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List of Symbols, Abbreviations, and Acronyms

AAL
Authentication Assurance Level
ASCII
American Standard Code for Information Interchange
CAC
Common Access Card
CSP
Credential Service Provider
CSRF
Cross-Site Request Forgery
DNS
Domain Name System
FEDRAMP
Federal Risk and Authorization Management Program
FIPS
Federal Information Processing Standards
FMR
False Match Rate
FNMR
False Non-Match Rate
IAL
Identity Assurance Level
IdP
Identity Provider
KBA
Knowledge-Based Authentication
MAC
Message Authentication Code
MF
Multi-Factor
MFA
Multi-Factor Authentication
NARA
National Archives and Records Administration
NFC (communications protocol)
Near-Field Communication
OTP
One-Time Password
OWASP
Open Worldwide Application Security Project
PAD
Presentation Attack Detection
PIA
Privacy Impact Assessment
PIN
Personal Identification Number
PIV
Personal Identity Verification
PKI
Public-Key Infrastructure
PSTN
Public Switched Telephone Network
QR
Quick Response
RP
Relying Party
SAOP
Senior Agency Official for Privacy
SF
Single-Factor
SMS
Short Message Service
SORN
System of Records Notice
SSO
Single Sign-On
TEE
Trusted Execution Environment
TLS
Transport Layer Security
TPM
Trusted Platform Module
USB
Universal Serial Bus
VOIP
Voice-Over-IP
XSS
Cross-Site Scripting