CompTIA Security+ Question B-82

Which of the following data security techniques will allow Matt, an IT security technician, to encrypt a system with speed as its primary consideration?

A. Hard drive encryption
B. Infrastructure as a service
C. Software based encryption
D. Data loss prevention

Answer: A

Disk and device encryption encrypts the data on the device. This feature ensures that the data on the device cannot be accessed in a useable form should the device be stolen. It should be implemented using a hardware-based solution for greater speed.