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Difficulty: MediumData Destruction and Disposal Methods

An IT technician is tasked with preparing functional solid-state drives (SSDs) from decommissioned office laptops before the laptops are donated to a community center. Organizational security policy mandates rendering all stored data unrecoverable via advanced laboratory forensic techniques, while keeping the physical drives fully operational for the recipient. Which of the following methods should the technician perform?

  1. A
    Degaussing the drives with an industrial electromagnetic field generator
  2. Executing an ATA Secure Erase command using vendor drive utility softwareAnswer
  3. C
    Performing a standard operating system full format of the storage volume
  4. D
    Drilling physical holes through the drive enclosures and NAND flash memory chips

Answer

Executing an ATA Secure Erase command using vendor drive utility software.
Executing an ATA Secure Erase command using the drive manufacturer's utility software sends a voltage burst across all flash memory cells, effectively purging all stored data across all NAND blocks (including unallocated and over-provisioned areas). This method renders data completely unrecoverable while leaving the SSD physically intact and ready for reuse.

Step-by-Step Solution

1
Analyze the media type and operational requirements.
The target devices are solid-state drives (SSDs) that must be rendered data-secure while preserving full physical functionality for donation.
Sanitization requirements differ between magnetic media and non-volatile NAND flash storage.
2
Evaluate sanitization methods against the security policy and hardware reuse constraint.
ATA Secure Erase applies a voltage pulse to flush all NAND blocks simultaneously, purging data across accessible and over-provisioned regions.
Methods like physical destruction prevent drive reuse, while degaussing is ineffective on flash chips and standard OS formatting leaves residual data recoverable.
3
Select the appropriate vendor utility command.
Use manufacturer-provided storage software to run ATA Secure Erase on each drive.
This satisfies compliance standards for data purging on SSDs without causing physical harm to the drive hardware.

Key Concept

Solid-State Drive Purging via ATA Secure Erase
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Topics

Data Destruction and Disposal Methods

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