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GIAC GISF Exam - Topic 4 Question 52 Discussion

Which of the following techniques can be used by an administrator while working with the symmetric encryption cryptography? Each correct answer represents a complete solution. Choose all that apply.
A) Transposition cipher
B) Message Authentication Code
C) Stream cipher
D) Block cipher

GIAC GISF Exam - Topic 4 Question 52 Discussion

Actual exam question for GIAC's GISF exam
Question #: 52
Topic #: 4
[All GISF Questions]

Which of the following techniques can be used by an administrator while working with the symmetric encryption cryptography? Each correct answer represents a complete solution. Choose all that apply.

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Suggested Answer: A

by Lino at Jul 11, 2024, 08:15 AM

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Luis
8 months ago
Wait, are we really using Block ciphers still? I thought they were old news!
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Norah
9 months ago
Transposition cipher? Seems a bit outdated for this.
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Brigette
9 months ago
Message Authentication Code? Not sure if that fits.
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Adelina
9 months ago
I think Stream cipher is also valid here.
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Estrella
9 months ago
Definitely Block cipher is a go-to for symmetric encryption!
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Lavonna
9 months ago
I definitely remember that MACs are used for integrity, but I'm not sure if they fit under symmetric encryption techniques.
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Gladys
10 months ago
I feel confident that both stream and block ciphers are valid answers, but I might be mixing up the definitions of transposition and substitution.
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Apolonia
10 months ago
I remember practicing with stream and block ciphers, but I can't recall if MACs are considered part of symmetric encryption.
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Luz
10 months ago
I think transposition ciphers are more about rearranging letters, so I'm not sure if that's really a symmetric encryption technique.
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Lavina
10 months ago
The key here is to focus on the core symmetric encryption algorithms like block and stream ciphers. Those are the bread and butter, so I'll make sure to select those for sure.
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Eugene
10 months ago
I'm a little confused - I thought the transposition cipher was more of a historical technique, not really used in modern symmetric encryption. I'll have to double-check my notes on that.
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Gwenn
10 months ago
Okay, let's see... Message Authentication Codes are used to verify the integrity of data, so that's definitely relevant. I'm feeling good about this question.
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Jerry
10 months ago
Hmm, I'm a bit unsure about the transposition cipher - is that really considered a symmetric encryption technique? I'll have to think that one through.
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Ronny
10 months ago
I'm pretty confident I know the answer to this one. Symmetric encryption techniques like block ciphers and stream ciphers are definitely going to be on the list.
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Leonida
10 months ago
Okay, I've got this. Journal entries, whether debits or credits, are used to record transactions that affect the equity account. The key is understanding how each type of journal entry impacts equity.
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Bette
10 months ago
I think the most efficient method is using a For loop with Auto-indexing. That's the option that seems the most straightforward and efficient to me.
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Theresia
1 year ago
The block cipher is the way to go. It's like building a fortress around your data - no one's getting in without the key!
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Solange
1 year ago
I agree, it provides strong protection like a fortress.
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Goldie
1 year ago
Block cipher is definitely the best option for securing data.
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Santos
1 year ago
D) Block cipher
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Bobbye
1 year ago
C) Stream cipher
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Lashon
1 year ago
B) Message Authentication Code
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Bulah
1 year ago
A) Transposition cipher
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Becky
1 year ago
This exam is making me feel like a secret agent. 'Choose all that apply' - it's like I'm disarming a bomb or something!
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Gail
1 year ago
D) Block cipher
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Buck
1 year ago
C) Stream cipher
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Doyle
1 year ago
B) Message Authentication Code
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Youlanda
1 year ago
A) Transposition cipher
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Bette
1 year ago
Transposition cipher? What is this, the Enigma machine? I'm sticking with the modern techniques, thank you very much.
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Vivan
1 year ago
Message Authentication Code is important for ensuring data integrity.
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Enola
1 year ago
Stream cipher is also commonly used in symmetric encryption.
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Fannie
1 year ago
Block cipher is a good choice for symmetric encryption.
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Emerson
1 year ago
I prefer modern techniques too. Transposition cipher seems outdated.
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Isidra
1 year ago
Ooh, message authentication code, that's a fancy one! I bet that'll really put the 'secure' in symmetric encryption.
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Katlyn
1 year ago
Hmm, I think the stream cipher and block cipher are the way to go here. Gotta keep those secrets under lock and key, you know?
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Margot
1 year ago
Definitely, those techniques help ensure data confidentiality and integrity.
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Zita
1 year ago
I agree, stream cipher and block cipher are essential for secure communication.
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Cordell
1 year ago
I believe C) Stream cipher can also be used for symmetric encryption.
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Hyman
1 year ago
I agree with Earnestine, Block cipher is definitely a technique for symmetric encryption.
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Earnestine
1 year ago
I think D) Block cipher can be used for symmetric encryption.
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