The list of computer technology acronyms and abbreviations.

All computer technology related acronyms and abbreviations.

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)
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)
23
DNS:
Domain Name System(Computer network, Web development, Printing)
20
OSI:
Open Systems Interconnection(Computer technology, Trade)
18
ISO:
International Standards Organization(Accountancy, Computer technology)
17
ISP:
Internet Service Provider(Computer network, Wireless networking)
17
TCP:
Transmission Control Protocol(Transport Layer, Switching)
17
GUI:
Graphical User Interface(Web development, Printing, Computer technology)
17
IANA:
Internet Assigned Numbers Authority(Computer technology, Computers)
16
UDP:
User Datagram Protocol(Transport Layer, Communications protocol)
14
OSPF:
Open Shortest Path First(Network Layer Protocol, Routing)
12
DSL:
Digital Subscriber Line(STANDARDS, Data Transmission, Communications)
12
LDAP:
Lightweight Directory Access Protocol(Application layer protocol)
12
VPN:
Virtual Private Network(Computer network, Wireless networking)
12
SMTP:
Simple Mail Transfer Protocol(Communications protocol)
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ChicagoSmart Define. 2018. "computer technology" http://smartdefine.org/computer_technology/abbreviations/r (accessed September 21, 2026).
HarvardSmart Define 2018, computer technology, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/computer_technology/abbreviations/r>.
MLASmart Define. "computer technology" 19 January 2018. Web. 21 September 2026. <http://smartdefine.org/computer_technology/abbreviations/r>