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Which of the following are NOT components of an ICS/SCADA network device?
Suggested Answer: C
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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.
53 comments · newest first
CU
Curt
11 months ago
Wait, are we sure about high bandwidth networks? That seems off.
LA
Lashawn
11 months ago
Agree, low processing threshold is not a component.
NI
Nichelle
11 months ago
Weak network stack? Sounds like a problem waiting to happen!
TR
Tracey
12 months ago
I think legacy systems are included too.
CA
Catherin
12 months ago
High bandwidth networks are definitely part of it.
IS
Isreal
1 year ago
Low processing threshold seems like it could be a component, but I’m not confident about that one.
RA
Ranee
1 year ago
I practiced a question similar to this, and I think weak network stack sounds like something that could be excluded.
JA
Jackie
1 year ago
I'm not entirely sure, but I feel like legacy systems could be part of an ICS/SCADA setup, so that might not be it either.
TH
Thaddeus
1 year ago
I think I remember that high bandwidth networks are actually a key component, so maybe that's not the answer?
BO
Bok
1 year ago
I think the key here is to focus on the core functionality and design of ICS/SCADA devices. High processing power and robust network stacks are usually more important than high bandwidth.
TA
Tammara
1 year ago
I'm a bit confused on this one. Legacy systems could be a component, but I'm not sure if that's the correct answer. I'll need to review my notes to be sure.
CA
Caitlin
1 year ago
I feel confident that high bandwidth networks are not a component of an ICS/SCADA device. Those systems tend to have more limited bandwidth requirements.
BR
Brandon
1 year ago
Okay, let's see. I'm pretty sure low processing threshold and weak network stack are not typical components, but I'm not 100% sure about the other options.
CE
Cecily
1 year ago
Hmm, this seems like a tricky one. I'll need to think carefully about the components of an ICS/SCADA network device.
GW
Gwenn
1 year ago
Hmm, I'm a bit unsure about this one. I know indexes can help with query performance, but I'm not sure about the other benefits. I'll need to think this through carefully.
EL
Elza
1 year ago
Okay, let me see. I know control indicators are related to the audit process, so I'm guessing it has to do with one of the audit stages. I'll eliminate the ones that don't seem relevant.
DU
Dustin
1 year ago
I remember something about the master schedule being broader for all orders, but I'm confused about its specific applications.
BA
Barrie
1 year ago
Okay, let me see here. Service custodian, schema custodian, and policy custodian all sound like they could be common SOA roles. But I'm not sure about "silo custodian" - that one seems a bit unusual.
DA
Davida
1 year ago
This seems straightforward enough. I'll carefully analyze the options and select the one that best matches the XML schema to the WSDL elements.
EL
Elfrieda
1 year ago
Hmm, I'm a bit unsure about this one. I'll have to think it through carefully before answering.
JO
Jonell
2 years ago
D) Weak network stack, all the way. You want your ICS/SCADA devices to be about as secure as a cardboard box. What could go wrong?
GL
Glendora
2 years ago
I'm going to have to go with C) High bandwidth networks. That's just asking for trouble in an ICS/SCADA setup. Gotta keep those data lines nice and skinny.
TU
Tu
2 years ago
D) Weak network stack is a big no-no for ICS/SCADA devices.
DA
Darrin
2 years ago
B) Legacy systems can be a challenge in ICS/SCADA networks, so that's not it.
DA
Dalene
2 years ago
A) Low processing threshold is definitely not a component of an ICS/SCADA network device.
JO
Jose
2 years ago
B) Legacy systems, definitely. Those old-school industrial controllers are probably still running on floppy disks and MS-DOS. Time to upgrade, folks!
BR
Brandon
2 years ago
B) Legacy systems, definitely. Those old-school industrial controllers are probably still running on floppy disks and MS-DOS. Time to upgrade, folks!
SH
Shonda
2 years ago
D) Weak network stack
EL
Elfrieda
2 years ago
C) High bandwidth networks
AU
Augustine
2 years ago
B) Legacy systems
KR
Krystal
2 years ago
A) Low processing threshold
PE
Pete
2 years ago
A) Low processing threshold? Hmm, isn't that a bit of a oxymoron for an ICS/SCADA device? I'd expect them to have beefy processors to crunch all that sensor data.
TR
Truman
2 years ago
C) High bandwidth networks
TR
Truman
2 years ago
B) Legacy systems
EM
Emiko
2 years ago
D) Weak network stack
EM
Emiko
2 years ago
B) Legacy systems
ER
Ernest
2 years ago
I'm going with D) Weak network stack. ICS/SCADA devices need robust networking to handle all that industrial data, right?
AR
Arlette
2 years ago
Definitely, ICS/SCADA devices require a strong network stack to handle the demands of industrial operations.
ST
Stefania
2 years ago
I agree, D) Weak network stack would not be a component of an ICS/SCADA network device.
KR
Kris
2 years ago
D) Weak network stack
BO
Bong
2 years ago
C) High bandwidth networks
DE
Delmy
2 years ago
B) Legacy systems
DO
Dorthy
2 years ago
A) Low processing threshold
MI
Mireya
2 years ago
C) High bandwidth networks seems like the odd one out here. I mean, who wouldn't want a high-speed network for their ICS/SCADA system? Gotta get that data flowing!
LI
Ligia
2 years ago
That's true, security is always a top priority in these systems.
LO
Long
2 years ago
Yeah, but in the context of ICS/SCADA systems, sometimes high bandwidth networks can introduce vulnerabilities.
RY
Ryan
2 years ago
I agree, high bandwidth networks do seem essential for efficient data flow.
GO
Goldie
2 years ago
D) Weak network stack
MA
Marvel
2 years ago
C) High bandwidth networks
SO
Socorro
2 years ago
B) Legacy systems
HE
Heike
2 years ago
A) Low processing threshold
MA
Mari
2 years ago
C) High bandwidth networks
LO
Lorita
2 years ago
A) Low processing threshold