In computer security, an access-control list (ACL) is a list of permissions [a] 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. [1]

An access control list (ACL) is a list of rules that specifies which users or systems are granted or denied access to a particular object or system resource. Access control lists are also installed in routers or switches, where they act as filters, managing which traffic can access the network.

A network access control list (ACL) is made up of rules that either allow access to a computer environment or deny it. In a way, an ACL is like a guest list at an exclusive club. Only those on the list are allowed in the doors.

Jun 16, 2022 · Access-list (ACL) is a set of rules defined for controlling network traffic and reducing network attacks. ACLs are used to filter traffic based on the set of rules defined for the incoming or outgoing of the network.

Apr 14, 2023 · In computing, access control is the concept of limiting or regulating a person or machine's access to certain information or resources. One of the major mechanisms you use to do that is an access control list (ACL). An ACL is a set of rules for allowing or denying access to certain resources.

Dec 3, 2024 · An access control list (ACL) contains rules that grant or deny access to certain digital environments. Learn How.

Sep 19, 2022 · An ACL allows you to control the flow of packets for a single or group of IP address or different for protocols, such as TCP, UDP, ICMP, etc. Placing an ACL on the wrong interface or mistakenly changing source/destination can create a negative impact on the network.

Nov 11, 2024 · An Access Control List (ACL) is a security mechanism which is designed to determine which user or which system has the right to access a specific object or system resource, such as files, directories, network services and so on.

Jul 19, 2024 · An access control list (ACL) is a set of rules that determine whether a user or a system is allowed or denied access to a particular digital resource, such as files, directories, network services, or devices.

Access Control Lists (ACLs) help enhance cybersecurity by regulating who can access specific resources within a system. A proper implementation of ACLs ensures that sensitive data remains safe from unauthorized users.