CAS-005 · Question #519
CAS-005 Question #519: Real Exam Question with Answer & Explanation
The correct answer is B: To defend from carrier OTA attack vectors. By disabling direct cellular roaming and requiring mobile hotspots, the agency reduces exposure to foreign carriers’ over-the-air (OTA) update mechanisms. This defends against carrier-based OTA attack vectors that could compromise devices when connected to international networks.
Question
A government agency implements a configuration that disables cellular network access on government-issued devices while roaming internationally. The agency issues mobile hotspots and requires employees to use them for internet access. Which of the following best describes the agency's rationale?
Options
- ATo protect against SIM hijack vulnerabilities
- BTo defend from carrier OTA attack vectors
- CTo block malicious radio connections
- DTo prevent attempts to downgrade the protocol to legacy 3G
- ETo filter directed electromagnetic interference
Explanation
By disabling direct cellular roaming and requiring mobile hotspots, the agency reduces exposure to foreign carriers’ over-the-air (OTA) update mechanisms. This defends against carrier-based OTA attack vectors that could compromise devices when connected to international networks.
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