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CompTIA Security+ · CompTIA
Select one answer.
Written by other learners. Comments can disagree with the marked answer — check the official documentation when in doubt.
The attacker already logged in with a username and password, so device login and full-disk encryption do not stop access to company data. Containerization puts corporate apps and data in a separate encrypted workspace, often with its own credentials, and remote wipe capabilities.
I was leaning toward option B itself, but still wanted to confirm this answer. ChatGPT, Grok & Gemini all agree with option B
If the attacker is already logged in and using the device, the instinct is that Full Disk Encryption (FDE) has already done its job, unlocked the drive, and is no longer stopping them—making a Remote Wipe (C) look like the only way to kick them out. However, even with the attacker successfully logging into that one specific stolen device, B (Full Disk Encryption) remains the intended CompTIA answer because of how the final question is framed: ..What provides the best solution to increase mobile data security on all employees' company mobile devices?"