Have security requirements like access control and data privacy been met in both existing and legacy systems?
访问控制和数据隐私等安全要求在现有和遗留系统中都得到满足了吗？
The NSA found that most operating systems' security mechanisms, including Windows and most UNIX and Linux systems, only implement "discretionary access control" (DAC) mechanisms.
NSA发现大部分操作系统的安全机制，包括Windows和大部分UNIX和Linux系统，只实现了“选择性访问控制(discretionary access control)”(DAC)机制。
Siemens VDO products for automobile chassis and bodies, such as airbags, antilock brakes and access control systems also help improve safety and security.
为汽车底盘和车身设计的产品(如安全气囊、防抱死系统和进入控制系统)还提高了汽车的安全性能。
In addition, the 24-hour security service, CCTV monitoring, alarm and access control precision control systems are effective in ensuring a high degree of tight security.
另外，24小时保安服务、闭路电视监控、精密警报及出入管理控制系统均有效确保高度严密的保安。
It also offers some flexible security mapping interface to combine with other security systems easily and confess access control service for the applications of enterprises.
并提供灵活的安全映射接口，使其易于和其他安全系统相结合，为企业及企业间的应用提供访问控制服务。
Other costs include the office construction, the installation of security systems and access control systems, and design fees.
其他费用包括办公场地的建造、保安系统及出入控制系统的安装和设计费用。
Traditional access control models, including MAC model and DAC model, have no longer been able to meet the security need of contemporary systems.
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。
Propose an object-oriented and formal access control model for developers to design security mechanism of systems and for users to perform their duties securely and efficiently.
采用对象技术提出了一个通用的访问控制模型，提供应用级的访问控制机制和安全管理方法。
The open-architecture systems work seamlessly with about 30 technology partners, including video management, access control and physical security information management systems.
开放式的架构系统，且与大约30个技术合作伙伴有着密切的合作，包括视频管理，访问控制和实体安全信息管理系统。
UI design is one important aspect in the development of the application software systems, and access control (security management) plays a comparably important role in modern software systems.
用户界面设计是应用软件系统开发的一个重要方面，而权限访问控制(或安全管理)在现代软件系统中同样有着重要的地位。
To protect user data and system resources from unauthorized access, modern file systems often equip themselves with various security mechanisms such as access control and data encryption.
为保护用户数据、系统资源不被非法访问和滥用，现代文件系统设立了文件访问控制、数据加密等各种安全机制。
Before 1970, in order to protect the information security in computer systems, mandatory and discretionary access control policy had been widely applied in secure computer systems.
在上世纪七十年代以前，为保证计算机系统中的信息安全性，自主存取控制和强制存取控制策略在计算机多安全级系统中得到了广泛的应用。
The system also allows more integration with third-party access control and physical security systems.
该系统还允许有第三方的访问控制和物理安全系统的更多的整合。
The thesis is focused on the access control model for workflow systems and the security analysis of workflow systems by formal methods.
本文研究了工作流系统的访问控制模型及其安全性分析的方法。
The thesis is focused on the access control model for workflow systems and the security analysis of workflow systems by formal methods.
本文研究了工作流系统的访问控制模型及其安全性分析的方法。
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