which security mechanism uses a unique list that meets the following specifications: the list is embedded directly in the object itself. the list defines which subjects have access to certain objects. the list specifies the level or type of access allowed to certain objects.

User ACL. A user ACL is a security mechanism that establishes the types of access that are permitted and the people who have access to particular objects. Every object has a different security technique that is built right into the item itself.What is ACL ?An access-control list in computer security is a list of permissions connected to a system resource. An ACL specifies what operations are permitted on particular objects as well as which users or system processes are authorised access to them. A typical ACL defines a subject and an operation for each entry.An entry in a filesystem ACL specifies a user's or group's permissions to particular system objects, such as files, processes, or programmes. In the Microsoft Windows NT, OpenVMS, and Unix-like operating systems like Linux, macOS, and Solaris, these items are referred to as access-control entries. Each object that is accessible has a unique identification for its ACL. Specific access rights, such as whether a user can read from, write to, or execute an object, are determined by the privileges or permissions.To learn more about ACL refer :https://brainly.com/question/14464816#SPJ4