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SK0-004 · Question #56

A system administrator is concerned with employees connecting removable storage to the server to copy sensitive data. Which of the following solutions addresses this concern?

The correct answer is D. Disable physical ports. Disabling physical ports such as USB and eSATA on the server prevents removable storage devices from being attached, directly eliminating the data exfiltration vector.

Security and disaster recovery

Question

A system administrator is concerned with employees connecting removable storage to the server to copy sensitive data. Which of the following solutions addresses this concern?

Options

  • ADisable write access
  • BDisable WOL
  • CDisable TPM
  • DDisable physical ports

How the community answered

(50 responses)
  • A
    2% (1)
  • C
    4% (2)
  • D
    94% (47)

Why each option

Disabling physical ports such as USB and eSATA on the server prevents removable storage devices from being attached, directly eliminating the data exfiltration vector.

ADisable write access

Disabling write access only prevents data from being written to the removable device but does not stop an employee from attaching the device and reading sensitive data off the server.

BDisable WOL

Wake-on-LAN (WOL) is a feature that allows a powered-off system to be turned on remotely over a network and has no relationship to removable storage security.

CDisable TPM

The Trusted Platform Module (TPM) is a hardware chip used for cryptographic operations and platform integrity verification, and disabling it has no effect on USB or physical port access.

DDisable physical portsCorrect

Disabling physical ports - such as USB, eSATA, and Thunderbolt - at the BIOS/UEFI level or through group policy prevents any removable storage device from being physically connected to the server. This directly addresses the threat vector of unauthorized data copying via removable media by eliminating the means of attachment. It is the most targeted control because it prevents both read and write operations on any connected device.

Concept tested: Physical port control for data loss prevention

Source: https://learn.microsoft.com/en-us/windows/security/information-protection/bitlocker/bitlocker-countermeasures

Topics

#physical port security#data exfiltration prevention#removable storage#USB ports

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