The list of information technology acronyms and abbreviations.

All information technology related acronyms and abbreviations.

1,992 entry under topic. ×

70
IP:
Internet Protocol(Network Layer Protocol, Routing, Communications protocol)
64
IETF:
Internet Engineering Task Force(Computer network, Wireless networking)
49
ANSI:
American National Standards Institute(Motor, Personal finance, Home loan)
47
ATM:
Asynchronous Transfer Mode(Data Transmission, Communications)
40
DARPA:
Defense Advanced Research Projects Agency(Computer technology)
39
IT:
Information Technology(Information, Hospital ward, Hospital)
38
FAQ:
Frequently Asked Questions(Affiliate, Internet advertising)
37
OMB:
Office of Management and Budget(HouSinG, US business, Health Care)
36
ASCII:
American Standard Code for Information Interchange(ASCII, Printing)
34
FDA:
Food and Drug Administration(Medicare, Food tech, Food science)
32
NSA:
National Security Agency(Governmental, Central, Administration)
30
LAN:
Local Area Network(Computer network, Wireless networking)
30
NIST:
National Institute of Standards and Technology(Celestial objects)
28
SNMP:
Simple Network Management Protocol(Switching, Communications protocol)
26
XML:
Extensible Markup Language(Internet promotion, Search Engine Marketing)
25
FTP:
File Transfer Protocol(Switching, Application layer protocol)
25
DISA:
Defense Information Systems Agency(Computer Security)
25
MIB:
Management Information Base(Computer Security, Computer)
23
PDF:
Portable Document Format(Adobe, Document processing, Format)
23
CORBA:
Common Object Request Broker Architecture(Industrial networking)
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APASmart Define. (2018). information technology. Retrieved September 23, 2026, from http://smartdefine.org/information_technology/abbreviations/r/computer_security
ChicagoSmart Define. 2018. "information technology" http://smartdefine.org/information_technology/abbreviations/r/computer_security (accessed September 23, 2026).
HarvardSmart Define 2018, information technology, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/information_technology/abbreviations/r/computer_security>.
MLASmart Define. "information technology" 18 January 2018. Web. 23 September 2026. <http://smartdefine.org/information_technology/abbreviations/r/computer_security>