CertNexus ITS-110 Exam - Topic 1 Question 28 Discussion

Actual exam question for CertNexus's ITS-110 exam

Question #: 28
Topic #: 1

An IoT security administrator wishes to mitigate the risk of falling victim to Distributed Denial of Service (DDoS) attacks. Which of the following mitigation strategies should the security administrator implement? (Choose two.)

ABlock all inbound packets with an internal source IP address

BBlock all inbound packets originating from service ports

CEnable unused Transmission Control Protocol (TCP) service ports in order to create a honeypot

DBlock the use of Transmission Control Protocol (TCP) and User Datagram Protocol (UDP) through his perimeter firewall

ERequire the use of X.509 digital certificates for all incoming requests

Show Suggested Answer

Suggested Answer: B

by Christiane at Mar 18, 2024, 05:06 PM

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Galen

3 months ago

Wait, are we really suggesting honeypots? That feels sketchy.

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Fredric

3 months ago

Isn't blocking all TCP/UDP a bit extreme?

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Lynelle

4 months ago

Definitely go for X.509 certificates, they add a solid layer of security.

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Kristofer

4 months ago

I disagree, enabling unused ports for honeypots sounds risky.

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Deeanna

4 months ago

Blocking inbound packets with internal IPs is a must!

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Mira

4 months ago

Requiring X.509 certificates sounds like a solid strategy, but I’m not sure if it directly addresses DDoS attacks.

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Vernice

5 months ago

I feel like enabling unused TCP ports for a honeypot is risky; it might attract more attacks instead of mitigating them.

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Derrick

5 months ago

I think blocking all inbound packets from service ports could help, but I’m not confident about the specifics.

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Kelvin

5 months ago

I remember we discussed blocking inbound packets with internal source IPs in class, but I'm not sure if that's the best option here.

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Earlean

5 months ago

Requiring digital certificates could add an extra layer of security, but might not be the primary focus for DDoS mitigation.

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Terrilyn

5 months ago

Enabling a honeypot could be an interesting approach, but I'm not sure if that's the most effective DDoS mitigation strategy here.

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Refugia

5 months ago

Hmm, blocking internal source IPs and service ports seem like good options to consider. I'll have to weigh the pros and cons of each.

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William

5 months ago

This looks like a tricky DDoS mitigation question. I'll need to think carefully about the best strategies to implement.

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Goldie

5 months ago

Blocking TCP and UDP traffic entirely seems a bit extreme. I'll need to find a more balanced solution.

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Luz

5 months ago

I've got this! The data summary button is clearly showing Hosts, Sourcetypes, and Sources, so those are the three I'll choose.

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India

5 months ago

I'm a bit confused on the differences between the Storage Space options. I'll need to review the details of each one to determine the best fit.

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Ashley

5 months ago

I think this is asking about the different stages of the website development process. I'm pretty confident I know the "five Ds" - Discover, Define, Design, Develop, and Deploy. So I'll carefully consider each option and try to identify which one matches the current stage of creating a site map.

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Rickie

5 months ago

This one seems pretty straightforward. I'm pretty sure the answer is D, the VETS-100 form.

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France

5 months ago

I'm a bit confused by this question. I'm not sure what kind of "repressive measure" would be taken after a fire. I'll have to read the options carefully.

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Dorothy

10 months ago

I'm just waiting for the option that says 'Pour maple syrup on your server and hope the DDoS bots get stuck.' That's the kind of outside-the-box thinking I'm looking for.

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Lili

8 months ago

B) Block all inbound packets originating from service ports

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Belen

9 months ago

A) Block all inbound packets with an internal source IP address

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Man

10 months ago

Requiring X.509 digital certificates for all incoming requests? Now we're talking! That's a solid way to authenticate legitimate traffic and weed out the DDoS nonsense.

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Yuriko

10 months ago

Blocking TCP and UDP through the firewall? Might as well just unplug the internet and call it a day. That's about as effective as trying to stop a fire with a garden hose.

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Elroy

9 months ago

User 3: We should focus on other mitigation strategies instead.

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Britt

9 months ago

User 2: Agreed, it's like trying to stop a fire with a garden hose.

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Andra

9 months ago

User 1: Blocking TCP and UDP through the firewall is not a good idea.

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Meghan

10 months ago

Enabling unused TCP service ports to create a honeypot? Sounds like a great way to get your server swarmed with bots. I'll pass on that one, thanks.

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Kirk

9 months ago

User 3: Blocking inbound packets with internal source IP addresses seems like a safer option.

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Ilene

9 months ago

User 2: Definitely, I wouldn't want to attract more attacks.

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Paz

10 months ago

User 1: I agree, creating a honeypot seems risky.

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Brynn

10 months ago

Blocking all inbound packets with an internal source IP address? That's like putting a padlock on your front door and leaving the back door wide open. Not a very effective DDoS mitigation strategy if you ask me.

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