13. Hardware and Physical Security

BIOS

Basic Input/Output System: Firmware initializing hardware during booting

CCTV

Closed-circuit Television: Video system for surveillance

FPGA

Field Programmable Gate Array: Integrated circuit designed to be configured after manufacturing

GPS

Global Positioning System: Satellite-based navigation system

GPU

Graphics Processing Unit: Specialized processor for graphics rendering

HDD

Hard Disk Drive: Data storage device using magnetic storage

HVAC

Heating, Ventilation Air Conditioning: System controlling indoor environment conditions

ICS

Industrial Control Systems: Systems controlling industrial processes

IoT

Internet of Things: Network of physical objects embedded with sensors and software

MBR

Master Boot Record: Special boot sector at the beginning of a drive

MFD

Multifunction Device: Hardware performing multiple functions

MFP

Multifunction Printer: Printer combining multiple functionalities

OT

Operational Technology: Hardware/software controlling physical devices

PDU

Power Distribution Unit: Device distributing electric power

PTZ

Pan-tilt-zoom: Camera movement capabilities

RAID

Redundant Array of Inexpensive Disks: Data storage technology combining multiple disks

RFID

Radio Frequency Identifier: Technology using radio waves for identification

SCADA

Supervisory Control and Data Acquisition: System for remote monitoring and control

SoC

System on Chip: Integrated circuit incorporating system components

SSD

Solid State Drive: Storage device using integrated circuits

UAV

Unmanned Aerial Vehicle: Aircraft without human pilot aboard

UEFI

Unified Extensible Firmware Interface: Specification for software interface between OS and firmware

UPS

Uninterruptable Power Supply: Electrical apparatus providing emergency power

USB

Universal Serial Bus: Industry standard for cables, connectors, and protocols