Question 1

Software for maintaining an on-the-fly-encrypted volume. Data is automatically encrypted right before it is saved, then decrypted right after it is loaded, all w/o user intervention.

Options :

A : VPN

B : PGP

C : Cryptool

D : VeraCrypt

Answer: D

Question 2

How can rainbow tables be defeated?

Options :

A : Use of non-dictionary words

B : Lockout accounts under brute force password cracking attempts

C : All uppercase character passwords

D : Password salting

Answer: D

Question 3

Which one of the following is an authentication method that sends the username and password in cleartext?

Options :

A :

Kerberos

B : PAP

C : CHAP

D : SPAP

Answer: B

Question 4

Which of the following are valid key sizes for AES (choose three)?

Options :

A : 256

B : 512

C : 192

D : 56

E : 128

F : 64

Answer: A,C

Question 5

In IPSec, if the VPN is a gateway-gateway or a host-gateway, then which one of the following is true?

Options :

A : Encapsulating Security Payload (ESP) authentication must be used

B : Only transport mode can be used

C : Only the tunnel mode can be used

D : IPSec does not involve gateways

Answer: C

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