What Is Acl Permissions in Linux?
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Access control list (ACL) provides an additional, more flexible permission mechanism for file systems. It is designed to assist with UNIX file permissions. ACL allows you to give permissions for any user or group to any disc resource.

What are ACL permissions?

An ACL is a list of permissions that are associated with a directory or file. It defines which users are allowed to access a particular directory or file. An access control entry in the ACL defines the permissions for a user or a group of users. An ACL usually consists of multiple entries.

What is ACL used for?

Access-list (ACL) is a set of rules defined for controlling the network traffic and reducing network attack. ACLs are used to filter traffic based on the set of rules defined for the incoming or out going of the network.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

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