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An IoT security administrator is concerned about an external attacker using the internal device management local area network (LAN) to compromise his IoT devices. Which of the following countermeasures should the security administrator implement? (Choose three.)
Suggested Answer: B, D, G
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24 comments · newest first
DO
Dominque
4 days ago
Agreed! It adds an extra layer of security.
OL
Olive
9 days ago
Implementing 802.1X for authentication is also a must.
YA
Yan
14 days ago
Definitely! It isolates the devices from the main network.
MA
Marvel
19 days ago
I think creating a separate management VLAN is crucial.
DO
Dominic
25 days ago
Specific access times for admins? Feels too restrictive. What if emergencies happen?
EV
Evangelina
30 days ago
Limiting outbound traffic from the management LAN makes sense. Less exposure.
VI
Vince
1 month ago
Antivirus on management servers is important too. Can't overlook that.
AD
Adria
1 month ago
I’m not sure about PAP. Seems outdated for security.
HO
Howard
2 months ago
Definitely! 802.1X for authentication is also a must. Adds an extra layer.
VI
Viola
2 months ago
I think creating a separate management VLAN is crucial. Keeps things isolated.
GR
Gracia
2 months ago
Limiting outbound traffic is smart, option F is key!
VI
Vince
2 months ago
802.1X is a solid choice for authentication.
CA
Carissa
2 months ago
Wait, setting TTL to 1? That sounds risky!
NA
Nan
2 months ago
I disagree, PAP isn't secure enough for this.
GE
Georgeanna
3 months ago
Definitely go for option B, VLANs are a must!
GL
Glory
3 months ago
Only allowing outbound traffic sounds like a solid plan!
NA
Naomi
3 months ago
Surprised that some people still overlook antivirus on management servers.
MA
Matthew
3 months ago
802.1X is a must-have for authentication, totally agree!
ER
Erick
3 months ago
Not sure about PAP, seems outdated for security.
VE
Velda
3 months ago
Definitely go for option B, a separate management VLAN is key!
SH
Sharika
4 months ago
I think limiting outbound traffic from the management LAN could help, but I wonder if it might cause issues with legitimate traffic.
TO
Tomas
4 months ago
Implementing 802.1X for authentication sounds familiar, but I can't quite remember how it works in this context.
DE
Delila
4 months ago
I'm not entirely sure about PAP; I think it might not be secure enough for our needs, but I recall it being mentioned in a practice question.
DA
Dallas
5 months ago
I remember we discussed VLANs in class, and creating a separate management VLAN seems like a solid option to isolate the devices.