TACACS


Also found in: Acronyms, Wikipedia.

TACACS

(Terminal Access Controller Access Control System) An access control protocol used to authenticate a user logging into the network. TACACS is a simple username/password system. Extended TACACS (XTACACS) adds more intelligence in the server, and TACACS+ adds encryption and a challenge/response option. See challenge/response.
Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
References in periodicals archive ?
In addition, it features Quality of Service (QoS) with four levels of priority to ensure smooth transmission of key data, IGMP Snooping and Multiple Spanning Tree, and supports security features such as RADIUS and IEEE802.1x, SSH, SSL and TACACS.
No matter how he or she dials in, a user's authentication request is routed to the authentication server, which supports both RADIUS and TACACS remote access protocols.