nerdexam
CompTIA

SY0-301 · Question #665

Which of the following cryptographic algorithms is MOST often used with IPSec?

The correct answer is D. HMAC. IPSec relies on HMAC (Hash-based Message Authentication Code) for data integrity and authentication of packets within its Authentication Header (AH) and Encapsulating Security Payload (ESP) protocols. HMAC-SHA1 and HMAC-SHA256 are standard components of IPSec implementations to…

General security concepts

Question

Which of the following cryptographic algorithms is MOST often used with IPSec?

Options

  • ABlowfish
  • BTwofish
  • CRC4
  • DHMAC

How the community answered

(48 responses)
  • A
    4% (2)
  • C
    2% (1)
  • D
    94% (45)

Explanation

IPSec relies on HMAC (Hash-based Message Authentication Code) for data integrity and authentication of packets within its Authentication Header (AH) and Encapsulating Security Payload (ESP) protocols. HMAC-SHA1 and HMAC-SHA256 are standard components of IPSec implementations to verify that packets have not been tampered with and originate from a trusted source. Blowfish and Twofish are symmetric encryption ciphers not commonly associated with IPSec. RC4 is a stream cipher that is largely deprecated and not a standard IPSec algorithm.

Topics

#IPSec#HMAC#cryptographic algorithms#VPN

Community Discussion

No community discussion yet for this question.

Full SY0-301 Practice