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Acronyms
Acronyms
203
Computer Science
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01/31/2015
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Term
802.1x
 Definition
A port-based authentication protocol. Wireless can use 802.1x. For example, WPA2-Enterprise mode uses an 802.1x server (implemented as a radius server) to add authentication.
Term
3DES
 Definition
Triple Digital Encryption Standard
Term
AAA
 Definition
Authentication, Authorization, and Accounting
Term
ACE
 Definition
Access Control Entry
Term
ACL
 Definition
Access Control List
Term
AES
 Definition
Advanced Encryption Standard
Term
AES256
 Definition
Advanced Encryption Standard 256 bit
Term
AH
 Definition
Authentication Header
Term
ALE
 Definition
Annualized Loss Expectancy. Used to measure risk with annualized rate of occurrence (ARO) and single loss expectancy (SLE). The ALE identifies the total amount of loss expected for a given risk. The calculation is SLExARO=ALE
Term
AP
 Definition
Access point, short for wireless access point (WAP)
Term
ARO
 Definition
Annualized Rate of Occurrence. Used to measure risk with ALE and SLE. The ARO identifies how many times a loss is expected to occur in a year. The calculation is SLExARO=ALE
Term
ARP
 Definition
Address Resolution Protocol
Term
AUP
 Definition
Acceptable Use Policy
Term
BCP
 Definition
Business Continuity Plan
Term
BIA
 Definition
Business Impact Analysis
Term
BIOS
 Definition
Basic Input/output System
Term
BOTS
 Definition
Network robots
Term
CA
 Definition
Certificate Authority
Term
CAC
 Definition
Common Access Card
Term
CAN
 Definition
Controller Area Network
Term
CCMP
 Definition
Counter Mode with Cipher Block Chaining Message Authentication Code Protocol
Term
CCTV
 Definition
Closed-circuit Television
Term
CERT
 Definition
Computer Emergency Response Team
Term
CHAP
 Definition
Challenge Handshake Authentication Protocol
Term
CIA
 Definition
Confidentiality, Integrity, Availability
Term
CIRT
 Definition
Computer Incidence Response Team
Term
COOP
 Definition
Continuity of Operations Plan
Term
CRC
 Definition
Cyclical Redundancy Check
Term
CRL
 Definition
Certification Revocation List
Term
DAC
 Definition
Discretionary Access Control
Term
DACL
 Definition
Discretionary Access Control List
Term
DEP
 Definition
Data Execution Prevention
Term
DES
 Definition
Digital Encryption Standard
Term
DHCP
 Definition
Dynamic Host Configuration Protocol
Term
DLL
 Definition
Dynamic Link Library
Term
DLP
 Definition
Data Loss Protection
Term
DMZ
 Definition
Demilitarized zone
Term
DNS
 Definition
Domain Name System
Term
DoS
 Definition
Denial-of-service
Term
DRP
 Definition
Disaster Recovery Plan
Term
DSA
 Definition
Digital Signature Algorithm
Term
DDoS
 Definition
Distributed denial-of-service
Term
EAP
 Definition
Extensible Authentication Protocol
Term
ECC
 Definition
Elliptic Curve Cryptography
Term
EFS
 Definition
Encrypting File System
Term
EMI
 Definition
Electromagnetic Interference
Term
ESP
 Definition
Encapsulating Security Protocol
Term
FTP
 Definition
File Transfer Protocol
Term
FTPS
 Definition
File Transfer Protocol Secure
Term
GPG
 Definition
GNU Privacy Guard
Term
GPO
 Definition
Group Policy Object
Term
GPS
 Definition
Global Positioning System
Term
GRE
 Definition
Generic Routing Encapsulation
Term
GUI
 Definition
Graphical User Interface
Term
HDD
 Definition
Hard Disk Drive
Term
HIDS
 Definition
Host-based intrusion detection system
Term
HIPS
 Definition
Host-based intrusion prevention system
Term
HMAC
 Definition
Hash-based message Authentication Code
Term
HSM
 Definition
Hardware Security Module
Term
HTML
 Definition
Hypertext Markup Language
Term
HTTP
 Definition
Hypertext Transfer Protocol
Term
HTTPS
 Definition
Hypertext transfer protocol secure
Term
HVAC
 Definition
Heating, ventilation and air conditioning.
