YubiKey 5C NFC Security Key - Black/Gold

An IT administrator plugs the YubiKey 5C NFC into a USB-C port on a company laptop to authenticate with a single touch, then taps it against an employee's NFC-enabled phone to approve a login from the field. This hardware security key from Yubico combines USB-C and NFC connectivity, making it a versatile tool for protecting accounts across computers and mobile devices.

Key specifications

• Dual interface: USB-C and NFC for broad compatibility
• Supports FIDO2, FIDO U2F, PIV, OpenPGP, OATH-TOTP, OATH-HOTP, and Smart Card (CCID) protocols
• Hardware-based security element with touch sensor for user presence
• Cryptographic algorithms: RSA 2048, ECC p256, ECC p384
• Up to 38 OATH credentials and 3 PIV certificates
• Durable design: water-resistant, crush-resistant, reinforced fiberglass body
• Compatible with Windows, macOS, Linux, Android, and iOS
• FIDO Certified for interoperability

Why choose it

The YubiKey 5C NFC reduces reliance on passwords by providing strong hardware-based authentication. Its dual USB-C and NFC interfaces allow a single key to work with laptops, desktops, and mobile devices, simplifying security for users on the go. The touch sensor ensures that authentication only occurs when physically intended, preventing remote attacks.

Ideal use cases

• Multi-factor authentication for enterprise single sign-on (SSO) and VPN access
• Passwordless login to Microsoft accounts, Google Workspace, and other FIDO2 services
• Securing developer accounts for GitHub, cloud platforms, and code repositories
• Protecting cryptocurrency wallets and financial accounts
• Storing PIV certificates for government or corporate identity verification

Good to know

Manage the key with YubiKey Manager software to configure credentials, update firmware, and set PINs. The key is powered directly from the USB or NFC field, requiring no battery. Its compact size and robust construction make it suitable for everyday carry on a keychain.