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Security-Enhanced Linux

Index Security-Enhanced Linux

Security-Enhanced Linux (SELinux) is a Linux kernel security module that provides a mechanism for supporting access control security policies, including United States Department of Defense–style mandatory access controls (MAC). [1]

59 relations: Android (operating system), AppArmor, Bell–LaPadula model, Biba Model, Buffer overflow, C (programming language), Canonical (company), CentOS, Container Linux by CoreOS, Cron, Daemon (computing), Darwin (operating system), Debian, Discretionary access control, Fedora (operating system), File descriptor, FLASK, FreeBSD, GNU General Public License, Grsecurity, Immunix, Linux, Linux containers, Linux distribution, Linux kernel, Linux Security Modules, Linux-VServer, Mandatory access control, Mandatory Integrity Control, McAfee, Multilevel security, National Security Agency, Novell, One Laptop per Child, Open-source model, OpenSUSE, Operating-system-level virtualization, Patch (computing), Qubes OS, Rainbow Series, Red Hat, Red Hat Enterprise Linux, Role-based access control, RSBAC, Sandbox (computer security), Scientific Linux, Secure Computing Corporation, Setuid, Smack (software), Software architecture, ..., Solaris Trusted Extensions, Superuser, SUSE Linux, SUSE Linux Enterprise, Tomoyo Linux, Trusted Information Systems, Type enforcement, Ubuntu (operating system), United States Department of Defense. Expand index (9 more) »

Android (operating system)

Android is a mobile operating system developed by Google, based on a modified version of the Linux kernel and other open source software and designed primarily for touchscreen mobile devices such as smartphones and tablets.

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AppArmor

AppArmor ("Application Armor") is a Linux kernel security module that allows the system administrator to restrict programs' capabilities with per-program profiles.

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Bell–LaPadula model

The Bell–LaPadula Model (BLP) is a state machine model used for enforcing access control in government and military applications.

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Biba Model

The Biba Model or Biba Integrity Model developed by Kenneth J. Biba in 1975, is a formal state transition system of computer security policy that describes a set of access control rules designed to ensure data integrity.

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Buffer overflow

In information security and programming, a buffer overflow, or buffer overrun, is an anomaly where a program, while writing data to a buffer, overruns the buffer's boundary and overwrites adjacent memory locations.

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C (programming language)

C (as in the letter ''c'') is a general-purpose, imperative computer programming language, supporting structured programming, lexical variable scope and recursion, while a static type system prevents many unintended operations.

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Canonical (company)

Canonical Ltd. is a UK-based privately held computer software company founded and funded by South African entrepreneur Mark Shuttleworth to market commercial support and related services for Ubuntu Linux and related projects.

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CentOS

CentOS (from Community Enterprise Operating System) is a Linux distribution that provides a free, enterprise-class, community-supported computing platform functionally compatible with its upstream source, Red Hat Enterprise Linux (RHEL).

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Container Linux by CoreOS

Container Linux by CoreOS (formerly CoreOS Linux) is an open-source lightweight operating system based on the Linux kernel and designed for providing infrastructure to clustered deployments, while focusing on automation, ease of application deployment, security, reliability and scalability.

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Cron

The software utility cron is a time-based job scheduler in Unix-like computer operating systems.

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Daemon (computing)

In multitasking computer operating systems, a daemon is a computer program that runs as a background process, rather than being under the direct control of an interactive user.

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Darwin (operating system)

Darwin is an open-source Unix operating system first released by Apple Inc. in 2000.

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Debian

Debian is a Unix-like computer operating system that is composed entirely of free software, and packaged by a group of individuals participating in the Debian Project.

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Discretionary access control

In computer security, discretionary access control (DAC) is a type of access control defined by the Trusted Computer System Evaluation Criteria "as a means of restricting access to objects based on the identity of subjects and/or groups to which they belong.

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Fedora (operating system)

Fedora is a Linux distribution developed by the community-supported Fedora Project and sponsored by Red Hat.

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File descriptor

In Unix and related computer operating systems, a file descriptor (FD, less frequently fildes) is an abstract indicator (handle) used to access a file or other input/output resource, such as a pipe or network socket.

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FLASK

The Flux Advanced Security Kernel (FLASK) is an operating system security architecture that provides flexible support for security policies.

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FreeBSD

FreeBSD is a free and open-source Unix-like operating system descended from Research Unix via the Berkeley Software Distribution (BSD).

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GNU General Public License

The GNU General Public License (GNU GPL or GPL) is a widely used free software license, which guarantees end users the freedom to run, study, share and modify the software.

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Grsecurity

grsecurity is a set of patches for the Linux kernel which emphasize security enhancements.

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Immunix

Immunix is a discontinued commercial operating system that provided host-based application security solutions.

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Linux

Linux is a family of free and open-source software operating systems built around the Linux kernel.

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Linux containers

Linux containers is a generic term for an implementation of operating system-level virtualization for the Linux operating system.

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Linux distribution

A Linux distribution (often abbreviated as distro) is an operating system made from a software collection, which is based upon the Linux kernel and, often, a package management system.

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Linux kernel

The Linux kernel is an open-source monolithic Unix-like computer operating system kernel.

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Linux Security Modules

Linux Security Modules (LSM) is a framework that allows the Linux kernel to support a variety of computer security models while avoiding favoritism toward any single security implementation.