Term
IaaS
 Definition
Infrastructure as a service
Term
ICMP
 Definition
Internet Control Message Protocol
Term
ID
 Definition
Identification
Term
IDS
 Definition
Intrusion Detection System
Term
IEEE
 Definition
Institute of Electrical and Electronic Engineers
Term
IGMP
 Definition
Internet Group Management Protocol
Term
IIS
 Definition
Internet Information Services
Term
IKE
 Definition
Internet Key Exchange
Term
IM
 Definition
Instant Messaging
Term
IMAP4
 Definition
Internet Message Access Protocol v4
Term
IPS
 Definition
Intrusion Prevention Systrm
Term
IPsec
 Definition
Internet Protocol Security
Term
IPv4
 Definition
Internet Protocol version 4
Term
IPv6
 Definition
Internet Protocol version 6
Term
IRC
 Definition
Internet Replay Chat
Term
IRT
 Definition
Incident Response Team
Term
ISP
 Definition
Internet Service Provider
Term
IV
 Definition
Initialization vector
Term
KDC
 Definition
Key Distribution Center
Term
L2TP
 Definition
Layer 2 Tunneling Protocol
Term
LAN
 Definition
Local Area Network
Term
LANMAN
 Definition
Local Area Network Manager
Term
LDAP
 Definition
Lightweight Directory Access Protocol
Term
LEAP
 Definition
Lightweight Extensible Authentication Protocol
Term
MAC
 Definition
Mandatory Access Control
Media Access Control
Message Authentication Code
Term
MAN
 Definition
Metropolitan Area Network
Term
MBR
 Definition
Mater Boot Record
Term
MD5
 Definition
Message Digest 5
Term
MITM
 Definition
Man in the middle
Term
MS-CHAP
 Definition
Microsoft Challenge Handshake Authentication Protocol
Term
MTU
 Definition
Maximum Transmission Unit
Term
NAC
 Definition
Network Access Control
Term
NIDS
 Definition
Network-based Intrusion Detection System
Term
NIPS
 Definition
Network-based Intrusion Prevention System
Term
NIST
 Definition
National Institute of Standards and Technology
Term
NOOP/NOP
 Definition
No operation
Term
NOS
 Definition
Network Operating System
Term
NTFS
 Definition
New Technology File System
Term
NAT
 Definition
Network Address Translation
Term
NTLM
 Definition
New Technology LANMAN
Term
NTP
 Definition
Network Time Protocol
Term
OS
 Definition
Operating System
Term
OVAL
 Definition
Open Vulnerability Assessment Language
Term
P2P
 Definition
Peer-to-Peer
Term
PaaS
 Definition
Platform as a service
Term
PAP
 Definition
Password Authentication Protocol
Term
PAT
 Definition
Port Address Translation
Term
PBX
 Definition
Private Branch Exchange
Term
PEAP
 Definition
Protected Extensible Authentication Protocol
Term
PED
 Definition
Personal Electronic Device
Term
PGP
 Definition
Pretty Good Privacy
Term
PII
 Definition
Personally Identifiable Information
Term
PIN
 Definition
Personal Identification Number
Term
PIV
 Definition
Personal Identity Verification Card
Term
PKI
 Definition
Public Key Infrastructure
Term
POP3
 Definition
Post Office Protocol version 3
Term
POTS
 Definition
Plain old telephone service
Term
PPP
 Definition
Point-to-point protocol
Term
PPTP
 Definition
Point-to-point Tunneling Protocol
Term
PSK
 Definition
Pre-shared Key
Term
PTZ
 Definition
Pan Tilt Zoom
Term
RA
 Definition
Recovery Agent
Term
RADIUS
 Definition
Remote Authentication Dial-In User Service
Term
RAID
 Definition
Redundant Array of Inexpensive (or Independent) Disks
Term
RAID-0
 Definition
Disk Striping. Raid-0 improves performances but does not provide fault tolerance.
Term
RAID-1
 Definition
Disk mirroring. RAID-1 uses two disks and provides fault tolerance.
Term
RAID-5
 Definition
Disk striping with parity. RAID-5 uses three or more disks and provides fault tolerance.
Term
RAM
 Definition
Random Access Memory
Term
RAS
 Definition
Remote Access Service
Term
RBAC
 Definition
Role-based Access Control
Rule-based Access Control
Term
RC
 Definition
Ron's code, or Rivest's Cipher. Symmetric Encryption algorithm.
