Yubico FIDO2/FIDO-U2F USB-A security key 2FA NFC

Yubico Security Key NFC – FIDO2 Security Key with USB-A and NFC

Yubico Security Key NFC (Black) is a compact hardware authentication key designed to protect online accounts using FIDO2, WebAuthn and FIDO U2F standards. It supports two-factor authentication (2FA) and passwordless sign-in for compatible online services.

The device combines USB Type-A connectivity with NFC, allowing convenient authentication on computers and compatible smartphones. Its built-in secure element protects cryptographic credentials, while user presence is confirmed by touching the key during authentication.

FIDO2 and FIDO U2F – phishing-resistant authentication

Security Key NFC uses public-key cryptography to protect accounts against phishing and credential theft. Authentication credentials are bound to individual services, preventing their reuse on fraudulent websites. Private cryptographic keys remain protected within the device.

With FIDO2 Level 2 certification and support for FIDO CTAP 2.1 and FIDO U2F, the key provides strong authentication for both personal and enterprise environments.

Passwordless login and up to 100 passkeys

The device can store up to 100 FIDO2 passkeys, enabling passwordless authentication with compatible services. It can also be used as an additional authentication factor when signing in with a traditional password.

USB-A and NFC connectivity

• USB Type-A – connect directly to a computer and confirm authentication by touching the security key.
• NFC – authenticate by tapping the key against a compatible Android or iOS device.
• Battery-free – powered through USB or by the NFC field of a compatible device.

Compatibility with popular services

Security Key NFC supports authentication with Google and Microsoft accounts, compatible password managers, cloud platforms and identity management systems.

The device works with supported applications on Windows, macOS, Linux and ChromeOS, as well as compatible mobile devices using NFC. Authentication availability depends on FIDO2 or FIDO U2F support provided by each service, browser and operating system.

Durable IP68 construction

The Security Key NFC features an IP68-rated water- and dust-resistant design with excellent mechanical durability. It requires no battery or charging.

Measuring just 18 × 45 × 3.7 mm and weighing approximately 4.1 g, the device fits conveniently on a keychain for everyday use.

Technical specifications

Typical applications

Yubico Security Key NFC is a practical authentication solution for individuals and businesses seeking to protect email accounts, business systems, password managers and cloud services. It provides phishing-resistant hardware authentication and reduces dependence on SMS verification codes in supported applications.