加密技术在分布仿真系统中的应用研究  

Research on Application of Encryption Technology for Distributed Simulation System

作　　者：史伟慧[1] 林新[1] 

机构地区：[1]北京航空航天大学先进仿真技术航空科技重点实验室,北京100191

出　　处：《系统仿真学报》2011年第B07期167-170,共4页Journal of System Simulation

摘　　要：作为一个基于网络以面向国防应用为主的系统,分布仿真系统对数据的安全性提出了很高的要求。从提高数据的安全性的角度出发,针对HLA(高层体系结构)仿真系统的数据加密技术进行了研究,简要介绍了加密算法及其算法实现的主要流程,并针对已有的DES(数据加密标准)算法进行了改进,提高其可靠性,并给出了各算法加密性能比较。最后,总结出一套完整的分布仿真系统数据加密等级标准,对于保证分布仿真系统的安全性具有重要的实用价值。Distributed Simulation System requires high security ability for the data as a mainly applied on national defense application system based on network.For improving the data＇s security,data encryption technology for HLA simulation system was studied,encryption algorithms and their applications＇ main frames were briefly introduced,and improvement according to the original DES algorithm was made to improve its security ability.Then the comparison among the algorithms＇ encryption ability was given.Finally,a complete encryption level standard for the distributed simulation system was concluded with important utility value for ensuring the simulation systems security ability.

关 键 词：分布仿真系统 HLA 改进DES算法 加密等级标准 

分 类 号：TP391.9[自动化与计算机技术—计算机应用技术]