Term
RFI
 Definition
Radio Frequency Interface
Term
RIPEMD
 Definition
RACE Integrity Primitives Evaluation Message Digest.
Term
RPO
 Definition
Recovery Point Objective
Term
RSA
 Definition
An Asymmetric algorithm used to encrypt data and digitally sign transmissions. It is named after it's creates, Rivest, Shamir and Adleman, and RSA is also the name of the company they founded together. RSA relies on the mathematical properties of prime numbers when creating public and private keys.
Term
RSTP
 Definition
Rapid Spanning Tree Protocol
Term
RTO
 Definition
Recovery Time Objective
Term
RTP
 Definition
Real-time Transport Protocol
Term
S/MIME
 Definition
Secure/Multipurpose Internet Mail Extensions
Term
Saas
 Definition
Software as a Service
Term
SCAP
 Definition
Security Content Automation Protocol
Term
SCP
 Definition
Secure Copy
Term
SCSI
 Definition
Small Computer System Interface
Term
SDLC
 Definition
Software Development Life Cycle
Term
SDLM
 Definition
Software Development Life Cycle Methodology
Term
SELinux
 Definition
Security-Enhanced Linux
Term
SFTP
 Definition
Secure FTP
Term
SHA
 Definition
Secure Hash Algorithm
Term
SHTTP
 Definition
Secure Hypertext Transfer Protocol
Term
SID
 Definition
Security Identifier
Term
SIM
 Definition
Subscriber Identity Module
Term
SIRT
 Definition
Security Incident Response Team
Term
SLA
 Definition
Service Level Agreement
Term
SLE
 Definition
Single Loss Expectancy
Term
SMTP
 Definition
Simple Mail Transfer Protocol
Term
SNMP
 Definition
Simple Network Management Protocol
Term
SONET
 Definition
Synchronous Optical Network Technologies
Term
SPIM
 Definition
Spam Over Internet Messaging
Term
SPOF
 Definition
Single Point of failure
Term
SQL
 Definition
Structured query language
Term
SSH
 Definition
Secure Shell
Term
SSID
 Definition
Service Set Identifier
Term
SSL
 Definition
Secure Sockets Layer
Term
SSO
 Definition
Single Sign On
Term
SSTP
 Definition
Secure Socket Tunneling Protocol
Term
STP
 Definition
Spanning Tree Protocol
Shielded Twisted Pai
Term
SYN
 Definition
Synchronize
Term
TACACS
 Definition
Terminal Access Controller Access-Control System
Term
TACACS+
 Definition
Terminal Access Controller Access-Control System+
Term
TCO
 Definition
total cost of Ownership
Term
TCP
 Definition
Transmission Control Protocol
Term
TCP/IP
 Definition
Transmission Control Protocol/Internet Protocol
Term
TFTP
 Definition
Trivial File Transfer Protocol
Term
TKIP
 Definition
Temporal Key Integrity Protocol
Term
TLS
 Definition
Transport Layer Security
Term
TPM
 Definition
Trusted Platform Module
Term
UAT
 Definition
User Acceptance Testing
Term
UDP
 Definition
User Datagram Protocol
Term
UPS
 Definition
Uninterruptible Power Supply
Term
URL
 Definition
Universal Resource Locator
Term
USB
 Definition
Universal Serial Bus
Term
UTP
 Definition
Unshielded Twisted Pair
Term
VLAN
 Definition
Virtual Local Area Network
Term
VM
 Definition
Virtual Machine
Term
VoIP
 Definition
Voice over IP
Term
VPN
 Definition
Virtual Private Network
Term
VTC
 Definition
Video Teleconferencing
Term
WAF
 Definition
Web Application Firewall
Term
WAP
 Definition
Wireless Access Point
Term
WEP
 Definition
Wired Equivalent Privacy
Term
WIDS
 Definition
Wireless Intrusion Detection System
Term
WIPS
 Definition
Wireless Intrusion Prevention System
Term
WLAN
 Definition
Wireless Local Area Network
Term
WPA
 Definition
Wi-Fi Protected Access
Term
WPA2
 Definition
Wi-Fi Protected Access version 2
Term
WTLS
 Definition
Wireless Transport Layer Security
Term
XML
 Definition
Extensible Markup Language
Term
XTACACS
 Definition
Extended Terminal Access Controller Access-Control System
Term
XSRF
 Definition
Cross-site Request Forgery
Term
XSS
 Definition
Cross-site Scripting
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