Authentication Authorization and Accounting

What is Authentication Authorization and Accounting (AAA)?

Definition and meaning of Authentication Authorization and Accounting

Authentication, Authorization and Accounting (AAA) is a machine for tracking person activities on an IP-based Network and conTrolling their get admission to to network assets. AAA is frequently is applied as a devoted Server.

This term is likewise referred to as the AAA Protocol.

What Does Authentication Authorization and Accounting Mean?

Authentication refers to particular identifying inFormation from each gadget consumer, usually inside the form of a Username and Password. SySTEM directors reveal and add or delete legal customers from the machine.

Authorization refers back to the process of adding or denying person person get right of entry to to a Laptop commUnity and its sources. Users can be given different authorization stages that restriction their get admission to to the commuNity and associated assets. Authorization willpower can be based totally on geographical location regulations, date or time-of-day restrictions, frequency of logins or multiple logins through unmarried individuals or entities. Other associated types of authorization service encompass course Assignments, IP deal with Filtering, Bandwidth visitors management and Encryption.

Accounting refers back to the report-retaining and tracking of person activities on a laptop network. For a given term this will encompass, but isn't always confined to, real-time accounting of time spent getting Access to the network, the network offerings hired or accessed, Capacity and trend evaLuation, network value allocations, billing information, login facts for user authentication and authorization, and the statistics or information aMount accessed or transferred.

Examples of AAA protocols include:

• Diameter, a successor to Remote Authentication Dial-In User Service (RADIUS)
• Terminal Access Controller Access-Control System (TACACS)
• Terminal Access Controller Access-Control System Plus (TACACS ) a proprietary Cisco Systems protocol that gives get admission to for community servers, Routers and other Network Computing Devices.

Types of AAA servers include:

• Access Network AAA (AN-AAA) which communicates with radio community controllers
• Broker AAA (B-AAA), which manages visitors among Roaming associate networks
• Home AAA (H-AAA)

What does AAA stand for?

When we refer to AAA as an acronym of Authentication Authorization and Accounting, we mean that AAA is formed by taking the initial letters of each significant word in Authentication Authorization and Accounting. This process condenses the original phrase into a shorter, more manageable form while retaining its essential meaning. According to this definition, AAA stands for Authentication Authorization and Accounting.

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