Nitrokey
Nitrokey 3A NFC Hacker
$79
The Nitrokey Nitrokey 3A NFC Hacker is a phishing-resistant hardware authenticator engineered for individuals and organizations that demand verifiable, audited security. Sourced through Exotec's authorized reseller channel, every unit ships sealed from the manufacturer with full warranty support and discreet, signature-required delivery worldwide. Configuration assistance and enterprise deployment guidance are available on request.
- Completely open source for both hardware and firmware enables independent security audits
- Supports FIDO2 and U2F, enabling secure passwordless login in browsers
- Integrated NFC interface for contactless authentication with modern smartphones
- Supports OpenPGP for secure management of encryption keys and digital signatures
- Hacker edition with open bootloader for easy firmware development and customization
- Physical touch sensor to prevent automated intrusion attempts via remote control
Discreet shipping
Authorized reseller
30-day returns
Specifications
- Brand
- Nitrokey
- Model
- Nitrokey 3A NFC Hacker
- Connectivity
- USB-A and NFC
- Standards
- FIDO2, U2F, OpenPGP, TOTP, HOTP
- Kryptografiska algoritmer
- ECC (NIST P-256), Ed25519, RSA-4096
- Compatibility
- Windows, macOS, Linux, Android, iOS
- Material
- Robust polymer casing
- Firmware
- Nitrokey 3 Firmware (Hacker Edition)
- Warranty
- 12 months
Frequently asked
- Does Nitrokey 3A NFC Hacker support FIDO2 / WebAuthn?
- Yes. Nitrokey 3A NFC Hacker implements FIDO2 / WebAuthn and works as a passkey for any service that accepts a security key.
- Does it support OpenPGP and PIV?
- Nitrokey keys in this listing implement OpenPGP for code-signing and email, and PIV for smart-card login. Confirm the exact applet set on the spec sheet above.
- USB-A, USB-C, NFC or Lightning?
- Connector type is listed in the specifications. Choose the form factor that matches your laptop and phone.
- Can I use Nitrokey 3A NFC Hacker with iPhone?
- Yes — over NFC or via the Lightning / USB-C model. Apple supports security keys for Apple ID and for any WebAuthn site in Safari.
- Does Nitrokey 3A NFC Hacker work with Google, Microsoft, GitHub, AWS?
- Yes. All major identity providers accept FIDO2 hardware keys including Nitrokey.
- What happens if I lose the key?
- Best practice is to enroll two keys on every account. We sell two-packs for exactly this reason.
- Is the firmware open source?
- Some Nitrokey keys ship open-source firmware; others closed. Spec sheet above lists firmware status per model.
- Can Nitrokey 3A NFC Hacker sign git commits?
- Yes via OpenPGP — pair with gpg-agent or with sigstore for keyless variants.
- How is Nitrokey 3A NFC Hacker shipped?
- Discreetly via tracked international courier. Packaging carries no Exotec or product branding.
- Do you ship to my country?
- We ship worldwide except to OFAC-sanctioned jurisdictions. See our Restricted Countries policy for the current list.
