Yubico Security Key C NFC

U2F + FIDO2
USB-C NFC

The FIDO2 U2F Security Key C NFC by Yubico is a specially designed YubiKey that relies on high-security public key cryptography to provide strong authentication.

Usernames and passwords alone are no longer enough to secure access to online accounts. The FIDO2 U2F Security Key is designed to be plugged into a USB-C port or connected via NFC to your smartphone, working seamlessly with any website that supports the FIDO2 U2F protocol, including Facebook, Gmail, Google Cloud, G Suite, GitHub, Dropbox, and Dashlane.

And the best part? All it takes is a simple tap!

Core YubiKey Features

• Multi-Platform Compatibility – Works with Microsoft Windows, macOS, Linux, most browsers, and NFC-enabled smartphones and tablets.
• One-Touch Activation – Tap the button to activate public key cryptography security. No need to re-enter passwords on your device – replaces SMS codes, authenticator apps, outdated tokens, and similar authentication methods.
• No Software Required – Functions as a USB keyboard, smart card, and smart card reader – no need for client software, drivers, batteries, or moving parts.
• Ultra-Durable & Waterproof – The YubiKey FIDO is practically indestructible under normal use, weighs just 3g, and can be attached to your keychain alongside your house and car keys.
• Quick & Easy Integration – Set up in minutes with free and open-source server software.
• Securely Manufactured – Made in the USA and Sweden to meet high security and quality standards.

Universal 2nd Factor (U2F)

FIDO2 U2F is an emerging open authentication standard, with built-in support across platforms and browsers.

• Removes the complexity of drivers and specialized client software.
• Eliminates the need for traditional, costly CA models.
• One Yubico FIDO2 U2F Security Key C NFC can support an unlimited number of online services without sharing user data or encryption keys between service providers.

Important Note: The Security Key C NFC does not support LastPass or OTP (One-Time Passwords). If you require OTP functionality, consider the YubiKey 5 Series instead.