Eccouncil ICS-SCADA Exam - Topic 3 Question 16 Discussion

Actual exam question for Eccouncil's ICS-SCADA exam

Question #: 16
Topic #: 3

[All ICS-SCADA Questions]

Which type of Intrusion Prevention System can monitor and validate encrypted data?

AMemory

BNetwork

CHost

DAnomaly

Show Suggested Answer

Suggested Answer: C

Industrial Control Systems (ICS) and SCADA networks typically operate in environments where the available bandwidth is limited. They are often characterized by:

Low processing threshold: ICS/SCADA devices generally have limited processing capabilities due to their specialized and often legacy nature.

Legacy systems: Many ICS/SCADA systems include older technology that might not support newer security protocols or high-speed data transfer.

Weak network stack: These systems may have incomplete or less robust network stacks that can be susceptible to specific types of network attacks.

High bandwidth networks are not typical of ICS/SCADA environments, as these systems do not usually require or support high-speed data transmission due to their operational requirements and the older technology often used in such environments.

Reference

'Navigating the Challenges of Industrial Control Systems,' by ISA-99 Industrial Automation and Control Systems Security.

'Cybersecurity for Industrial Control Systems,' by the Department of Homeland Security.

by Wade at Sep 13, 2024, 10:00 AM

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Karan

3 months ago

Wait, I didn’t know Network IPS could handle encryption!

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Ellen

3 months ago

I agree, Network is the way to go for encrypted data.

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Isabella

3 months ago

Definitely B, it’s designed for that purpose.

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Rolande

4 months ago

Really? I thought only certain types could do that.

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Minna

4 months ago

Network IPS can inspect encrypted traffic.

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Oneida

4 months ago

Anomaly detection systems seem more about identifying unusual behavior rather than validating encrypted data, so I doubt it's that one.

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Viola

4 months ago

I’m leaning towards Network as well, especially since it can inspect packets in transit, but I could be mixing it up with something else.

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Alline

4 months ago

I remember practicing a question about IPS types, and I feel like Host IPS might be relevant, but it usually focuses on the endpoint, right?

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Antonio

5 months ago

I think it's the Network IPS since it can analyze traffic, but I'm not completely sure about how it handles encryption.

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Nohemi

5 months ago

I'm a little confused on this one. I know IPS systems can monitor network traffic, but I'm not sure if they can actually validate encrypted data. I'll have to review my notes on the different IPS types before deciding.

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Corrina

5 months ago

Okay, I think the key here is that the question is asking about an IPS that can monitor and validate encrypted data. That rules out the memory-based and host-based options. I'm going to go with Network IPS as the best answer.

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Vivienne

5 months ago

I'm pretty sure this is asking about a Network-based Intrusion Prevention System (IPS) that can analyze encrypted traffic. I'll go with option B.

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Rosenda

5 months ago

Hmm, I'm not totally sure about this one. I know an IPS can monitor network traffic, but I'm not sure if they can actually validate encrypted data. I'll have to think this through a bit more.

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Leota

9 months ago

Ah, the age-old question: which IPS can handle encrypted data? It's like trying to find a needle in a haystack... or a backdoor in a secure encryption algorithm!

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Sol

8 months ago

D) Anomaly

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Karma

8 months ago

C) Host

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Adell

9 months ago

B) Network

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Wendell

9 months ago

A) Memory

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Ariel

10 months ago

I bet the answer is C) Host. That's the one that monitors the actual system, so it would be able to see what's happening with the encrypted data, right?

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Gerald

8 months ago

I'm not sure, but I think D) Anomaly might also be able to monitor and validate encrypted data by detecting unusual patterns or behavior.

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Leandro

8 months ago

I see your point, but I still believe it's C) Host. It makes more sense to me that the host would be able to monitor the encrypted data on the system itself.

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Xenia

8 months ago

I think it's actually B) Network. It can monitor and validate encrypted data as it passes through the network.

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Lashunda

10 months ago

Ooh, this is a toughie. I'm gonna guess Anomaly IPS, just because it's the odd one out. Maybe it has some super-secret decryption powers we don't know about!

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Jodi

8 months ago

Anomaly IPS sounds interesting, maybe it does have some decryption capabilities.

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Lyndia

9 months ago

I'm leaning towards Host IPS, it can inspect encrypted data on the endpoint.

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Marya

9 months ago

I think it might be Network IPS, since it can monitor traffic in real-time.

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Reita

10 months ago

I feel like Host IPS might be the way to go. It can monitor the system itself, so it could potentially validate the encrypted data before it even reaches the network, right?

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Alberta

8 months ago

Anomaly IPS is specifically designed to detect unusual behavior, so it could be useful for identifying encrypted data threats.

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Matt

9 months ago

True, but Memory IPS focuses on monitoring memory usage and can also detect anomalies in encrypted data.

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Melinda

9 months ago

But Network IPS can also inspect network traffic for any suspicious activity, including encrypted data.

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Winfred

10 months ago

I think you're right, Host IPS can definitely monitor the system and validate encrypted data.

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Janey

10 months ago

I'm leaning towards Network IPS here. Isn't that the one that can inspect the actual data packets? Seems like it would be the best bet for handling encrypted traffic.

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