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Linux-VServer

Linux-VServer is a virtual private server implementation that was created by adding operating system-level virtualization capabilities to the Linux kernel.

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Mandatory access control

In computer security, mandatory access control (MAC) refers to a type of access control by which the operating system constrains the ability of a subject or initiator to access or generally perform some sort of operation on an object or target.

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Mandatory Integrity Control

In the context of the Microsoft Windows family of operating systems, Mandatory Integrity Control (MIC) is a core security feature introduced in Windows Vista and implemented in subsequent desktop line of Windows operating systems, that adds Integrity Levels (IL)-based isolation to running processes.

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McAfee

McAfee, Inc. (formerly known as Intel Security Group from 2014–2017) is an American global computer security software company headquartered in Santa Clara, California and claims to be the world's largest dedicated security technology company.

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Multilevel security

Multilevel security or multiple levels of security (MLS) is the application of a computer system to process information with incompatible classifications (i.e., at different security levels), permit access by users with different security clearances and needs-to-know, and prevent users from obtaining access to information for which they lack authorization.

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National Security Agency

The National Security Agency (NSA) is a national-level intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence.

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Novell

Novell, Inc. was a software and services company headquartered in Provo, Utah.

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One Laptop per Child

One Laptop per Child (OLPC) is a non-profit initiative established with the goal of transforming education for children around the world; this goal was to be achieved by creating and distributing educational devices for the developing world, and by creating software and content for those devices.

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Open-source model

The open-source model is a decentralized software-development model that encourages open collaboration.

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OpenSUSE

openSUSE, formerly SUSE Linux and SuSE Linux Professional, is a Linux-based project and distribution sponsored by SUSE Linux GmbH and other companies.

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Operating-system-level virtualization

Operating-system-level virtualization, also known as containerization, refers to an operating system feature in which the kernel allows the existence of multiple isolated user-space instances.

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Patch (computing)

A patch is a set of changes to a computer program or its supporting data designed to update, fix, or improve it.

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Qubes OS

Qubes OS is a security-focused desktop operating system that aims to provide security through isolation.

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Rainbow Series

The Rainbow Series (sometimes known as the Rainbow Books) is a series of computer security standards and guidelines published by the United States government in the 1980s and 1990s.

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Red Hat

Red Hat, Inc. is an American multinational software company providing open-source software products to the enterprise community.

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Red Hat Enterprise Linux

Red Hat Enterprise Linux (RHEL) is a Linux distribution developed by Red Hat and targeted toward the commercial market.

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Role-based access control

In computer systems security, role-based access control (RBAC) is an approach to restricting system access to authorized users.

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RSBAC

RSBAC (Rule Set Based Access Control) is an open source access control framework for current Linux kernels, which has been in stable production use since January 2000 (version 1.0.9a).

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Sandbox (computer security)

In computer security, a sandbox is a security mechanism for separating running programs, usually in an effort to mitigate system failures or software vulnerabilities from spreading.

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Scientific Linux

Scientific Linux (SL) is a Linux distribution produced by Fermilab, CERN, DESY and by ETH Zurich.

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Secure Computing Corporation

Secure Computing Corporation, or SCC, was a public company that developed and sold computer security appliances and hosted services to protect users and data.

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Setuid

setuid and setgid (short for "set user ID upon execution" and "set group ID upon execution", respectively) are Unix access rights flags that allow users to run an executable with the permissions of the executable's owner or group respectively and to change behaviour in directories.

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Smack (software)

Smack (full name: Simplified Mandatory Access Control Kernel) is a Linux kernel security module that protects data and process interaction from malicious manipulation using a set of custom mandatory access control (MAC) rules, with simplicity as its main design goal.

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Software architecture

Software architecture refers to the high level structures of a software system, the discipline of creating such structures, and the documentation of these structures.

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Solaris Trusted Extensions

Solaris Trusted Extensions is a set of security extensions incorporated in the Solaris 10 operating system by Sun Microsystems, featuring a mandatory access control model.

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Superuser

In computing, the superuser is a special user account used for system administration.

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SUSE Linux

SUSE Linux is a computer operating system.

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SUSE Linux Enterprise

SUSE Linux Enterprise Server (SLES) is a Linux-based operating system developed by SUSE.

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Tomoyo Linux

Tomoyo Linux (stylised as TOMOYO Linux) is a Linux kernel security module which implements mandatory access control (MAC).

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Trusted Information Systems

Trusted Information Systems (TIS) was a computer security research and development company during the 1980s and 1990s, performing computer and communications (information) security research for organizations such as NSA, DARPA, ARL, AFRL, SPAWAR, and others.

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Type enforcement

The concept of type enforcement (TE) in the field of information technology is related to access control.

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Ubuntu (operating system)

Ubuntu (stylized as ubuntu) is a free and open source operating system and Linux distribution based on Debian.

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United States Department of Defense

The Department of Defense (DoD, USDOD, or DOD) is an executive branch department of the federal government of the United States charged with coordinating and supervising all agencies and functions of the government concerned directly with national security and the United States Armed Forces.

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Redirects here:

Access vector cache, NSA Linux, NSA linux, SE Linux, SELinux, SElinux, Security Enhanced Linux, Security-Enhanced Android, Selinux.

References

[1] https://en.wikipedia.org/wiki/Security-Enhanced_Linux

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