From mDL to KYC, identity verification has its own vocabulary. Each entry in the glossary is a definition plus the standards that govern it.
All terms
ISO/IEC 18013-5
ISO/IEC 18013-5:2021 explained: mdoc data, MSO issuer signing, QR/NFC/BLE retrieval, selective disclosure, and its relationship to 18013-7 for web presentation.
OpenID4VP
Learn how OpenID4VP lets wallets present digital credentials to verifiers, where selective disclosure fits, and how it relates to mobile identity checks.
PII
Learn what personally identifiable information means, why identity verification uses it, and how data minimization, retention, and disclosure affect privacy.
Selective disclosure
Selective disclosure explained: how SD-JWT and mdoc wallets reveal selected credential fields, key privacy limits, and how it differs from ZKPs.
Synthetic identity fraud
Learn how synthetic identity fraud combines real and fabricated data, why single checks miss it, and which layered signals help detect it early.
Zero-knowledge proof (ZKP)
Zero-knowledge proof (ZKP) explained: proving an age claim without revealing the birth date, the difference from selective disclosure, and key limits.
eIDAS2
Learn what eIDAS 2.0 and the EU Digital Identity Wallet mean for digital credentials, selective disclosure, and identity verification.
iBeta PAD
iBeta PAD Level 1 and Level 2 explained: how ISO/IEC 30107-3 testing evaluates presentation-attack resistance, attacker effort, limits, and scope.
mDL
Learn what a mobile driver's license is, how digital wallets share identity credentials, and how selective disclosure can limit the data a verifier receives.