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cad2006序列号和密钥
CAD2006安装常见问题处理方法
Manipulator i s now used a s a industria l robots in use , the control obje ctives often appear often i n industrial automati on. Industrial automati on technology has gradually mature d, as mat ure a technology li ne ha s be en ra pid development i n industrial automation as a separate subject. Ma nipulator appli cation bega n to filter int o welding, l ogistics, mechani cal processi ng, a nd ot
基于BB84协议的量子密钥分发安全门限研究
基于BB84协议的量子密钥分发安全门限研究
本文分析了实际量子密钥分发过程中,量子态可能受到的各种影响因素;建立了相应的信道模型;推得了非理想信道BB84协议判别窃听的安全门限公式.通过计算与仿真,证明该公式用于估计BB84协议的安全通信门限更加准确,判断量子密钥分发过程中是否存在窃听更为有效,同时具有提高通信安全性和密钥分发效率的优点.