这就要求从传统的静态安全模型转向动态模型，以跟上SOA体系结构中更快的变更速度。
This requires that you move from traditional, static security models to dynamic models that can keep up with the accelerated rate of change in an SOA architecture.
在安全信息系统应用中，传统的基于角色的访问控制模型不能为用户过滤业务数据，容易导致数据失密。
In the application of secure information systems, the traditional role-based access control model can not filter business data for users, which easily results in secret data leakage.
本文首先讨论了网络安全问题及其对策，包括网络安全的目的，网络现存的威胁，传统的网络安全技术和网络安全模型。
Firstly, in the paper I introduce network security problem and the method the network security aim at, network threaten, traditional network technology and the network security module.
传统的RBAC访问控制模型已经不能表达复杂的工作流安全访问控制约束。
The traditional RBAC model cannot express complicated workflow secure access control constraint.
在传统的网络构件体系模型上增加了安全层，它确保了客户和构件之间通信的安全性。
The STMNC add security layer on traditional network-component system model, it insures secure communication between client and network-components.
P2P网络的匿名性和动态性带来了许多安全问题，传统的信任管理模型并不能很好的适应对等网络环境。
The anonymity and dynamics of the P2P (peer to peer) network bring many security problem, The traditional trust manage model can not satisfy the P2P environment commendably.
传统的访问控制模型——MAC模型和DAC模型，已远不能满足当代系统安全的需要。
Traditional access control models, including MAC model and DAC model, have no longer been able to meet the security need of contemporary systems.
本文从理论上研究了RBAC的概念模型，并与传统的安全访问控制相比较，论证了在企业信息系统中采用RBAC的必要性。
We analyze RBAC concept model, compare it with traditional access control scheme, and demonstrate the necessity of implement RBAC in Enterprise Information Systems.
本文针对传统PD M安全管理的缺点，建立了基于工作空间的权限管理模型和网络安全模型。
According to the shortcomings of the traditional PDM security management, this paper establishes a workspace-based authorization management model and a DPDM network security model.
本文在传统的静态防御模型上提出了具有免疫特性的动态的网络安全模型。
This paper propose a dynamic network security model with immune character. This model bases on the traditional static defense model.
为克服传统网络身份认证方法安全性不高、效率低等不足，受人类自然信任原理启发，提出了一种基于家族基因的身份认证模型（FBNA）。
Inspired by the natural trust principle of mankind, a family-gene based model for network authentication, referred to as FBNA, is proposed.
借鉴传统木桶理论，利用耗散结构理论中安全熵的有关概念，探索性地建立安全木桶模型，分析了安全木桶的组成部件和功能效用。
By referring to traditional cask theories, a new safety cask model is explored by using the concepts of safety entropy in dissipative structure theory.
该模型解决了传统的基于角色访问控制中的动态适应性差和最小权限约束假象的问题，用于分布式工作流管理系统，提高了安全性、实用性。
This model overcomes the weaknesses of the bad dynamic adaption and the fake constraint of the least privilege. It can enhance the security and practicability of the distributed workflow system.
该模型解决了传统的基于角色访问控制中的动态适应性差和最小权限约束假象的问题，用于分布式工作流管理系统，提高了安全性、实用性。
This model overcomes the weaknesses of the bad dynamic adaption and the fake constraint of the least privilege. It can enhance the security and practicability of the distributed workflow system.
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