10.1.8 - Remote Authentication

Flashcards covering key vocabulary and concepts related to remote authentication and AAA protocols.

Remote Authentication Dial-In User Service (RADIUS)

A widely used protocol for client device access over VPNs, using UDP ports 1812 and 1813.

Terminal Access Controller Access Control System (TACACS+)

A flexible and reliable authentication protocol developed by Cisco, often used for administrative access to routers and switches.

Remote Authentication

A process where a host runs a server that accepts login requests initiated from another host over a network.

Authentication, Authorization, and Accounting (AAA)

An architecture that manages user access to networks, detailing how requests are authenticated and tracked.

Supplicant

The device requesting access to the network, such as a user's PC or laptop.

Network Access Server (NAS)

An edge network appliance that provides user authentication over a private network.

Single Sign-On (SSO)

A user authentication process that allows a user to access multiple applications with one set of login credentials.

Kerberos

A network authentication protocol designed to provide secure authentication for client-server applications.