Deal of The Day! Hurry Up, Grab the Special Discount - Save 25% - Ends In 00:00:00 Coupon code: SAVE25

- Free Preparation Discussions

GIAC GCIA Exam - Topic 8 Question 34 Discussion

Actual exam question for GIAC's GCIA exam

Question #: 34
Topic #: 8

[All GCIA Questions]

Which of the following algorithms is used as a default algorithm for ESP extension header in IPv6?

APropagating Cipher Block Chaining (PCBC) Mode

BCipher Block Chaining (CBC) Mode

CCipher Feedback (CFB) Mode

DElectronic Codebook (ECB) Mode

Show Suggested Answer

Suggested Answer: B

by Whitley at Oct 17, 2023, 05:39 PM

Limited Time Offer

25%

Off

Get Premium GCIA Questions as Interactive Web-Based Practice Test or PDF

Contribute your Thoughts:

Submit Cancel

Shakira

9 months ago

I agree, CBC seems most likely!

upvoted 0 times

...

Wilson

9 months ago

Wait, is it really one of these?

upvoted 0 times

...

Karma

9 months ago

Pretty sure it's PCBC mode.

upvoted 0 times

...

Alberto

9 months ago

I think it's CBC mode, right?

upvoted 0 times

...

Lashunda

9 months ago

It's definitely not ECB mode.

upvoted 0 times

...

Major

9 months ago

I have a vague memory of ECB being less secure, but I can't remember if it was mentioned in the context of IPv6.

upvoted 0 times

...

Stephaine

10 months ago

I practiced a similar question about encryption modes, and I think CBC was the most common one discussed for these types of headers.

upvoted 0 times

...

Marylin

10 months ago

I remember studying the different modes, and I feel like PCBC was mentioned, but I can't recall if it's actually used for ESP.

upvoted 0 times

...

Carin

10 months ago

I think the default algorithm for ESP in IPv6 is related to CBC mode, but I'm not entirely sure if it's the right choice.

upvoted 0 times

...

Marg

10 months ago

Okay, let me think this through step-by-step. The question is asking about the default algorithm for the ESP extension header in IPv6. I believe the ESP header is used for encryption and integrity protection, so the answer is likely one of the common block cipher modes. I'm going to go with C, Cipher Feedback (CFB) Mode.

upvoted 0 times

...

Scot

10 months ago

Ugh, I'm drawing a blank on this one. I know we covered IPv6 in the networking module, but I can't remember the specifics about the ESP extension header. I'll have to guess and hope for the best.

upvoted 0 times

...

Ronnie

10 months ago

Hmm, I think I remember learning about this in class. Let me see if I can recall the details. I'm pretty confident the answer is B, Cipher Block Chaining (CBC) Mode.

upvoted 0 times

...

Felix

10 months ago

This is a tricky one. I'm not entirely sure about the default algorithm for the ESP extension header in IPv6. I'll need to think this through carefully.

upvoted 0 times

...

Lenna

10 months ago

I'm a bit confused on the differences between the answer choices. How would a company with outsourced IT support be more or less interested in PaaS compared to the other options? I'll have to re-read the question and think it through.

upvoted 0 times

...

Terrilyn

10 months ago

This looks like a pretty straightforward question about the default alerts displayed in the Alert Console. I'll carefully read through the options and think about what the key differences are between them.

upvoted 0 times

...

Wilda

10 months ago

Hmm, I'm a bit confused about the difference between high availability and disaster recovery. I'll need to review those concepts before I can confidently answer this.

upvoted 0 times

...