Wireless Security

Question 1

What are cryptographic protocols-WEP?

Answer 1

Wired Equivalent Privacy is weak, uses a static key, 64 bit or 128 bit keys, uses RC4 stream cipher and CRC checksum

Question 2

What is WPA?

Answer 2

What is WiFi protected access, it’s weak uses a temporal key integrity protocol per packet but still used RC4 stream cipher and a message integrity check

Question 3

what is WPA2?

Answer 3

Is also known as 802.11i is alot stronger and uses CCMP which uses Advanced Encryption Standard with 128 bit key

Question 4

What is WPA3?

Answer 4

It is the strongest and uses SAE and a 128bit key or 192bit key encryption

Question 5

What authentication protocols fit in wireless security?

Answer 5

EAP/PEAP, EAP-FAST, EAP-TLS, EAP-TTLS

Question 6

What is a pre-shared key

Answer 6

It is a password shared between users for authentication

Question 7

Enterprise authentication method?

Answer 7

When the wireless client communicates with router then the raidus server and that sends a challenege that has to be answered by the user to get a connection

Question 8

What is Wifi protected Setup?

Answer 8

Is security on the go it give you temporary pin to long into a network that has some security

Question 9

What is a captive portal?

Answer 9

a authentication method where you log in through a web application with a password and username with a access code

Question 10

installation considerations for wireless networks

Answer 10

Which means channel overlay meaning 2.4GHz has 11 channels and there are 3 the don’t overplap is 6,11,10 so it you have a next work is on channel 6 it could get congestion

Question 11

installation consideration for wireless networks

Answer 11

Wireless access placement ususally in the ceiling

Question 12

What are heatmaps and site surveys?

Answer 12

Just shows the coverage of your access points

Question 13

Another installation considerations for wireless networks

Answer 13

Controllers and AP security