IEC 62443-1/2-1 & 3-3 Abbreviated Terms and Acronyms
CIA
Confidentiality, Integrity, and Availability
DMZ
Demilitarized Zone
DMZ
Demilitarized zone
DoS
Denial of Service
DoS
Denial of service
FR
Foundational requirement
FS-PLC
Functional safety PLC
GLONASS
Global Navigation Satellite System
GPS
Global Positioning System
HTTPS
HTTP secure
HSE
Health, Safety, and Environment
IEC
International Electrotechnical Commission
ISO
International Organization for Standardization
ISA
International Society of Automation
SI
International System of Units
IETF
Internet Engineering Task Force
IP
Internet Protocol
IDS
Intrusion detection system
IPS
Intrusion prevention system
API
Application programming interface
BPCS
Basic process control system
COTS
Commercial off the Shelf
COTS
Commercial off the shelf
NOST
NASA Office of Standards and Technology
NX
No Execute
NERC
North American Electric Reliability Council
OCSP
Online certificate status protocol
OSI
Open Systems Interconnect
OWASP
Open Web Application Security Project
RAM
Random access memory
RAID
Redundant Array of Independent Disks
RJ
Registered jack
RCN
Regulatory Control Network
RTU
Remote Terminal Unit
RTU
Remote terminal unit
RFC [IETF]
Request for Comment
RE
Requirement enhancement
RA
Resource availability
RDF
Restricted data flow
SIL
Safety Integrity Level
SIF
Safety instrumented function
SIS
Safety instrumented system
SIL
Safety integrity level
SIS
Safety-Instrumented System
SANS
SysAdmin, Audit, Networking, and Security Institute
SI
System integrity
SR
System requirement
SuC
System under consideration
SL-T
Target security level
TR
Technical Report
ISA
The Instrumentation, Systems, and Automation Society
TRE
Timely response to events
TCP
Transmission Control Protocol
TPM
Trusted platform module
FIPS
U. S. Federal Information Processing Standards
NASA
U. S. National Aeronautics and Space Administration
CFR
U.S. Code of Federal Regulations
NIST
U.S. National Institute of Standards and Technology
USB
Universal serial bus
UC
Use control
VoIP
Voice over internet protocol
WAN
Wide Area Network
WEP
Wired equivalent privacy
WLAN
Wireless local area network
HSE Health
safety and environmental
SL-A
Achieved security level
ANSI
American National Standards Institute
PKI
Public key infrastructure
ASLR
Address space layout randomization
AES
Advanced encryption standard
SL-C
Capability security level
CRL
Certificate revocation list
CA
Certification authority
ChemITC
Chemical Information Technology Center of the American Chemistry Council
CSCSP
Chemical Sector Cyber Security Program
IEEE
Institute of Electrical and Electronics Engineers
CN
Control Network
CIP
Critical infrastructure protection
CSMS
Cyber Security Management System
CSVA
Cyber security vulnerability assessment
DC
Data confidentiality
DEP
Data execution prevention
DCS
Distributed Control System
DDoS
Distributed Denial of Service
DHCP
Dynamic host configuration protocol
EMI
Electromagnetic interference
EICAR
European Institute for Computer Antivirus Research
FAT
Factory acceptance testing
FIPS [US NIST]
Federal Information Processing Standard
FDN
Field Device Network
FTP
File transfer protocol
HMI
Human-machine interface
HTTP
Hypertext transfer protocol
IAC
Identification and authentication control
ID
Identifier
IACS
Industrial Automation and Control Systems
IT
Information Technology
IT
Information technology
I/O
Input/Output
IM
Instant messaging
LAN
Local Area Network
MES
Manufacturing execution system
PIN
Personal Identification Number
PCSRF
Process Control Security Requirements Forum
PIM
Process Information Management
PSM
Process Safety Management
PLC
Programmable Logic Controller
PLC
Programmable logic controller
SHA
Secure hash algorithm
SSH
Secure socket shell
SIEM
Security Information and Event Management
SL
Security level
SAT
Site acceptance testing
SP
Special Publication (by NIST)
SOC
Standard Operating Condition
SoA
Statement of Applicability
SCADA
Supervisory Control and Data Acquisition
