3DES
Triple Digital Encryption Standard
AAA
Authentication, Authorization, and Accounting
ACL
Access Control List
AES
Advanced Encryption Standard
AES256
Advanced Encryption Standards 256bit
AH
Authentication Header
ALE
Annualized Loss Expectancy
AP
Access Point
API
Application Programming Interface
ASP
Application Service Provider
ARO
Annualized Rate of Occurrence
ARP
Address Resolution Protocol
AUP
Acceptable Use Policy
BAC
Business Availability Center
BCP
Business Continuity Planning
BIA
Business Impact Analysis
BIOS
Basic Input / Output System
BPA
Business Partners Agreement
BYOD
Bring Your Own Device
CA
Certificate Authority
CAC
Common Access Card
CAN
Controller Area Network
CAPTCHA
Completely Automated Public Turning Test to Tell
Computers
and Humans Apart
CAR
Corrective Action Report
CCMP
CounterMode/CBCMac Protocol
CCTV
Closedcircuit television
CERT
Computer Emergency Response Team
CHAP
Challenge Handshake Authentication Protocol
CIO
Chief Information Officer
CIRT
Computer Incident Response Team
COOP
Continuity of Operation Planning
CP
Contingency Planning
CRC
Cyclical Redundancy Check
CRL
Certification Revocation List
CSR
Control Status Register
CSU
Channel Service Unit
CTO
Chief Technology Officer
DAC
Discretionary Access Control
DBADatabase
Administrator
DDOS
Distributed Denial of Service
DEP
Data Execution Prevention
DES
Digital Encryption Standard
DHCP
Dynamic Host Configuration Protocol
DHE
DataHandling Electronics
DHE
DiffieHellman Ephemeral
DLL
Dynamic Link Library
DLP
Data Loss Prevention
DMZ
Demilitarized Zone
DNAT
Destination Network Address Transaction
DNS
Domain Name Service (Server)
DOS
Denial of Service
DRP
Disaster Recovery Plan
DSA
Digital Signature Algorithm
DSL
Digital Subscriber line
DSU
Data Service Unit
EAP
Extensible Authentication Protocol
ECC
Elliptic Curve Cryptography
ECDHE
Elliptic Curve DiffieHellman Ephemeral
EFS
Encrypted File System
EMI
Electromagnetic Interference
ESN
Electronic Serial Number
ESP
Encapsulated Security Payload
FACL
File System Access Control List
FDEFull
Disk Encryption
FTP
File Transfer Protocol
FTPS
Secured File Transfer Protocol
GPG
Global Property Guide
GPO
Group Policy Object
GPS
Global Positioning System
GPU
Graphic Processing Unit
GRE
Generic Routing Encapsulation
HDD
Hard Disk Drive
HIDS
Host Based Intrusion Detection System
HIPS
Host Based Intrusion Prevention System
HMAC
Hashed Message Authentication Code
HOTP
HMAC based One Time Password
HSM
Hardware Security Module
HTTP
Hypertext Transfer Protocol
HTTPS
Hypertext Transfer Protocol over SSL
HVAC
Heating, Ventilation Air Conditioning
IaaS
Infrastructure as a Service
ICMP
Internet Control Message Protocol
ID
Identification
IDS
Intrusion Detection System
IKE
Internet Key Exchange
IM
Instant messaging
IMAP4
Internet Message Access Protocol v4
IP
Internet Protocol
IPSEC
Internet Protocol Security
IRIncident
Response
IRC
Internet Relay Chat
IRP
Incident Response Procedure
ISA
Interconnection Security Agreement
ISP
Internet Service Provider
ISSO
Information Systems Security Officer
ITCP
IT Contingency Plan
IV
Initialization Vector
JBODJust
a Bunch of Disks
KDC
Key Distribution Center
L2TP
Layer 2 Tunneling Protocol
LAN
Local Area Network
LDAP
Lightweight Directory Access Protocol
LEAP
Lightweight Extensible Authentication Protocol
MaaS
Monitoring as a Service
MAC
Mandatory Access Control / Media Access Control
MAC
Message Authentication Code
MAN
Metropolitan Area Network
MBR
Master Boot Record
MD5
Message Digest 5
MOU
Memorandum of Understanding
MPLS
MultiProtocol Layer Switch
MSCHAP
Microsoft Challenge Handshake Authentication Protocol
MTBF
Mean Time Between Failures
MTTR
Mean Time to Recover
MTTF
Mean Time to Failure
