HSM Features# Nitrokey 3 Nitrokey Passkey Nitrokey FIDO2 Nitrokey U2F Nitrokey HSM 2 Nitrokey Pro 2 Nitrokey Start Nitrokey Storage 2 ⨯ ⨯ ⨯ ⨯ ✓ ⨯ ⨯ ⨯ SMIME Smart GPA DNSSEC (vain Linux) Kiintolevyn salaus Automatic Screen Lock (Linux only) Import Keys Certs Stunnel (vain Linux) Certificate Authority Ipsec (vain Linux) N-of-m-järjestelmät Pkcs11-URL Apache 2 TLS