FIDO2¶ Nitrokey 3 Nitrokey Passkey Nitrokey FIDO2 Nitrokey U2F Nitrokey HSM 2 Nitrokey Pro 2 Nitrokey Start Nitrokey Storage 2 ✓ ✓ ✓ ⨯ ⨯ ⨯ ⨯ ⨯ Webseiten-Anmeldung Nextcloud Login Passwortlose Microsoft-Anmeldung (nur Windows)