Discuss GIAC GCIH Exam Topic 9 Question 51

with the appropriate term.

______ is a technique used to make sure that incoming packets are actually from the

networks that they claim to be from.

AIngress filtering

Suggested Answer: A

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25 comments · newest first

Veta 3 months ago

Definitely something to do with authentication methods.

Viva 3 months ago

I feel like it's a bit tricky. Could be IP spoofing prevention too.

Lonna 4 months ago

No, it's actually called source verification.

Karl 5 months ago

I think it's called packet filtering.

Kerrie 5 months ago

I thought it was called source verification?

Brandon 5 months ago

Yeah, but it’s just one layer of protection.

Odette 6 months ago

Wait, is that really enough to prevent spoofing?

Shasta 6 months ago

Totally agree, it's essential for network security.

Eveline 6 months ago

That's called packet filtering!

Anjelica 6 months ago

Source address verification, the bane of every network admin's existence. At least it's better than dealing with NAT issues!

Cathrine 6 months ago

Source address verification, easy peasy. Now, how do I get my boss to stop asking me these questions during our weekly meetings?

Dulce 6 months ago

I always get source address verification and destination address verification mixed up. Gotta work on that!

Erin 7 months ago

Source address verification is the term you're looking for.

Teddy 7 months ago

I feel like it might be "ingress filtering," but I could be mixing it up with another concept.

Regenia 7 months ago

This sounds similar to a practice question we did on "IP spoofing" prevention methods. Could it be "authentication"?

Antonio 8 months ago

I remember studying something about "source verification" techniques, but I can't recall the exact term.

Holley 8 months ago

I think the term we're looking for is "packet filtering," but I'm not entirely sure if that's specific enough.

Carmela 8 months ago

Ah, I know this one! It's got to be something like source address validation or network origin authentication. Gotta make sure those packets are legit, you know?

Leota 8 months ago

Packet validation? Source authentication? I'm a bit unsure, but I think it has to do with confirming the origin of network traffic. I'll need to review my notes on network security concepts.

Yoko 8 months ago

Okay, I've got this. This is asking about a technique to ensure the packets are coming from the right networks. I'm pretty confident it's something like source address verification or IP address validation.

Chantay 9 months ago

Ugh, I'm not totally sure about this one. Packet authentication? Verifying network origins? I'll have to think it through carefully.

Bernardo 9 months ago

Hmm, this seems like it could be about network security. I'm thinking it might be related to packet verification or source validation.

Sabra 3 months ago

↳ replying to Bernardo

Agreed! Packet verification helps prevent spoofing attacks.

Jacquelyne 3 months ago

↳ replying to Bernardo

Yeah, I think it's called source validation. Very important for security!

Adelle 3 months ago

↳ replying to Bernardo

Sounds like you're onto something! It's definitely about verifying sources.

GIAC GCIH Exam - Topic 9 Question 51 Discussion