Chapter 4 Access Control, Authentication, and Authorization Flashcards
What does TACACS stand for?
Terminal Access Controller Access-Control System
TACACS is ___ -oriented environment
The most current version of TACACS is ___
A ____ allows you to create groups of users and systems and segment them on the network.
Virtual Local Area Network
IPSec provides _______
secure authentication and encryption of data and headers
PPP doesn’t provide ___
A __ connection allows remote users to log on to the network and have access as though they were local users on the network
Point to point protocol (PPP)
___ works by encapsulating the network traffic in a protocol called ____. Authentication is handled by the ____
PPP/Network Control Protocol (NCP) / Link Control Protocol (LCP)
You should use ___ when you want to improve network security by implementing a single service to authenticate users who connect remotely to the network.
The major difficulty with a single-server RADIUS environment is
Is that the entire network may refuse connections if the server malfunctions.
____ Is a standardized directory access protocol that allows queries to be made of directories.
Lightweight Access Directory Protocol
LDAP operates at port ___
With secure LDAP (LDAPS) all LDAP communications are encrypted with ___ and port ___ is used.
SSL/TLS Port 636 is used.
Kerberos authentication uses a _____
Key distribution Center (KDC)
The ticket granted in Kerberos is valid up to __ hours