ISA - Intelligent Storage Architecture
ISA - Internet Security and Acceleration
ISACA - Information Systems Audit and Control Association
ISAM - Indexed Sequential Access Method
ISAM - Information Systems Asset Management
ISAPI - Indexing Service Application Programming Interface
ISAR - International Symposium on Augmented Reality
ISAT - Information Strategy, Architecture and Technology
ISAT - Interactive Specification Acquisition Tools
ISB - Intermediate Switch Board
ISB - Internet Service Broker
ISC - Information Security Corporation
ISC - International Supercomputer Conference
ISC - Internet Software Consortium
ISC - Internet Storm Center
ISCF - Inter-System Control Facility
iSCSI - Internet Small Computer System Interface
ISDN - Integrated Services Digital Network
ISE - Intelligent Services Environment
ISE - Internet Society of Egypt
ISEB - Information Systems Examination Board
ISEE - Instant Support Enterprise Edition
ISEF - International Science and Engineering Fair
iSER - iSCSI Extensions for RDMA
ISF - Information Security Forum
ISG - International Software Group
ISL - Industry Solutions Lab
ISL - InterSwitch Link
ISM - Industry Structure Model
ISM - Informix Storage Manager
ISM - Internetwork Status Monitor
ISM - Intersite Server Monitor
ISM - Intimate Shared Memory
ISMA - Internet Streaming Media Alliance
ISMAR - International Symposium on Mixed and Augmented Reality
ISMR - International Symposium on Mixed Reality
ISMS - Integrated Sample Management System
ISN - Internet Service Node
ISNS - Information Services and Network Solutions
ISO - International Organization for Standardization
ISOC - Internet Society
ISODE - International Organization for Standardization Development Environment
ISP - Internet Service Provider
ISP - Internet Society Publications
ISP/C - Internet Service Providers' Consortium
ISPA - Internet Service Providers' Association
ISPAI - Internet Service Providers Association of India
ISPAI - Internet Service Providers Association of Ireland
ISPAN - Internet Service Providers Association of Nigeria
ISPF - Interactive System Productivity Facility
ISPF - Internet Service Providers' Forum
ISQL - Interactive Structured Query Language
ISQW - Information Systems Quality at Work
ISR - Institute for Software Research
ISR - Intermediate Session Routing
ISR - Interrupt Service Routine
ISRC - International Standard Recording Code
ISS - Industry Standard Server
ISS - Internet Security Services
ISS - Internet Security Systems
ISS - Invensys Software and Systems
ISSCC - International Solid-State Circuits Conference
ISSD - IBM® Software Services for DB2
ISSE - Internet Streaming SIMD Extensions
ISSI - Inter-Switching System Interface
ISSLL - Integrated Services over Specific Lower Layers
ISSLOW - Integrated Services over Slow lines
ISSRL - Information and Software Systems Research Lab
ISSU - In-Service Software Upgrade
ISSW - IBM Software Services for WebSphere
IST - Information Society Technologies
IST - Information Systems and Technology
IST - Interrupt Service Thread
IST - Interrupt Source Tree
ISTG - Inter-Site Topology Generator
ISTG - InterSubnetwork Transmission Group
ISTO - Information Science and Technology Office
ISU - Instruction Scheduling Unit
ISUG - International Sybase User Group
ISUMUG - Indiana State University Macintosh Users Group
ISUP - ISDN User Part
ISV - Independent Software Vendor
IT - Information Technology
IT - Internet Technology
ITA - IT Assistant
ITAA - Information Technology Association of America
ITAD - Internet Telephony Administrative Domain
ITC - Innovation Through Convergence
ITC - International Telecommunications Center
ITC - International Typeface Corporation
ITCN - Information Technology Commerce Network
ITD - Information Technology Division
ITD - Integrated Tuner Demodulator
ITE - Internal Terminal Emulator
ITG - International Technology Group
ITIC - Information Technology Industry Council
ITIL - Information Technology Infrastructure Library
ITJ - Intel® Technology Journal
ITL - Information Technology Laboratory
ITM - Internet Traditional Multicast