Nitrokey 3C NFC Review: Open-Source and Upgradable, But Pricey

(Credit: Kim Key)

Nitrokey 3C NFC authentication standards are a bit more varied than those of less expensive and more popular starter keys, such as Google’s Titan Key ($30). Like Google’s key, Nitrokey 3C NFC supports the following authentication standards: CTAP2/FIDO2, CTAP1/FIDO U2F 1.2, HOTP RFC 4226, TOTP RFC 6238, HOTP verification, and WebAuthn.

Like the pro-level $55 YubiKey 5C NFC, the Nitrokey 3C NFC enables you to encrypt data, such as emails and information stored on hard drives, and…