Wireless Securities Flashcards Preview

CompTIA A+ 220-801 > Wireless Securities > Flashcards

Flashcards in Wireless Securities Deck (7)
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1
Q

WEP

A

64-bit or 128 bit key size

found to be very vulnerable in 2001 , should no longer be used. Cryptographic vulnerabilities.

2
Q

WPA

A

short term work around WEP, used RC4 cipher as a TKIP temoral key integrity protocol. TKIP has its own vulnerabilities.

3
Q

WPA2

A

Replaced TKIP with CCMP , counter mode with cipher block chaining message authentication protocol. replaced RC4 with AES advanced encryption standard, WPA2 is the latest and most secure wireless encryption method.

4
Q

Securist to weakest wirless encrption

A

WPA2-AES, WPA AES , WPA-TKIP AES , WPA TKIP , WEP, Open,

5
Q

Encryption characteristics

A

Open-None | WEP-RC4 | WPA-RC4 | WPA-CCMP | WPA2-AES

6
Q

What is RC4?

A

cryptography, a cipher used in security methods

7
Q

what does AES stand for?

A

Advanced Encryption Standard