The list of computer security acronyms and abbreviations.

All computer security related acronyms and abbreviations.

1,075 entry under topic. ×

20
OSI:
Open Systems Interconnection(Computer technology, Trade)
20
RF:
Radio Frequency(Radio, Meterology, Energy)
19
OASIS:
Organization for the Advancement of Structured Information Standards
18
EDI:
Electronic Data Interchange(Supply chain, CORPORATE, PHONE)
17
GUI:
Graphical User Interface(Web development, Printing, Computer technology)
17
ISP:
Internet Service Provider(Computer network, Wireless networking)
17
IANA:
Internet Assigned Numbers Authority(Computer technology, Computers)
17
TCP:
Transmission Control Protocol(Transport Layer, Switching)
16
UDP:
User Datagram Protocol(Transport Layer, Communications protocol)
15
MAC:
Media Access Control(Industrial networking, Computer networking)
15
OS:
Operating System(Computer network, Computers, Web slang)
14
ERP:
Enterprise Resource Planning(Supply chain, Format, Environment)
14
OSPF:
Open Shortest Path First(Network Layer Protocol, Routing)
13
RAM:
Random Access Memory(Electronic hardware, Computer engineering)
13
CDMA:
Code Division Multiple Access(Cellular, Mobile, Wireless networking)
13
API:
Application Programming Interface(CORPORATE, Computers, Company)
12
LDAP:
Lightweight Directory Access Protocol(Application layer protocol)
12
UHF:
Ultra High Frequency(Physics, Computer Security, Computer)
12
SMTP:
Simple Mail Transfer Protocol(Communications protocol)
12
VPN:
Virtual Private Network(Computer network, Wireless networking)
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APASmart Define. (2017). computer security. Retrieved September 22, 2026, from http://smartdefine.org/computer_security/abbreviations/r/Computer
ChicagoSmart Define. 2017. "computer security" http://smartdefine.org/computer_security/abbreviations/r/Computer (accessed September 22, 2026).
HarvardSmart Define 2017, computer security, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/computer_security/abbreviations/r/Computer>.
MLASmart Define. "computer security" 1 December 2017. Web. 22 September 2026. <http://smartdefine.org/computer_security/abbreviations/r/Computer>