 2021-03-29 21:32
引用
引用第9樓zhuyongxiong于2021-03-28 18:27發(fā)表的  :
以前見(jiàn)過(guò)把通訊口定義成220v電的，他奶奶的一上機就燒電腦，這是全世界最絕的辦法，你敢不敢     

這個(gè)辦法好絕

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