GIAC GCIA Exam - Topic 8 Question 31 Discussion

Actual exam question for GIAC's GCIA exam

Question #: 31
Topic #: 8

[All GCIA Questions]

John works as a Network Security Administrator for NetPerfect Inc. The manager of the company has told John that the company's phone bill has increased drastically. John suspects that the company's phone system has been cracked by a malicious hacker. Which attack is used by malicious hackers to crack the phone system?

ASequence++ attack

BPhreaking

CMan-in-the-middle attack

DWar dialing

Show Suggested Answer

Suggested Answer: B

by Johnna at Aug 08, 2023, 02:39 AM

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Annmarie

3 months ago

Sequence++ attacks are more for passwords, not phones.

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Katie

3 months ago

Wait, can hackers really crack phone systems like that? Sounds wild.

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Shawn

4 months ago

Yeah, phreaking makes the most sense here.

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Precious

4 months ago

I thought war dialing was more common for this?

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Pearlene

4 months ago

Definitely phreaking! Classic phone system hack.

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Kenia

4 months ago

Sequence++ attack sounds familiar, but I can't recall it being linked to phone systems. I think it’s more about password cracking.

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Zita

4 months ago

I feel like the Man-in-the-middle attack could be relevant, but it usually involves intercepting communications rather than targeting the phone system directly.

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Glendora

5 months ago

I remember practicing a question about war dialing, but that seems more about scanning for vulnerabilities rather than directly cracking a system.

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Frankie

5 months ago

I think the answer might be Phreaking since it specifically relates to hacking phone systems, but I'm not entirely sure.

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Annalee

5 months ago

Hmm, I'm a bit unsure about this one. The question is asking which two requirements would require a new project, but there are a lot of details to consider. I'll need to analyze each option closely to determine the key differences.

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Hector

5 months ago

Hmm, I'm a little unsure about this one. I know Scrum has some kind of feedback loops, but I can't quite remember the specific events that are considered part of that. I'll have to think this through carefully.

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Derick

5 months ago

Hmm, this seems like a tricky one. I'll need to think carefully about the relationship between communism, class struggle, and radical Islam.

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