MTU
Maximum Transmission Unit
NAC
Network Access Control
NAT
Network Address Translation
NDA
NonDisclosure Agreement
NFCNear
Field Communication
NIDS
Network Based Intrusion Detection System
NIPS
Network Based Intrusion Prevention System
NIST
National Institute of Standards & Technology
NOS
Network Operating System
NTFS
New Technology File System
NTLM
New Technology LANMAN
NTP
Network Time Protocol
OCSP
Online Certificate Status Protocol
OLA
Open License Agreement
OS
Operating System
OVAL
Open Vulnerability Assessment Language
P2P
Peer to Peer
PACProxy
Auto Configuration
PAM
Pluggable Authentication Modules
PAP
Password Authentication Protocol
PAT
Port Address Translation
PBKDF2
Password Based Key Derivation Function 2
PBX
Private Branch Exchange
PCAP
Packet Capture
PEAP
Protected Extensible Authentication Protocol
PED
Personal Electronic Device
PGP
Pretty Good Privacy
PII
Personally Identifiable Information
PIV
Personal Identity Verification
PKI
Public Key Infrastructure
POTS
Plain Old Telephone Service
PPP
Pointtopoint Protocol
PPTP
Point to Point Tunneling Protocol
PSK
PreShared Key
PTZ
PanTiltZoom
RA
Recovery Agent
RAD
Rapid application development
RADIUS
Remote Authentication Dialin User Server
RAID
Redundant Array of Inexpensive Disks
RAS
Remote Access Server
RBAC
Role Based Access Control
RBAC
Rule Based Access Control
RC4
RSA Variable Key Size Encryption Algorithm
RIPEMD
RACE Integrity Primitives Evaluation Message Digest
ROI
Return of Investment
RPO
Recovery Point Objective
RSA
Rivest, Shamir, & Adleman
RTO
Recovery Time Objective
RTP
RealTime Transport Protocol
S/MIME
Secure / Multipurpose Internet Mail Extensions
SAML
Security Assertions Markup Language
SaaS
Software as a Service
SAN
Storage Area Network
SCADA
System Control and Data Acquisition
SCAP
Security Content Automation Protocol
SCEP
Simple Certificate Enrollment Protocol
SCSI
Small Computer System Interface
SDLC
Software Development Life Cycle
SDLM
Software Development Life Cycle Methodology
SEH
Structured Exception Handler
SHA
Secure Hashing Algorithm
SFTP
Secured File Transfer Protocol
SHTTP
Secure Hypertext Transfer Protocol
SIEM
Security Information and Event Management
SIM
Subscriber Identity Module
SLA
Service Level Agreement
SLE
Single Loss Expectancy
SMS
Short Message Service
SMTP
Simple Mail Transfer Protocol
SNMP
Simple Network Management Protocol
SOAP
Simple Object Access Point
SONET
Synchronous Optical Network Technologies
SPIM
Spam over Internet Messaging
SQL
Structured Query Language
SSD
Solid State Drive
SSH
Secure Shell
SSL
Secure Sockets Layer
SSO
Single Sign On
STP
Shielded Twisted Pair
TACACS+
Terminal Access Controller Access Control System
TCP/IP
Transmission Control Protocol / Internet Protocol
TGTTicket
Granting Ticket
TKIP
Temporal Key Integrity Protocol
TLS
Transport Layer Security
TOTP
TimeBased OneTime Password
TPM
Trusted Platform Module
TSIG
Transaction Signature
UAT
User Acceptance Testing
UEFI
Unified Extensible Firmware Interface
UDP
User Datagram Protocol
UPS
Uninterruptable Power Supply
URI
Uniform Resource Identifier
URL
Universal Resource Locator
USB
Universal Serial Bus
UTM
Unified Threat Management
UTP
Unshielded Twisted Pair
VDI
Virtualization Desktop Infrastructure
VLAN
Virtual Local Area Network
VoIP
Voice over IP
VPN
Virtual Private Network
VTC
Video Teleconferencing
WAF
WebApplication Firewall
WAP
Wireless Access Point
WEP
Wired Equivalent Privacy
WIDS
Wireless Intrusion Detection System
WIPS
Wireless Intrusion Prevention System
WPA
Wireless Protected Access
WPA2
WiFi Protected Access 2
WPS
WiFi Protected Setup
WTLS
Wireless TLS
XML
Extensible Markup Language
XSRF
CrossSite Request Forgery
XSS
CrossSite Scripting