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Eccouncil 212-81 Exam - Topic 2 Question 43 Discussion

Actual exam question for Eccouncil's 212-81 exam
Question #: 43
Topic #: 2
[All 212-81 Questions]

A part of understanding symmetric cryptography understands the modes in which it can be used. You are

explaining those modes to a group of cryptography students. The most basic encryption mode is____________.

The message is divided into blocks, and each block is encrypted separately with no modification to the process.

Show Suggested Answer Hide Answer
Suggested Answer: D

by Malinda at Sep 15, 2024, 11:24 PM

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Iesha
3 months ago
Agreed, ECB is straightforward but not secure.
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Bernardo
3 months ago
Really? I always thought ECB had some major flaws.
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Lenna
3 months ago
No way, ECB is the simplest mode!
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Isadora
4 months ago
I thought CBC was the most basic?
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Roy
4 months ago
It's definitely Electronic codebook (ECB).
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Haydee
4 months ago
I keep mixing up ECB and CFB; I think CFB has some feedback mechanism, while ECB just encrypts blocks as they are.
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Lacresha
4 months ago
I practiced a similar question, and I believe ECB is the most basic mode because it doesn't modify the process between blocks.
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Eve
4 months ago
I'm not entirely sure, but I remember that CBC involves chaining blocks together, so it can't be the right choice.
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Quentin
5 months ago
I think the answer might be ECB, since it encrypts each block independently without any chaining.
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Aleta
5 months ago
Okay, I've got this. The most basic encryption mode is electronic codebook (ECB), where each block is encrypted independently without any chaining or feedback. I'm feeling good about this one.
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Marva
5 months ago
Hmm, I'm a little unsure about this one. I know there are a few different encryption modes, but I'm having trouble remembering the specific details of how they work. I'll have to think this through carefully.
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Gail
5 months ago
This looks like a pretty straightforward question on the basic encryption modes. I'm pretty confident I know the answer, but I'll quickly review the key differences between the modes just to be sure.
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Cherry
5 months ago
Wait, I'm a bit confused. I know there are different encryption modes, but I can't quite recall the defining characteristics of each one. I'll have to review my notes to make sure I select the right answer here.
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Kirby
1 year ago
D. Electronic codebook. Sounds like the kind of mode I'd use to encrypt my secret cookie recipe.
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William
1 year ago
Gotta be D. ECB. The question literally describes it as the most basic mode. Easy peasy!
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Gail
1 year ago
D: ECB it is, no modifications to the process.
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Benton
1 year ago
C: It's definitely D. ECB.
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Daniela
1 year ago
B: Yeah, ECB is the most basic encryption mode.
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Ligia
1 year ago
A: I think the answer is D. ECB.
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Annamae
1 year ago
I'm going with D. Electronic codebook. Sounds like the simplest option to me.
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Nada
1 year ago
ECB. Duh, it's the most basic mode, where each block is encrypted independently. No brainer!
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Tegan
1 year ago
C: It's the foundation for understanding symmetric cryptography.
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Micaela
1 year ago
B: Yeah, each block is encrypted separately with no modifications.
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Elvis
1 year ago
A: ECB is the way to go for basic encryption.
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Lawana
1 year ago
I prefer Cipher block chaining (CBC) because it adds an extra layer of security by XORing each block of plaintext with the previous block of ciphertext before encryption.
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Shannan
1 year ago
I'd go with ECB on this one. It's the most basic, but sometimes simple is best, you know? Though I'm partial to OFB myself - there's just something satisfying about that 'output feedback' thing.
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Zana
1 year ago
C: I agree, sometimes simple is best. ECB is a good choice for basic encryption.
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Gabriele
1 year ago
B: I prefer OFB, there's something satisfying about the 'output feedback' concept.
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Nenita
1 year ago
A: I think ECB is the way to go. It's simple and effective.
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Mirta
1 year ago
I think Electronic codebook (ECB) is not secure because identical blocks of plaintext will result in identical blocks of ciphertext.
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Noemi
1 year ago
ECB, for sure. It's the simplest and most straightforward of the encryption modes. Though I guess that's also why it's the most vulnerable to attacks. Gotta love that 'electronic codebook' vibe, though!
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Hui
1 year ago
C: Definitely, that 'electronic codebook' vibe is pretty cool though.
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Junita
1 year ago
B: Yeah, but it's also the most vulnerable to attacks.
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Lura
1 year ago
A: ECB, for sure. It's the simplest and most straightforward of the encryption modes.
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Rebbeca
1 year ago
The most basic encryption mode is Electronic codebook (ECB).
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Vinnie
1 year ago
The most basic encryption mode is definitely ECB. I remember learning about it in class - it's like a digital version of the old-school codebook.
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Brandon
1 year ago
Yes, ECB is like a digital version of the old-school codebook.
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Lashawn
1 year ago
ECB is the most basic encryption mode, each block is encrypted separately.
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