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CISSP · Question #872

Which of the following measures is the MOST critical in order to safeguard from a malware attack on a smartphone?

The correct answer is D. Prevent jailbreaking or rooting. The most critical measure in order to safeguard from a malware attack on a smartphone is to prevent jailbreaking or rooting. Jailbreaking or rooting is the process of removing the manufacturer's or carrier's restrictions on a smartphone, which allows the user to install…

Submitted by lucia.co· Mar 5, 2026Security Architecture and Engineering

Question

Which of the following measures is the MOST critical in order to safeguard from a malware attack on a smartphone?

Options

  • AEnable strong password.
  • BInstall anti-virus for mobile.
  • CEnable biometric authentication.
  • DPrevent jailbreaking or rooting.

How the community answered

(61 responses)
  • A
    3% (2)
  • B
    7% (4)
  • C
    15% (9)
  • D
    75% (46)

Explanation

The most critical measure in order to safeguard from a malware attack on a smartphone is to prevent jailbreaking or rooting. Jailbreaking or rooting is the process of removing the manufacturer's or carrier's restrictions on a smartphone, which allows the user to install unauthorized apps or modify the system settings. However, this also removes a lot of the built-in security features of the smartphone, such as encryption, sandboxing, and app verification, and exposes the device to malware infections and attacks. Therefore, it is advisable to avoid jailbreaking or rooting your smartphone and to download apps only from reputable sources.

Topics

#Mobile security#Malware prevention#Jailbreaking/Rooting#OS integrity

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