IS 3423 - Network Security Exam 2 (UTSA) Questions and Answers New (2025/2026) Solved 100% Correct
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IS 3423 - Network Security
Institution
IS 3423 - Network Security
In ________, users authenticate themselves to the access point via the use of a single,
shared initial key.
A) WEP
B) 802.11i pre-shared key mode
C) WPA pre-shared key mode
D) All of the above. - ️️D) All of the above
________ is the process of assessing the identity of each individual cl...
IS 3423 - Network Security Exam 2
(UTSA)
In ________, users authenticate themselves to the access point via the use of a single,
shared initial key.
A) WEP
B) 802.11i pre-shared key mode
C) WPA pre-shared key mode
D) All of the above. - ✔️✔️D) All of the above
________ is the process of assessing the identity of each individual claiming to have
permission to use a resource.
A) Authorizations
B) Authentication
C) Accuracy
D) Auditing - ✔️✔️B) Authentication
In 802.11i pre-shared key mode, the initial key is generated ________.
A) automatically
B) from a passphrase
C) from a password
D) None of the above. There is no initial key in 802.11i pre-shared key mode. - ✔️✔️B)
from a passphrase
T/F - WEP mandates private keys. - ✔️✔️False
When a new EAP authentication is added, software has to be changed on the
________.
A) authenticator
B) central authentication server
C) Both A and B
D) Neither A nor B - ✔️✔️B. central authentication server
________ is one method of thwarting DoS attacks by dropping all IP packets from an
attacker.
A) Black holing
B) ICMP echo
C) P2P redirect
D) None of the above - ✔️✔️A. Black holing
The ultimate goal of a DoS attack is to ________.
, A) cause harm
B) frustrate users
C) practice hacking
D) None of the above - ✔️✔️A. cause harm
T/F - DoS network attacks are fairly uncommon. - ✔️✔️False
T/F - Pre-shared key mode was created for homes and small businesses with a single
access point. - ✔️✔️True
T/F - One problem with ARP requests and replies is that they do not require
authentication of verification. - ✔️✔️True
T/F - In a P2P attack, there is a change in the overall volume of traffic but the traffic
pattern is the same. - ✔️✔️False (there is no change in traffic, but the traffic pattern
changes)
802.11i works in ________ mode.
A) pre-shared key
B) enterprise
C) Both A and B
D) Neither A nor B - ✔️✔️C) Both A and B
T/F - EAP uses RADIUS for authentication. - ✔️✔️False
________ are an additional layer of compromised hosts that are used to manage large
groups of bots.
A) Botnets
B) Handlers
C) Phatbots
D) None of the above - ✔️✔️B) Handlers
T/F - Some writers prefer to turn off SSID broadcasting. - ✔️✔️True
T/F - Focusing electronic attacks on specific high-value targets is known as
promiscuous attacks. - ✔️✔️False
T/F - The main access threat to 802.11 wireless LANs is an attacker plugging into a wall
jack. - ✔️✔️False
T/F - RTS frames tell other wireless clients that you want to transmit for a given amount
of time. - ✔️✔️True
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