Chapter 24 (Wireless Network Security)

Question 1

4 reasons wireless networks are more dangerous than wired

Answer 1

they are broadcasted

more portable and mobile

more limited processing resoucres

sensors and stuff might be left unattended

Question 2

2 countermeasures from eavsedropping

Answer 2

singal hiding techniques

encyption

Question 3

what is association, reassociation, and disassociation

Answer 3

association = establishing connection between station and access point

reassociation: enables connection to be transfered from one access point to another, so you can move around

disassociation= a notifictation from a station or AP that a connection is terminated

Question 4

what does TKIP do

Answer 4

designed to require only software changes to devices that are implemented with older security WEP

it adds message integrity code after data field and encrypts the MPDU

Question 5

what does MPDU stand for and what is it

Answer 5

MAC protocol data unit

information delivered as a unit