Nitrokey 3

6.5easy start · #6 of 15
in Security Keys

Free to practise onnot on record
Free trialnot on record
Well documentedyes
Runs where you workyes

Runs on Android, iOS, Linux, Mac, Windows.

Nitrokey 3 is ranked #6 of 15 in security keys on The Geeks Club. It runs on Android, iOS, Linux, macOS, Windows. There is no free plan.

Nitrokey 3 plans and pricing

All plans

Nitrokey 3A Mini €54 once USB A Mini · FIDO2 · one-time passwords · OpenPGP smart card · Curve25519 · password manager · Common Criteria EAL 6+ certified secure element shop.nitrokey.com · 4 Oct 2026

Nitrokey 3A NFC €60 once USB-A · NFC · FIDO2 · one-time passwords · OpenPGP smart card · Curve25519 · password manager · Common Criteria EAL 6+ certified secure element shop.nitrokey.com · 4 Oct 2026

Nitrokey 3C NFC €65 once USB-C · NFC · FIDO2 · one-time passwords · OpenPGP smart card · Curve25519 · password manager · Common Criteria EAL 6+ certified secure element shop.nitrokey.com · 4 Oct 2026

Compared on security keys

Free plan: No
Authentication standards: WebAuthn, CTAP2/FIDO2, CTAP1/FIDO U2F 1.2, HOTP RFC 4226, TOTP RFC 6238, HOTP verification
NFC support: Yes
USB connector: usb-a
Device management: vendor app
Operating systems: Windows, macOS, Linux, BSD, Android, iOS

Best Nitrokey 3 alternatives

See all 14

Yubico Authenticator 0 of 4 in the starter kit Lesson 17.3 SafeNet MobilePASS+ 0 of 4 in the starter kit Lesson 26.7 CipherTrust Secrets Management 0 of 4 in the starter kit Lesson 36.6 FEITIAN ePass FIDO-NFC Security Key 0 of 4 in the starter kit Lesson 46.6 Token2 T2F2-NFC-Slim 0 of 4 in the starter kit Lesson 56.6 Token2 PIN+ Release3.3 0 of 4 in the starter kit Lesson 76.5

The record

Authentication: Nitrokey 3 supports two-factor and passwordless authentication using a PIN and physical button touch.
FIDO2 and U2F: FIDO2 and U2F support USB and NFC transports, while FIDO2 includes passwordless login and SSH login use cases.
Cryptography: OpenPGP Card and S/MIME store private keys for asymmetric cryptography and email encryption, and the overview marks both as supporting the secure element.
PIV: Nitrokey 3 includes PIV for business-focused smartcard use, with secure element support.
Password Safe: Password Safe stores passwords on the Nitrokey 3; it can hold up to 50 entries, each with login, password, comment, and OTP fields.
Secure element certification: The SE050M secure element is Common Criteria EAL 6+ certified up to the OS level.
Open source: Nitrokey says its hardware and software are open source, allowing independent security reviews.
Supported operating systems: The FAQ lists Windows, Linux, and macOS, plus some support for Android and iOS.
Apps: Nitrokey 3 can be used with current browsers and Nitrokey App 2, and is managed with Nitrokey App 2 or nitropy rather than Nitrokey App 1.
Integrations: Nitrokey documentation provides FIDO2 guides for Nextcloud, Microsoft login, Android, SSH, and Entra ID provisioning.
Data storage limit: Nitrokey 3 does not store ordinary data; it stores cryptographic keys and certificates.
Company and production: Nitrokey says its products are produced in Germany and its company is based in Teltow, near Berlin.
Support: Nitrokey says it offers free email support in German, English, and French, along with product guides in its documentation.
Founded: 2015

Where it ranks on The Geeks Club

Best Security Keys in 2026#6 of 15

Is Nitrokey 3 yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Claim it free Promote Nitrokey 3

Sources

docs.nitrokey.com/nitrokeys/nitrokey3/getting-started· checked 4 Oct 2026
docs.nitrokey.com/nitrokeys/nitrokey3/overview· checked 4 Oct 2026
docs.nitrokey.com/nitrokeys/nitrokey3/faq· checked 4 Oct 2026
nitrokey.com/products/nitrokeys· checked 4 Oct 2026
nitrokey.com/about· checked 4 Oct 2026
nitrokey.com/products/nitrokey-3· checked 28 Sept 2026
shop.nitrokey.com/shop/nk3am-nitrokey-3a-mini-149· checked 4 Oct 2026
shop.nitrokey.com/shop/nk3an-nitrokey-3a-nfc-147· checked 4 Oct 2026
shop.nitrokey.com/shop/nk3cn-nitrokey-3c-nfc-148· checked 4 Oct 2026