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Difficulty: EasyData Destruction and Disposal Methods

A technician is preparing to dispose of several retired solid-state drives (SSDs) that previously stored confidential company files. Which of the following methods will ensure that the data on these flash-based drives is completely unrecoverable?

  1. Physical shredding of the solid-state drivesAnswer
  2. B
    Exposing the drives to a commercial degausser
  3. C
    Performing a standard high-level format in the operating system
  4. D
    Deleting all existing partitions using Disk Management

Answer

Physical shredding of the solid-state drives is the correct method to ensure data on flash-based media is completely destroyed.
Physical shredding pulverizes the drive assembly and internal flash memory chips, physically destroying the storage media and ensuring data cannot be recovered.

Step-by-Step Solution

1
Identify the storage media technology.
The media consists of solid-state drives (SSDs), which store data electronically on NAND flash memory chips rather than magnetically on spinning platters.
Data destruction techniques depend heavily on whether media is magnetic or flash-based.
2
Evaluate disposal methods against SSD architecture.
Degaussing relies on magnetic fields and fails on SSDs. High-level formatting and deleting partitions leave underlying data recoverable.
Only physical destruction (like shredding or pulverizing) guarantees destruction of non-magnetic flash chips when cryptographic erase or specialized drive sanitization tools are not utilized.
3
Select the proper sanitization/disposal protocol.
Shredding physically destroys the storage chips, ensuring permanent data destruction.
Destruction of physical IC chips renders data retrieval completely impossible.

Key Concept

Disposal and Sanitization Methods for Solid-State Storage
Estimated Time:45s
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Topics

Data Destruction and Disposal Methods

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