-AAA = Authentication, Authorization, and Accounting
-AC = Alternating Current
-ACL = Access Control List
-ADF = Automatic Document Feeder
-AES = Advanced Encryption Standard
-AP = Access Point
-APFS = Apple File System
-APIPA = Automatic Private Internet Protocol Addressing
-APK = Android Package
-ARM = Advanced RISC [Reduced Instruction Set Computer] Machine
-ARP = Address Resolution Protocol
-ATA = Advanced Technology Attachment
-ATM = Asynchronous Transfer Mode
-ATX = Advanced Technology Extended
-AUP = Acceptable Use Policy
-BIOS = Basic Input/Output System
-BSOD = Blue Screen of Death
-BYOD = Bring Your Own Device
-CD = Compact Disc
-CDFS = Compact Disc File System
-CDMA = Code-Division Multiple Access
-CERT = Computer Emergency Response Team
-CIFS = Common Internet File System
-CMD = Command Prompt
-CMOS = Complementary Metal-Oxide Semiconductor
-CPU = Central Processing Unit
-CRL = Certificate Revocation List
-DC = Direct Current
-DDoS = Distributed Denial of Service
-DDR = Double Data Rate
-DHCP = Dynamic Host Configuration Protocol
-DIMM = Dual Inline Memory Module
-DKIM = DomainKeys Identified Mail
-DMA = Direct Memory Access
-DMARC = Domain-based Message Authentication,
-Reporting =, and Conformance
-DNS = Domain Name System
-DoS = Denial of Service
-DRAM = Dynamic Random-Access Memory
-DRM = Digital Rights Management
-DSL = Digital Subscriber Line
-DVI = Digital Visual Interface
-DVI =-D Digital Visual Interface-Digital
-ECC = Error Correcting Code
-EFS = Encrypting File System
-EMI = Electromagnetic Interference
-EOL = End-of-Life
-eSATA = External Serial Advanced Technology Attachment
-ESD = Electrostatic Discharge
-EULA = End-User License Agreement
-exFAT = Extensible File Allocation Table
-ext = Extended File System
-FAT = File Allocation Table
-FAT12 = 12-bit File Allocation Table
-FAT16 = 16-bit File Allocation Table
-FAT32 = 32-bit File Allocation Table
-FSB = Front-Side Bus
-FTP = File Transfer Protocol
-GFS = Grandfather-Father-Son
-GPS = Global Positioning System
-GPT = GUID [Globally Unique Identifier] Partition Table
-GPU = Graphics Processing Unit
-GSM = Global System for Mobile Communications
-GUI = Graphical User Interface
-GUID = Globally Unique Identifier
-HAL = Hardware Abstraction Layer
-HAV = Hardware-assisted Virtualization
-HCL = Hardware Compatibility List
-HDCP = High-bandwidth Digital Content Protection
-HDD = Hard Disk Drive
-HDMI = High-Definition Multimedia Interface
-HSM = Hardware Security Module
-HTML = Hypertext Markup Language
-HTTP = Hypertext Transfer Protocol
-HTTPS = Hypertext Transfer Protocol Secure
-I =/O Input/Output
-IaaS = Infrastructure as a Service
-ICR = Intelligent Character Recognition
-IDE = Integrated Drive Electronics
-IDS = Intrusion Detection System
-IEEE = Institute of Electrical and Electronics Engineers
-IMAP = Internet Mail Access Protocol
-IOPS = Input/Output Operations Per Second
-IoT = Internet of Things
-IP = Internet Protocol
-IPS = Intrusion Prevention System
-IPS = In-plane Switching
-IPSec = Internet Protocol Security
-IR = Infrared
-IrDA = Infrared Data Association
-IRP = Incident Response Plan
-ISO = International Organization for
-Standardization =
-ISP = Internet Service Provider
-ITX = Information Technology eXtended
-KB = Knowledge Base
-KVM = Keyboard-Video-Mouse
-LAN = Local Area Network
-LC = Lucent Connector
-LCD = Liquid Crystal Display
-LDAP = Lightweight Directory Access Protocol
-LED = Light-emitting Diode
-MAC = Media Access Control/Mandatory Access Control
-MAM = Mobile Application Management
-MAN = Metropolitan Area Network
-MBR = Master Boot Record
-MDM = Mobile Device Management
-MFA = Multifactor Authentication
-MFD = Multifunction Device
-MFP = Multifunction Printer
