FIDO2 CTAP
Protocole FIDO2 client ↔ authenticator.
Définition
CTAP 2.1 supporte PIN, biometrics, large credentials storage, cross-platform. CTAP 2.2 introduit hybrid transport (caBLE Cross-platform Authentication via Bluetooth Low Energy) pour Passkeys cross-platform. Compatible WebAuthn Level 3 spec W3C. Implémenté par YubiKey, Google Titan, Microsoft platform authenticator, Apple Face ID / Touch ID.
Origine
FIDO Alliance, CTAP 1.0 2018, CTAP 2.1 2021, CTAP 2.2 draft 2024.
Usage
Standard fondation passkeys cross-platform Apple / Google / Microsoft (mars 2022 announcement, GA 2023).
Termes liés
- FIDO2 — cadre parent.
- WebAuthn Level 3 — spec serveur jumelle.
- Passkeys — pattern d'usage.