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Glossary
Privacy terms glossary
Plain-language explanations for encryption, tracking, compliance, and security concepts.
46 terms
(page 1 of 2)
🎚️
Principle of Least Privilege (PoLP)
Security
Minimize permissions to reduce attack surface.
access control
rbac
app permissions
🔐
Passkey
Authentication
Passwordless credential based on public-key cryptography, typically stored on a device or synced securely.
webauthn
fido2
two factor authentication
🔐
Passkeys
Authentication
FIDO/WebAuthn credentials using public-key cryptography for phishing-resistant authentication (often synced across devices).
webauthn
fido2
passwordless authentication
🧪
Password Leak
Threats
Exposure of password material or password hashes.
data breach
hashing
credential stuffing
🔒
Password Management
Security Techniques
Storing and handling passwords securely.
authentication
two factor authentication
🔑
Password Manager
Authentication
Encrypted credential vault and generator.
strong password
password reuse
two factor authentication
🔁
Password Reset
Authentication
Account recovery flow to set a new credential; must resist takeover via token theft, email compromise, and social engineering.
account recovery
two factor authentication
phishing
♻️
Password Reuse
Security
Credential re-use across relying parties.
password manager
credential stuffing
account takeover
🚫
Passwordless Authentication
Authentication
Authentication model that avoids shared secrets; typically uses public-key credentials or magic links.
passkey
webauthn
multi factor authentication
🩹
Security Patch
Security
Remediation update for known vulnerabilities.
zero day
exploit
endpoint security
🇺🇸📜
Patriot Act
Privacy
US statute expanding investigative authorities; relevant to legal access risk discussions.
jurisdiction
data sovereignty
mass surveillance
🧪
Penetration Testing
Security
Authorized adversarial security assessment.
security audit
exploit
xss
🧑
Personal Data
Privacy
Data relating to an identified or identifiable natural person; includes direct and indirect identifiers.
pii
data subject
data minimization
👻
Phantom Wallet
Security
A branded cryptocurrency wallet application; security and privacy depend on key custody, permissions, and telemetry.
crypto wallet
seed phrase
private key
🎣
Phishing
Threats
Social engineering to obtain credentials or actions.
spear phishing
account takeover
two factor authentication
🪪
PII (Personally Identifiable Information)
Privacy
Common term for identifiers that can single out a person; scope differs by jurisdiction and context.
personal data
data broker
data leak
🇨🇦
PIPEDA
Privacy
Canadian federal privacy law governing private-sector personal information practices.
data controller
consent
privacy notice
🇨🇳
PIPL
Privacy
China’s Personal Information Protection Law governing personal information processing.
gdpr
appi
data localization
🧷
PKCE
Authentication
OAuth 2.0 extension (Proof Key for Code Exchange) mitigating authorization code interception.
oauth 2
authorization
access token
🏗️
Public Key Infrastructure (PKI)
Encryption
Framework of certificates, CAs, trust stores, issuance, validation, and revocation for public-key identity.
certificate authority
tls
digital signature
🧊
Post‑Quantum Cryptography
Encryption
Cryptographic algorithms intended to remain secure against adversaries with scalable quantum computers.
quantum computing
quantum safe cryptography
public key
🔮
Predictive Profiling
Tracking
Use of statistical/ML models to infer traits or future behavior from observed data signals.
behavioral profiling
algorithmic bias
real time bidding
🔎
PRISM
Privacy
Surveillance program referenced in public disclosures; relevant to lawful access discussions.
mass surveillance
fisa
metadata