GIAC GISP Exam - Topic 4 Question 66 Discussion

Actual exam question for GIAC's GISP exam

Question #: 66
Topic #: 4

[All GISP Questions]

Which of the following is an open source network intrusion detection system?

ASourcefire

BNETSH

CMacof

DSnort

Show Suggested Answer

Suggested Answer: A

by Jeannetta at Jan 28, 2025, 11:58 AM

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Margo

3 months ago

Wait, Snort is open source? That's cool!

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Venita

3 months ago

I can't believe people still confuse these!

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Detra

3 months ago

Nope, Sourcefire is proprietary.

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Shanda

4 months ago

I thought Sourcefire was open source too?

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Aleisha

4 months ago

Snort is definitely the right answer!

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Earnestine

4 months ago

NETSH sounds familiar, but I don't think it's an intrusion detection system. I’m leaning towards Snort for this one.

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Reid

4 months ago

I feel like Sourcefire is related to Snort somehow, but I can't recall if it's open source or not.

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Eloisa

4 months ago

I remember practicing with a question about intrusion detection systems, and Snort was definitely mentioned as open source.

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Dell

5 months ago

I think Snort is the one we're looking for, but I'm not completely sure about Macof.

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Devorah

5 months ago

Snort is the answer - I'm confident that's the open source network intrusion detection system mentioned in the question.

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Jackie

5 months ago

I'm a bit unsure about this one. Let me think through the characteristics of each option to determine which is the open source NIDS.

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Jacob

5 months ago

Ah, I remember learning about Snort in class. That's definitely the open source NIDS option here.

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Tammy

5 months ago

Sourcefire sounds familiar, but I'm not certain if it's open source. I'll have to think this through carefully.

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Casie

5 months ago

Hmm, I think Snort is the open source network intrusion detection system, but I'll double-check the other options just to be sure.

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Twanna

10 months ago

Macof? Isn't that a MAC address flooding tool? Definitely not an NIDS. Snort is the clear winner.

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Brandon

8 months ago

Sourcefire and NETSH are not NIDS, so Snort is the best choice.

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Willis

8 months ago

I agree, Snort is an open source network intrusion detection system.

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Argelia

8 months ago

Yes, you're right. Macof is a MAC address flooding tool, not an NIDS.

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Casie

10 months ago

Wait, NETSH? Isn't that just a Windows command-line tool? How is that even an option here?

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Steffanie

8 months ago

D) Snort is the correct answer. It is an open source network intrusion detection system.

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Ahmed

8 months ago

Yeah, NETSH is a Windows command-line tool, not an open source network intrusion detection system.

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Launa

8 months ago

D) Snort

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Elina

8 months ago

C) Macof

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Reena

8 months ago

B) NETSH

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Jillian

9 months ago

A) Sourcefire

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Remona

10 months ago

I'm pretty sure Sourcefire is just a commercial product, not open source. Snort all the way!

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Genevieve

8 months ago

Yeah, Snort is the best choice out of the options provided.

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Zoila

9 months ago

Snort is definitely the open source network intrusion detection system.

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Corinne

10 months ago

I agree, Sourcefire is not open source. Snort is the way to go.

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Brigette

11 months ago

I'm not sure, but I think Sourcefire is also a network security system.

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Ty

11 months ago

Hmm, Snort is definitely the correct answer here. It's the most widely-used open source NIDS out there.

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Alease

9 months ago

Yes, Snort is the correct answer. It is widely used as an open source NIDS.

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Tyra

9 months ago

I believe the correct answer is Snort.

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Marge

10 months ago

No, Sourcefire is not an open source network intrusion detection system.

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Angella

10 months ago

I think the answer is Sourcefire.

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Reiko

11 months ago

I agree with Mariann, Snort is an open source network intrusion detection system.

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Mariann

11 months ago

I think the answer is D) Snort.

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