Abbreviations

Searchable list of 411 common programming, web, database, networking, Windows Server and design abbreviations with category filters.

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Showing 1–10 of 411

2FA
Two-Factor AuthenticationSigning in with a password plus a second proof, such as a code from your phone.
General
A11Y
AccessibilityShorthand for accessibility, the practice of making designs usable by everyone.
Design
ABC
Abstract Base ClassA class that defines methods subclasses must implement, from the abc module.
Python
ABI
Application Binary InterfaceThe low-level contract that lets compiled programs and libraries work together.
General
ACID
Atomicity, Consistency, Isolation, DurabilityFour guarantees that keep database transactions reliable.
Database
ACPI
Advanced Configuration and Power InterfaceThe standard the operating system uses to control power, sleep, and hardware settings.
Computer
AD
Active DirectoryMicrosoft's directory service that manages users, computers, and permissions.
Windows Server
AD CS
Active Directory Certificate ServicesA server role that issues and manages digital certificates.
Windows Server
AD LDS
Active Directory Lightweight Directory ServicesA lightweight directory service for applications that need LDAP without full AD.
Windows Server
AD RMS
Active Directory Rights Management ServicesA server role that protects documents with usage policies and encryption.
Windows Server