Essential IT Acronyms: Definitions for Tech Professionals

Classified in Technology

Written on August 27, 2025 in English with a size of 4.41 KB

Networking & Protocols

MTA: Mail Transfer Agent
NAP: Network Access Protection
SANs: Storage Area Networks
DMZ: Demilitarized Zone
FQDN: Fully Qualified Domain Name
GNZ: GlobalNames Zone
IIS: Internet Information Services
IE: Internet Explorer
KDC: Key Distribution Center
LDAP: Lightweight Directory Access Protocol
NAT: Network Address Translation
NPS: Network Policy Server
DHCP: Dynamic Host Configuration Protocol
DNS: Domain Name System
HTTP: Hypertext Transfer Protocol
WS: Web Server

Active Directory & Identity Management

RO DC: Read-Only Domain Controller
ACL: Access Control List
AD: Active Directory
AD DB: Active Directory Database
AD DS: Active Directory Domain Services
AD FS: Active Directory Federation Services
AD LDS: Active Directory Lightweight Directory Services
AD RMS: Active Directory Rights Management Services
CLC: Client Licensor Certificate
DA: Domain Administrator
DFS-R: Distributed File System Replication
FRS: File Replication Service
FS: Federation Server
FS-A: Account Federation Server
FS-R: Resource Federation Server
FSP: Federation Server Proxy
GPO: Group Policy Object
GPOE: Group Policy Object Editor
GPMC: Group Policy Management Console
GUID: Globally Unique Identifier
IFM: Install From Media
OU: Organizational Unit
RAC: Rights Account Certificate
RMS: Rights Management Services
SSO: Single Sign-On
SAML: Security Assertion Markup Language
SYSVOL: System Volume
ADAM: Active Directory Application Mode

Windows Services & Deployment

WDS: Windows Deployment Services
RIS: Remote Installation Services
MMC: Microsoft Management Console
NLA: Network Location Awareness
TS: Terminal Services
WAS: Windows Activation Service
WINpe: Windows Preinstallation Environment
WINre: Windows Recovery Environment
WMI: Windows Management Instrumentation

Security & Policy Terms

CAPS: Connection Authorization Policies
RAPs: Resource Access Policies
RAP: Remote Desktop Protocol
SHA: System Health Agent
SHV: System Health Validator
SoH: Statement of Health
TPM: Trusted Platform Module

Virtualization & Storage Concepts

VDS: Virtual Disk Service
FVEK: Full Volume Encryption Key
VHD: Virtual Hard Disks
VM: Virtual Machine
VMK: Volume Master Key
VMM: Virtual Machine Manager
VSC: Virtualization Service Consumer
VSP: Virtualization Service Provider
VSS: Volume Shadow Copy Service

General IT & Development Acronyms

LOB APPLICATION: Line-of-Business Application
MLGPO: Multiple Local Group Policy Object
XML: Extensible Markup Language
XrML: Extensible Rights Markup Language
API: Application Programming Interface

Related entries: