半Markov可信工业控制以太网研究*

以可信计算和可信网络理论为基础，针对工业控制网络的特点构建可信工业控制网络理论架构。重点研究工业控制网络的安全性、可生存性和可控性等重要属性。以半马尔可夫网络流量模型为基础，建立半马尔可夫可信工业控制网络模型，定量分析其性能指标，得出可信度的量化公式。实验结果表明,该模型可行有效，能为可信工业控制网络设计和实现提供相关的理论指导。

Research of semi-Markov trusted industrial control Ethernet network

This paper set up trusted industrial control Ethernet network theory structure from its characteristics based on trusted computing and trusted network theories.Researched the performances of security,controllability and survivability importantly. Presented semi-Markov trusted industrial control Ethernet network model based on semi-Markov network traffic theory.Set up the trustworthy measure formula for industrial control Ethernet network.The results of simulation experiment show that the model can run availability and provide related theory instruction for trusted industrial control network.