Company XYZ recently salvaged company laptops and removed all hard drives, but the Chief Information Officer (CIO) is concerned about disclosure of confidential information. Which of the following…

The correct answer is B. Physical Destruction. Physical destruction - such as shredding, crushing, or incinerating the drives - is the most secure disposal method because it makes data recovery physically impossible. Degaussing (exposing drives to a strong magnetic field) is effective for magnetic (HDD) media but does not…

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Question

Company XYZ recently salvaged company laptops and removed all hard drives, but the Chief Information Officer (CIO) is concerned about disclosure of confidential information. Which of the following is the MOST secure method to dispose of these hard drives?

Options

ADegaussing
BPhysical Destruction
CLock up hard drives in a secure safe
DWipe

How the community answered

(21 responses)

B
90% (19)
C
5% (1)
D
5% (1)

Explanation

Physical destruction - such as shredding, crushing, or incinerating the drives - is the most secure disposal method because it makes data recovery physically impossible. Degaussing (exposing drives to a strong magnetic field) is effective for magnetic (HDD) media but does not work on SSDs or flash storage. Wiping/overwriting can be effective but may not cover all sectors and cannot be independently verified after the fact. Locking drives in a safe does not destroy the data at all - it merely controls physical access temporarily. When absolute assurance is required that sensitive data cannot be recovered, physical destruction is the gold standard.

Topics

#media sanitization#data disposal#physical destruction#hard drive security

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