The list of computer security acronyms and abbreviations.

All computer security related acronyms and abbreviations.

Stands For|0Abbreviated As|3Related|1k

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9
SSL:
Secure Sockets Layer(Computer network, Protocol, Computer technology)
8
CPU:
Central Processing Unit(Switching, Transport, Traffic)
8
EAP:
Extensible Authentication Protocol(CISCO, Wireless networking)
8
NAT:
Network Address Translation(Application layer protocol, Computer network)
8
RPC:
Remote Procedure Call(Web Service, Markup language, Computers)
8
NTP:
Network Time Protocol(Communications protocol)
7
ACL:
Access Control List(Computer network, Database, Microsoft Windows)
6
EIGRP:
Enhanced Interior Gateway Routing Protocol(Network Layer Protocol)
6
ESP:
Encapsulating Security Payload(Network Security, Computing security)
6
ICMP:
Internet Control Message Protocol(Network Layer Protocol, Routing)
6
IRC:
Internet Relay Chat(Unix command, Computers, Web slang)
6
RFC:
Request for Comments(Computer network, Data Transmission, Communications)
5
IGMP:
Internet Group Management Protocol(Multicast, Routing, Network Protocol)
5
SDP:
Session Description Protocol(Computer technology, Network Protocol)
4
AH:
Authentication Header(Network Security, Computing security)
4
NIC:
Network Interface Card(Computer network, Networking, Network)
4
TFTP:
Trivial File Transfer Protocol(Communications protocol)
3
DFS:
Distributed File System(Data Transfer, Network, Computer Security)
3
GRE:
Generic Routing Encapsulation(Network Security, Computing security)
3
IDS:
Intrusion Detection System(Computer network, Network, Computer software)
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APASmart Define. (2017). computer security. Retrieved September 22, 2026, from http://smartdefine.org/computer_security/abbreviations/r/Network
ChicagoSmart Define. 2017. "computer security" http://smartdefine.org/computer_security/abbreviations/r/Network (accessed September 22, 2026).
HarvardSmart Define 2017, computer security, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/computer_security/abbreviations/r/Network>.
MLASmart Define. "computer security" 1 December 2017. Web. 22 September 2026. <http://smartdefine.org/computer_security/abbreviations/r/Network>