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电子军务系统中T-RBAC访问控制组件的设计与应用
王伟,杜静,周子琛
0
(武警工程大学 电子技术系,西安 710086;武警政治学院 指挥系,上海 200435)
摘要:
电子军务信息系统虽然运行于相对安全的军队内联网中,但仍面临多种不安全因素。 针对其中破坏认证、破坏访问控制两种主要的威胁,提出结合部队编制、人员职务、角色分 工和业务工作流,以任务为中心进行认证与访问控制,从而保护业务系统操作和数据安全的 思想。利用公开密钥基础设施(PKI)和轻量级目录访问协议(LADP)设施实现了基于数字证书 的统一认证以及任务与角色结合的T-RBAC 访问控制组件。在司政后多种业务系统中的实际应用结果显示,该安全组件能够对用户访问 和操作权限进行严格、规范和灵活地控制,有效保证系统、工作流和数据的安全。
关键词:  电子军务系统  网络安全  信息化建设  工作流管理  访问控制  T-RBAC
DOI:
基金项目:武警工程大学基础研究基金资助项目(WJY-201107)
Design of T-RBAC component and its application in electronic military system
WANG Wei,DU Jing,ZHOU Zi-chen
()
Abstract:
Although running on a relatively safe environment of military Intranet , electronic military systems still face various security threats. To relieve tw o main typical security threats, i.e., broken authentication and broken access c ontrol, this paper proposes an idea of conducting task-centered authentication a nd access control to ensure operation and data safety in mission-critical system s by combining department organization order, army man′s position, duty and rol e with workflow management. An authorization component based on PKI(Public Key Infrastructure) and LDAP(Lightweight Directory Access Pr otocol) and an access contr ol component based on T-RBAC(Task-Role Based Access Control) are designed. The i mplemented s ecurity components are embedded in practical military, political and logistics a pplications, and results show they can effectively guarantee the security and re liability of the system, workflow and business data.
Key words:  electronic military system  network security  informatization  workflow management  access control  T-RBAC