-MMC = Microsoft Management Console
-MOU = Memorandum of Understanding
-MSDS = Material Safety Data Sheet
-MSRA = Microsoft Remote Assistance
-MX = Mail Exchange
-NAC = Network Access Control
-NAT = Network Address Translation
-NDA = Non-disclosure Agreement
-NetBIOS = Networked Basic Input/Output System
-NetBT = NetBIOS over TCP/IP [Transmission Control Protocol/Internet Protocol]
-NFC = Near-field Communication
-NFS = Network File System
-NIC = Network Interface Card
-NTFS = New Technology File System
-NVMe = Non-volatile Memory Express
-OCR = Optical Character Recognition
-OLED = Organic Light-emitting Diode
-ONT = Optical Network Terminal
-OS = Operating System
-PaaS = Platform as a Service
-PAN = Personal Area Network
-PC = Personal Computer
-PCIe = Peripheral Component Interconnect Express
-PCL = Printer Command Language
-PE = Preinstallation Environment
-PII = Personally Identifiable Information
-PIN = Personal Identification Number
-PKI = Public Key Infrastructure
-PoE = Power over Ethernet
-POP3 = Post Office Protocol 3
-POST = Power-on Self-Test
-PPP = Point-to-Point Protocol
-PRL = Preferred Roaming List
-PSU = Power Supply Unit
-PXE = Preboot Execution Environment
-RADIUS = Remote Authentication Dial-in User Service
-RAID = Redundant Array of Independent (or Inexpensive) Disks
-RAM = Random-access Memory
-RDP = Remote Desktop Protocol
-RF = Radio Frequency
-RFI = Radio Frequency Interference
-RFID = Radio Frequency Identification
-RJ11 = Registered Jack Function 11
-RJ45 = Registered Jack Function 45
-RMM = Remote Monitoring and Management
-RTO = Recovery Time Objective
-SaaS= Software as a Service
-SAN = Storage Area Network
-SAS = Serial Attached SCSI [Small Computer System Interface]
-SATA = Serial Advanced Technology Attachment
-SC = Subscriber Connector
-SCADA = Supervisory Control and Data Acquisition
-SCP = Secure Copy Protection
-SCSI = Small Computer System Interface
-SDN = Software-defined Networking
-SFTP = Secure File Transfer Protocol
-SIM = Subscriber Identity Module
-SIMM = Single Inline Memory Module
-SMB = Server Message Block
-SMS = Short Message Service
-SMTP = Simple Mail Transfer Protocol
-SNMP = Simple Network Management Protocol
-SNTP = Simple Network Time Protocol
-SODIMM = Small Outline Dual Inline Memory Module
-SOHO = Small Office/Home Office
-SPF = Sender Policy Framework
-SQL = Structured Query Language
-SRAM = Static Random-access Memory
-SSD = Solid-State Drive
-SSH = Secure Shell
-SSID = Service Set Identifier
-SSL = Secure Sockets Layer
-SSO = Single Sign-on
-ST = Straight Tip
-STP = Shielded Twisted Pair
-TACACS = Terminal Access Controller Access-Control System
-TCP = Transmission Control Protocol
-TCP/IP = Transmission Control Protocol/Internet Protocol
-TFTP = Trivial File Transfer Protocol
-TKIP = Temporal Key Integrity Protocol
-TLS = Transport Layer Security
-TN = Twisted Nematic
-TPM = Trusted Platform Module
-UAC = User Account Control
-UDP = User Datagram Protocol
-UEFI = Unified Extensible Firmware Interface
-UNC = Universal Naming Convention
-UPnP = Universal Plug and Play
-UPS = Uninterruptible Power Supply
-USB = Universal Serial Bus
-UTM = Unified Threat Management
-UTP = Unshielded Twisted Pair
-VA = Vertical Alignment
-VDI = Virtual Desktop Infrastructure
-VGA = Video Graphics Array
-VLAN = Virtual LAN [Local Area Network]
-VM = Virtual Machine
-VNC = Virtual Network Computer
-VoIP = Voice over Internet Protocol
-VPN = Virtual Private Network
-VRAM = Video Random-access Memory
-WAN = Wide Area Network
-WEP = Wired Equivalent Privacy
-WISP = Wireless Internet Service Provider
-WLAN = Wireless LAN [Local Area Network]
-WMN = Wireless Mesh Network
-WPA = WiFi Protected Access
-WWAN = Wireless Wide Area Network
-XSS = Cross-site Scripting