MCQs
question a b c d
Which of the following protocols provides con dentiality, integrity, and optional authentication in IPSec? [1] ESP AH IKE TLS
What is the main function of the Security Parameter Index (SPI) in IPSec? [2] Encrypt payload data Identify the security association Validate user credentials Select encryption algorithm
Which RFC de nes the Encapsulating Security Payload (ESP) protocol? [3] RFC 2401 RFC 2402 RFC 2406 RFC 2409
In Tunnel Mode of IPSec, what part of the IP packet is encrypted? [4] Only the payload Only the header Entire IP packet None
What mode of IKE provides identity protection? [5] Aggressive mode Passive mode Main mode Tunnel mode
Which IPSec database de nes the policies for processing tra c? [6] SADB SPD ESP ICV
Which of the following is NOT a requirement of IPSec? [7] Data Integrity Data Redundancy Authentication Anti-replay
The AH protocol in IPSec does NOT provide: [8] Data origin authentication Con dentiality Integrity Anti-replay protection
Which VPN type allows secure access for a single user to a network? [9] Site-to-site Remote access Hybrid VPN IP forwarding
Which hash function is typically used in the Integrity Check Value (ICV) eld? [10] MD4 AES HMAC-SHA RSA
Which of the following protocols provides con dentiality, integrity, and optional authentication in IPSec? [11] ESP AH IKE TLS
What is the main function of the Security Parameter Index (SPI) in IPSec? [12] Encrypt payload data Identify the security association Validate user credentials Select encryption algorithm
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