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AAA Definition: Authentication, Authorization, and Accounting (AAA) is a security framework that controls access to network resources by verifying the identity of users, determining their level of access rights, and tracking their activities for auditing and billing purposes.
AAA (Authentication, Authorization, and Accounting) is a comprehensive security framework used to control user access and actions within a network or system. Authentication verifies the identity of users, ensuring they are who they claim to be. Authorization determines what resources or actions users are allowed to access based on their authenticated identity. Accounting tracks user activities, providing detailed logs for auditing and compliance purposes. The AAA framework plays a vital role in ensuring secure access control and monitoring within information systems.