• Multilevel security or multiple levels of security (MLS) is the application of a computer system to process information with incompatible classifications...
    31 KB (4,178 words) - 04:23, 8 March 2025
  • Thumbnail for Security-Enhanced Linux
    the concepts of type enforcement, role-based access control, and multilevel security. FLASK, in turn, was based on DTOS, a Mach-derived Distributed Trusted...
    36 KB (3,661 words) - 06:42, 3 April 2025
  • Department of Defense (DoD) multilevel security (MLS) policy. The model is a formal state transition model of computer security policy that describes a set...
    9 KB (1,152 words) - 08:31, 30 April 2025
  • support for multilevel security and evidence of correctness to meet a particular set of requirements. GrapheneOS is a privacy and security-focused mobile...
    4 KB (327 words) - 06:18, 5 May 2025
  • Trusted operating system (category Operating system security)
    refers to an operating system that provides sufficient support for multilevel security and evidence of correctness to meet a particular set of government...
    4 KB (395 words) - 06:48, 14 February 2025
  • access control (DAC) Graham-Denning model Multilevel security (MLS) Mandatory access control (MAC) Security Security engineering Take-grant model Krutz, Ronald...
    4 KB (383 words) - 07:48, 25 November 2022
  • Redaction (category Data security)
    implement multilevel security systems, in which computer users of differing security clearances may share documents. The Challenge of Multilevel Security gives...
    12 KB (1,440 words) - 08:17, 8 May 2025
  • Mandatory access control (category Computer security models)
    decisions or assign security attributes. Historically and traditionally, MAC has been closely associated with multilevel security (MLS) and specialized...
    23 KB (2,601 words) - 13:35, 6 May 2025
  • Noninterference is a strict multilevel security policy model, first described by Goguen and Meseguer in 1982 and developed further in 1984. In simple...
    6 KB (873 words) - 21:44, 9 April 2024
  • High Assurance Guard (category Computer security)
    High Assurance Guard (HAG) is a multilevel security computer device which is used to communicate between different security domains, such as NIPRNet to SIPRNet...
    3 KB (353 words) - 13:55, 5 March 2025
  • programs. Comparison of known unpatched vulnerabilities based on Secunia & SecurityFocus reports with severity of Not critical & above. Update lists manually...
    80 KB (1,736 words) - 18:22, 8 April 2025
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    it into a jail". This enforces a computer security model whereby there are two levels of multilevel security (user and sandbox) and the sandbox can only...
    204 KB (17,847 words) - 17:45, 16 April 2025
  • Graham–Denning model Mandatory Access Control – MAC Multilevel security – MLS Security-Enhanced Linux Security Modes of Operation Take-grant protection model...
    4 KB (576 words) - 22:15, 23 March 2025
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    Multics (section Security)
    ring-oriented security, a multilevel refinement of the concept of master mode.[citation needed] A US Air Force tiger team project tested Multics security in 1973...
    40 KB (4,508 words) - 15:12, 9 February 2025
  • Secure operating system (category Operating system security)
    system, an operating system that provides sufficient support for multilevel security and evidence of correctness to meet a particular set of requirements...
    459 bytes (83 words) - 15:16, 7 November 2013
  • Thumbnail for Sun Microsystems
    Solaris called Trusted Solaris, which included augmented security features such as multilevel security and a least privilege access model. Solaris 10 included...
    86 KB (8,489 words) - 05:48, 11 May 2025
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    Selim G.; Taylor, Peter D. (1983). Cryptographic solution to a multilevel security problem (PDF). Advances in Cryptology – Proceedings of CRYPTO '82...
    61 KB (5,943 words) - 01:57, 16 March 2025
  • Evaluation Assurance Level (category Computer security procedures)
    version 2.1 and z/VM version 6.3. Operating systems that provide multilevel security are evaluated at a minimum of EAL4. Examples with active Certificate...
    17 KB (1,772 words) - 15:21, 18 April 2025
  • Information Systems. It incorporated the Bell–LaPadula model of multilevel security, and had a multilevel secure interface for the STU-III secure communications...
    32 KB (3,173 words) - 17:47, 25 April 2025
  • Trusted Solaris (category Operating system security)
    rather than the traditional Multilevel_security environment. The ZFS filesystem also supports per file labels via the multilevel dataset option. Common Criteria...
    5 KB (506 words) - 14:59, 9 May 2025
  • System high mode (category Computer security procedures)
    modes (such as multilevel security) by its lack of need for the system to contribute to the protection or separation of unequal security classifications...
    2 KB (356 words) - 18:32, 27 February 2025
  • permit additional security measures (Sec. 4.3). These practices can be compared with (and may have inspired) the concepts multilevel security and role-based...
    94 KB (10,052 words) - 21:10, 2 May 2025
  • Trusted Solaris (Solaris with kernel and other enhancements to support multilevel security) UniFLEX (Unix-like OS from TSC for DMA-capable, extended addresses...
    73 KB (8,398 words) - 18:15, 24 April 2025
  • Reference monitor (category Operating system security)
    NY: John Wiley & Sons Publishing, Inc. Chapter 8, "Multilevel Security" Anderson, J. 'Computer Security Technology Planning Study', ESD-TR-73-51, US Air...
    4 KB (567 words) - 00:07, 7 July 2023
  • Multi-level (or multilevel) governance is a term used to describe the way power is spread vertically between levels of government and horizontally across...
    52 KB (6,545 words) - 04:13, 5 May 2025
  • enterprise after action review, adapters, correlated terrain databases, Multilevel security for multinational players and hardware/software requirements. Other...
    42 KB (5,315 words) - 00:19, 15 April 2025
  • Clark–Wilson model (category Computer security models)
    information integrity, especially as compared to the requirements for multilevel security (MLS) systems described in the Orange Book. Clark and Wilson argue...
    7 KB (1,122 words) - 00:45, 2 February 2024
  • Carl Landwehr (category American computer security academics)
    assurance software development, architectures for intrusion-tolerant and multilevel security systems, token-based authentication, and system evaluation and certification...
    10 KB (916 words) - 04:05, 7 May 2025
  • Cross-domain solution (category Computer security software)
    both access and data transfer capabilities." In previous decades, multilevel security (MLS) technologies were developed. These enforced mandatory access...
    9 KB (942 words) - 05:11, 3 April 2025
  • Type enforcement (category Operating system security)
    prerequisite for MAC, and a first step before multilevel security (MLS) or its replacement multi categories security (MCS). It is a complement of role-based...
    5 KB (610 words) - 15:08, 25 January 2022