• A computer security model is a scheme for specifying and enforcing security policies. A security model may be founded upon a formal model of access rights...
    2 KB (184 words) - 14:25, 17 July 2024
  • A computer security policy defines the goals and elements of an organization's computer systems. The definition can be highly formal or informal. Security...
    3 KB (305 words) - 13:55, 27 January 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 of...
    9 KB (1,152 words) - 08:31, 30 April 2025
  • In computer systems security, role-based access control (RBAC) or role-based security is an approach to restricting system access to authorized users,...
    19 KB (2,300 words) - 11:31, 13 May 2025
  • a model for identifying computer security threats developed by Praerit Garg and Loren Kohnfelder at Microsoft. It provides a mnemonic for security threats...
    5 KB (378 words) - 20:06, 22 September 2024
  • integrity and security of computer systems. Exploits can cause unintended or unanticipated behavior in systems, potentially leading to severe security breaches...
    18 KB (1,951 words) - 11:04, 25 May 2025
  • 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
  • The Biba Model or Biba Integrity Model developed by Kenneth J. Biba in 1975, is a formal state transition system of computer security policy describing...
    4 KB (576 words) - 22:15, 23 March 2025
  • The object-capability model is a computer security model. A capability describes a transferable right to perform one (or more) operations on a given object...
    8 KB (1,009 words) - 12:37, 12 June 2025
  • Thumbnail for Computer security
    Computer security (also cybersecurity, digital security, or information technology (IT) security) is a subdiscipline within the field of information security...
    220 KB (22,314 words) - 10:38, 16 June 2025
  • Mandatory access control (category Computer security models)
    In computer security, mandatory access control (MAC) refers to a type of access control by which a secured environment (e.g., an operating system or a...
    23 KB (2,601 words) - 13:55, 24 May 2025
  • the Bell–LaPadula security model, whose first volume appeared in 1972. Under high-water mark, any object less than the user's security level can be opened...
    2 KB (289 words) - 19:40, 3 January 2025
  • Thumbnail for Protection ring
    improving fault tolerance) and malicious behavior (by providing computer security). Computer operating systems provide different levels of access to resources...
    31 KB (3,861 words) - 01:34, 14 April 2025
  • of Commercial and Military Computer Security Policies) by David D. Clark and David R. Wilson. The paper develops the model as a way to formalize the notion...
    7 KB (1,122 words) - 12:52, 3 June 2025
  • Capability-based security is a concept in the design of secure computing systems, one of the existing security models. A capability (known in some systems...
    14 KB (1,668 words) - 22:55, 12 June 2025
  • multilevel security policy model, first described by Goguen and Meseguer in 1982 and developed further in 1984. In simple terms, a computer is modeled as a...
    6 KB (873 words) - 21:44, 9 April 2024
  • The Graham–Denning model is a computer security model that shows how subjects and objects should be securely created and deleted. It also addresses how...
    3 KB (416 words) - 12:35, 3 June 2025
  • Linux Security Modules (LSM) is a framework allowing the Linux kernel to support, without bias, a variety of computer security models. LSM is licensed...
    7 KB (824 words) - 21:44, 22 April 2025
  • Thumbnail for OSI model
    is TLS?". Information Security Stack Exchange. Grigonis, Richard (2000). "Open Systems Interconnection (OSI) Model". Computer Telephony Encyclopedia...
    54 KB (5,624 words) - 00:04, 8 June 2025
  • for each model for all features". PeerJ Computer Science. 7: e379. doi:10.7717/peerj-cs.379/fig-7. "Asset Classification", Information Security Fundamentals...
    161 KB (18,145 words) - 19:06, 11 June 2025
  • Thumbnail for Swiss cheese model
    the principle behind layered security, as used in computer security and defense in depth. Although the Swiss cheese model is respected and considered a...
    11 KB (1,212 words) - 19:25, 2 June 2025
  • simple definition of a security policy is "to set who may use what information in a computer system". The access matrix model, first introduced in 1971...
    2 KB (198 words) - 22:47, 29 December 2024
  • In computer security, a threat is a potential negative action or event enabled by a vulnerability that results in an unwanted impact to a computer system...
    39 KB (4,709 words) - 08:02, 17 June 2025
  • Discretionary access control (category Computer security models)
    In computer security, discretionary access control (DAC) is a type of access control defined by the Trusted Computer System Evaluation Criteria (TCSEC)...
    5 KB (563 words) - 14:06, 16 January 2025
  • Thumbnail for Take-grant protection model
    take-grant protection model is a formal model used in the field of computer security to establish or disprove the safety of a given computer system that follows...
    3 KB (434 words) - 01:21, 19 February 2025
  • In computer science, an access control matrix or access matrix is an abstract, formal security model of protection state in computer systems, that characterizes...
    4 KB (546 words) - 13:34, 8 November 2022
  • for risk-assessing computer security threats that was formerly used at Microsoft. It provides a mnemonic for risk rating security threats using five categories...
    3 KB (273 words) - 16:19, 23 January 2025
  • Computer security software or cybersecurity software is any computer program designed to influence information security. This is often taken in the context...
    9 KB (1,064 words) - 23:43, 24 May 2025
  • In computer security, lattice-based access control (LBAC) is a complex access control model based on the interaction between any combination of objects...
    3 KB (339 words) - 12:40, 9 July 2024
  • authentication Bell–LaPadula model Biba model Clark-Wilson model Discretionary access control (DAC) Graham-Denning model Multilevel security (MLS) Mandatory access...
    4 KB (383 words) - 07:48, 25 November 2022