0引言随着IT技术在军工企业产品研发生产、运营管理中的深入和广泛应用,军工企业内部的局域网上存储了大量敏感和涉密信息,这就使得任何一个接入终端发生泄密事件,其产生的危害都是无法估量的。因此,如何有效控制非可信接入终端对军工企业局域网络的访问,保障涉密网络的边界安全,是各军工企业亟待解决的问题。1主流网络接入控制框架及技术分析鉴于网络接入控制的重要性,国内外众多信息安全厂家都推 0 Introduction With the deepening and extensive application of IT technology in R & D, operation and management of military industrial products, a large number of sensitive and confidential information is stored on the intranet of military enterprises, which makes any access terminal incurs a leak and its The resulting harm is immeasurable. Therefore, how to effectively control the access of untrusted access terminals to the local area networks of military enterprises and the border security of classified networks is an urgent issue to be solved by all military enterprises. A mainstream network access control framework and technical analysis Given the importance of network access control, many domestic and foreign manufacturers of information security push