安全操作系統
Discretionary Access Control is one of necessary and most common secure mechanisms in the secure operating system.
自主訪問控制機制是安全操作系統必不可少的、應用最廣泛的安全機制之一。
The integrating of multi-policies. Supporting multi-policies and dynamical policies is the research trends of secure operating system.
多策略集成性研究支持多策略和動态策略是安全操作系統目前發展的趨勢。
People extracted experience from the research on general operating system that securing system radically must begin with research on secure operating system.
在通用系統安全的研究經驗中人們得到，要從根本上保障系統的安全，必須從安全操作系統的研究入手。
DAACM is conformant to the requirements of the secure operating system design of Structured Protection Level, and will be used to the practical system design.
DAACM符合論文中給出的《結構化保護級》安全操作系統設計的需要，并将實際應用于該系統的設計之中。
Access control technology is one of the key issues to concern in developing secure operating system.
訪問控制技術是實現安全操作系統的核心技術。
Secure Operating System is the foundation of the security of the information system, and the problem of is the key of a safe operating system.
安全操作系統是信息系統安全的基礎，而能否徹底解決隱蔽通道問題将是解決系統安全問題的關鍵所在。
Compared with the secure auditing system of ANSHENG secure operating system V2.0, the LSM based auditing system has a better performance.
該安全審計系統與安勝安全操作系統V2.0的審計系統相比，性能得到了很大的提高。
How to design and develop the audit module for secure operating system of B3 level were discussed.
論述了基于B3級安全操作系統審計報警模塊增強策略與方法。
XENIX/SE is a secure operating system based upon XENIX, whose targets are enhancing security and keeping compatibility with XENIX.
SE是一個基于XENIX的安全操作系統，其目标是增強安全性且保持與XENIX的兼容性。
The secure operating system is the base of information system security, and access control is a significant secure mechanism of operating system.
操作系統的安全是信息系統安全的基石，訪問控制則是操作系統安全機制的重要内容。
In multilevel secure operating system, security levels assign to subjects are implemented by give security levels to users and processes which represent users.
在多安全級操作系統中，賦予主體的安全級是通過賦予用戶和代表用戶的進程實現的。
In 2008, I was given an old PC, which I got working, and in which I wanted to install a reliable, secure operating system.
2008年我有了新的工作，并獲得了一台舊電腦我想要在這台舊電腦上安裝一個可靠的、安全的操作系統。
Linux is a fast and secure operating system with many thousands of programmers familiar with it.
快速且安全的操作系統，有成千上萬名的程式員對它都很熟悉。
Ji Qingguang. Study on formalization design for high-level secure operating system . Beijing: Institute of Software, Chinese Academy of Sciences, 2004 (in Chinese).
季慶光。高安全等級操作系統形式設計的研究。北京：中國科學院軟件研究所，2004。
Ji Qingguang. Study on formalization design for high-level secure operating system [D]. Beijing: Institute of Software, Chinese Academy of Sciences, 2004 (in Chinese).
季慶光。高安全等級操作系統形式設計的研究[D]。北京：中國科學院軟件研究所，2004。
To sum up, the achievements presented in this thesis will provide some useful technologies and experiences to the research and design of the high level secure operating system in our country.
總之，本文的工作為我國在安全操作系統，特别是其網絡子系統的研究與開發上提供了一定的技術和經驗。
These scenarios give rise to the demand for a secure operating system, where only the trusted binaries (or libraries/scripts/shells) are allowed to run.
這些場景提高了對安全操作系統的要求，其中隻有可信的二進制文件（或libraries/scripts/shells）才允許運行。
The new OpenBSD version 4.3 UNIX distribution continues its tradition of providing a highly secure operating system that can be deployed in the most critical areas of your infrastructure.
新的OpenBSD4.3UNIX發行版傳承了高度安全操作系統的傳統，您可以将它部署在基礎設施最關鍵的區域中。
Today, the importance of secure operating system on providing security service against all kinds of threats is accepted by more and more people.
安全操作系統在防止安全威脅，提供安全服務中的作用已經不容忽視。
Study and development of secure operating system is an important means to enhance the security of computer information system and has important significance.
研究和開發安全的操作系統是提高計算機信息系統安全性的重要手段，具有重要意義。
Robust and Reliable - Designed from the ground up as network infrastructure, the TANDBERG Codian IP GW 3500 Series is rack mountable with custom non-PC hardware and a secure operating system.
魯棒可靠-基礎設施設計從根本上為網絡，泰德Codian公司的IP毛重3500系列機架系統挂載自定義的非PC硬件和安全運行。
Research on Encrypted File System and Trusted Recovery of Secure Operating System;
目的研究控制系統中傳感器軟硬故障診斷和信號恢複。
GNU/Linux is a secure and reliable operating system that runs non-stop.
GNU/Linux是一種安全可靠的操作系統，可以不間斷地運行。
A new method to determine optimal secure operating point of power system .
一種确定電力系統最優安全運行點的新方法。
The bottom line is that UNIX was and is a reliable, secure, multi-user operating system that continues to dominate the enterprise Web- and application-hosting landscape.
UNIX一直都是可靠、安全的多用戶操作系統，這使它持續在企業Web和應用程式托管領域占支配地位。
Distributed firewall is a host-resident secure system, which intensifies the operating system…The article discusses its architecture, technological characteristics and advantages.
分布式防火牆是一種主機駐留式的安全系統，使操作系統得到強化。本文對分布式防火牆的體系結構、技術特點及優勢進行了探讨。
安全操作系統（Secure Operating System） 是指專門設計用于提供高級别安全保障的計算系統核心軟件。其核心目标在于保護信息資産的機密性（Confidentiality）、完整性（Integrity）和可用性（Availability）（即CIA三元組），有效抵禦惡意攻擊、未授權訪問及系統故障。與普通操作系統相比，安全操作系統并非簡單添加安全功能，而是将安全性作為核心設計原則融入其架構的各個層面。
安全操作系統實現其目标的關鍵機制包括：
應用與價值： 安全操作系統是構建高保障信息系統的基礎，廣泛應用于：
參考資料：
“Secure operating system”指具備安全防護機制的操作系統，其核心目标是确保系統資源、數據和服務的機密性、完整性與可用性。以下是詳細解析：
Secure（安全的）
A secure system prevents unauthorized access.（安全系統能阻止未授權訪問。）
Operating System（操作系統）
管理計算機硬件與軟件資源的系統軟件，負責進程調度、内存分配等核心功能。
“Secure operating system”指通過設計層面的安全機制（如權限控制、加密、審計日志等）抵禦攻擊的操作系統。其特點包括：
例如，銀行系統、政府機構或軍事領域常采用此類操作系統（如Security-Enhanced Linux），以防止數據洩露或惡意攻擊。
如需進一步了解具體模型或技術實現，可參考操作系統安全相關的權威文獻或标準（如TCSEC、Common Criteria）。
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