Wireless Security

Question 1

Wired Equivalent Privacy (WEP)

Answer 1

Original, outdated, insecure
Rivest Cipher 4 (RC4) encryption - weak
24-bit Initialization Vector (IV)*

Question 2

Wi-Fi Protected Access (WPA)

Answer 2

Replaced WEP
Temporal Key Integrity Protocol (TKIP)*
48-bit vector, RC4* encryption
Message Integrity Check (MIC)

Question 3

Wi-Fi Protected Access 2 (WPA2)

Answer 3

Used with wireless A, G, N, & AC networks
Countermode with Cipher blockchaining Message authentication code Protocol (CCMP): MIC & encryption
Advanced Encryption Standard (AES) 128-bit key, replaced RC4

Question 4

Wi-Fi Protected Access 3 (WPA3)

Answer 4

GCM, 192-bit key
Simultaneous Authentication of Equals (SAE)*, dragonfly key exchange

Question 5

Wireless Security Best Practices

Answer 5

SSID broadcast - off
MAC filtering - on
remote management - off
use WPA2 or better
wireless isolation mode - on
WPS - off