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Access-control list

In computer security, an access-control list (ACL) is a list of permissions associated with a system resource (object or facility). An ACL specifies which users or system processes are granted access to resources, as well as what operations are allowed on given resources. Each entry in a typical ACL specifies a subject and an operation. For instance,

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Implementations

FilesystemMulticsData structureGroupWindows NT
34 related topics

Overview

Computer securitySystem resourceUsersSystem processesResource Access Control Facility
20 related topics

Comparing with RBAC

XACML
1 related topics

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Access-control list

Nodes59
Edges58
Triples30
Avg. degree1.97
Density0.033898
Components1

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Access-control list

Top relations

related to Networking ACLs · 13
Access-control list → Access-control, ACLs, Although, Both, Consequently, ICMP, IP, Like, On, PCI DSS, TCP, This, UDP
related to Active Directory ACLs · 6
Access-control list → Active Directory, LDAP, Microsoft's Active Directory, NTFS, Windows, Windows NT

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Important terminology

acl acls nfsv4 access-control systems posix filesystem access system object rbac list file control permission unix-like operating nt draft security

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
programsinstance ofcontaining entries that specify individual user or group rights to specific system objects0.80text
processesinstance ofcontaining entries that specify individual user or group rights to specific system objects0.80text
or filesinstance ofcontaining entries that specify individual user or group rights to specific system objects0.80text
Linuxinstance ofand Unix-like operating systems0.80text
macOSinstance ofand Unix-like operating systems0.80text
and Solarisinstance ofand Unix-like operating systems0.80text
NFSv4 ACLsinstance ofThe POSIX.1e/POSIX.2c drafts were withdrawn in 1997 due to participants losing interest for funding the project and turning to more powerful alternatives0.80text
PCI DSS.SQL implementationsACL algorithms have been ported to SQLinstance ofACLs could be subject to security regulations and standards0.80text
to relational database systemsinstance ofACLs could be subject to security regulations and standards0.80text
JWT tokens or session cookiesinstance ofmaking it particularly efficient for use in stateless systems0.80text
PCI DSSinstance ofACLs could be subject to security regulations and standards0.80text
Access-control listrelated to Active Directory ACLsMicrosoft's Active Directory0.60section

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