Which of the following is a hardware based encryption device?
A. EFS B. TrueCrypt C. TPM D. SLE
Correct Answer: C Section: Application, Data and Host Security
Trusted Platform Module (TPM) is a hardware-based encryption solution that is embedded in the system’s motherboard and is enabled or disable in BIOS. It helps with hash key
generation and stores cryptographic keys, passwords, or certificates.
A: Encrypting File System (EFS) is a software-based encryptions solution that is used to encrypt files or entire volumes in a Windows computer. It is not a hardware-based encryption
B: TrueCrypt is an open source software-based encryption solution.
D: SLE (Single Loss Expectancy) is a risk management concept that measures the potential dollar value loss from a single risk-realization incident. It is not related to cryptography.
Dulaney, Emmett and Chuck Eastton, CompTIA Security+ Study Guide, 6th Edition, Sybex, Indianapolis, 2014, pp. 5-7, 237, 290