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Difficulty: EasyData Destruction and Disposal Methods

A technician needs to sanitize several retired magnetic hard disk drives (HDDs) containing sensitive company data. The technician wants to completely disrupt and neutralize the magnetic domains on the drive platters so the data cannot be recovered. Which of the following methods should the technician use?

  1. DegaussingAnswer
  2. B
    Standard OS formatting
  3. C
    Low-level zero-fill software write on solid-state media
  4. D
    Deleting partitions using Disk Management

Answer

Degaussing is the correct method because it exposes magnetic storage media to a powerful magnetic field, rendering the data on magnetic HDDs unrecoverable.
Degaussing subjects magnetic storage devices (such as traditional HDDs and magnetic tapes) to a powerful magnetic field. This process neutralizes the magnetic domains on the drive platters, making all stored data permanently unrecoverable.

Step-by-Step Solution

1
Identify the media type and destruction objective.
The media consists of magnetic hard disk drives (HDDs), and the objective is to neutralize magnetic platter domains.
Sanitization requirements depend on whether the storage medium uses flash memory or magnetic platters.
2
Select the proper sanitization technique.
Degaussing applies a strong electromagnetic pulse that aligns magnetic particles to a uniform state, eliminating all stored data and timing tracks.
Degaussing is the standard non-destructive physical method for sanitizing magnetic drives prior to disposal or recycling.

Key Concept

Data Destruction and Disposal Methods - Degaussing Magnetic Media
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Topics

Data Destruction and Disposal Methods

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