Authentication methods comparison
| Authentication method | 2FA | FIDO | Passwordless | Usernameless | Additional information |
|---|---|---|---|---|---|
| QR codes | ✅ | ✅ | ✅ | ✅ | Uses the Access App and SDK. |
| Deep links | ✅ | ✅ | ✅ | ✅ | Uses the Access App and SDK. Fit for mobile-only scenarios. |
| FIDO2: WebAuthn | ✅ | ✅ | ✅ | Requires FIDO2-capable device and browser. | |
| Push notifications | ✅ | ✅ | ✅ | Uses the Access App and SDK. Fit for both mobile-only and desktop-mobile scenarios. | |
| SMS OTPs | ✅ | Not recommended for sensitive transactions. | |||
| Recovery codes | Only used as a recovery option. |
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