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GIAC GPEN Exam - Topic 5 Question 90 Discussion

Posted by Asuncion on Jul 19, 2026 at 01:43 AM

John works as a professional Ethical Hacker. He is assigned a project to test the security of www.we-are-secure.com. You have searched all open ports of the we-are-secure server. Now, you want to perform the next information-gathering step, i.e., passive OS fingerprinting. Which of the following tools can you use to accomplish the task?

Suggested Answer: C

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12 comments · newest first
TI
Tiffiny 28 days ago
Superscan could work, but it's not as effective for passive methods.
RI
Ria 1 month ago
I agree, P0f is designed for that purpose. Nmap is more active.
HA
Harrison 1 month ago
I think P0f is the best choice here. It's great for passive OS fingerprinting.
CA
Carline 1 month ago
Isn't Superscan more for port scanning? Not sure it fits here.
CO
Cordelia 2 months ago
Totally agree, P0f is underrated!
SL
Slyvia 2 months ago
I thought NBTscan was for NetBIOS stuff, not OS fingerprinting?
KA
Kanisha 2 months ago
P0f is the go-to tool for passive fingerprinting!
MA
Mariann 2 months ago
You can definitely use Nmap for OS fingerprinting.
JU
Jutta 2 months ago
I’m confused about NBTscan; I thought it was for NetBIOS information, not OS fingerprinting.
SA
Sarina 2 months ago
I think I saw a question similar to this in our last mock exam, and P0f was the answer there too.
JO
Joseph 3 months ago
I’m not entirely sure, but I feel like Superscan is more for port scanning rather than OS fingerprinting.
CA
Carissa 3 months ago
I remember practicing with Nmap for active scanning, but I think P0f is the right choice for passive OS fingerprinting.
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