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Difficulty: EasyHardware and Embedded Systems Security

An enterprise network administrator needs to add a dedicated hardware appliance to the data center to handle high-volume cryptographic processing and securely protect master private keys. Which of the following hardware security controls best satisfies this requirement?

  1. Hardware Security Module (HSM)Answer
  2. B
    Trusted Platform Module (TPM)
  3. C
    Application-Specific Integrated Circuit (ASIC) firewall
  4. D
    Symmetric bulk data encryption software

Answer

Hardware Security Module (HSM)
A Hardware Security Module (HSM) is a dedicated, physical crypto-processor designed specifically for generating, storing, and managing digital keys while accelerating heavy cryptographic calculations across network systems.

Step-by-Step Solution

1
Identify the operational requirements described in the scenario
The requirement specifies a dedicated hardware appliance capable of high-volume cryptographic processing and secure master key storage.
Enterprise servers require specialized physical security boundary hardware when handling high cryptographic loads and sensitive keys.
2
Evaluate the candidate hardware security controls against the requirements
A Hardware Security Module (HSM) is specifically designed as a network-attached or plug-in physical device for centralized key management and cryptographic acceleration.
Unlike endpoint chips like TPMs or software cipher suites, an HSM provides dedicated, tamper-evident hardware dedicated to cryptographic operations.

Key Concept

Hardware Security Module (HSM) vs endpoint security hardware
Estimated Time:45s
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Topics

Hardware and Embedded Systems Security

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