Glossary

Privacy terms glossary

Plain-language explanations for encryption, tracking, compliance, and security concepts.

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🔑

OAuth 2.0

Authentication

Authorization framework that issues scoped access tokens to clients instead of sharing user credentials.

authorization access token refresh token
📡

OCSP

Encryption

Online Certificate Status Protocol; privacy mitigations include OCSP stapling and short-lived certificates.

certificate revocation pki tls
📦

Offline Backup

Data Management

Backup stored on disconnected media or isolated storage to reduce exposure to online attacks and ransomware.

backups ransomware secure storage
🧩

Open Source

Security

Software with publicly available source code under an open license; enables review and reuse.

security audit transparency encryption
🪪

OpenID Connect (OIDC)

Authentication

Identity layer on OAuth 2.0 providing authentication via ID tokens (typically JWT) from an IdP.

oauth 2 single sign on identity provider
✅

Opt‑in

Consent

Consent model where processing occurs only after explicit affirmative action.

consent user consent privacy settings
🚪

Opt‑out

Consent

Consent model where processing is enabled by default and users must disable it to stop processing.

consent user consent privacy settings