Get the YubiKey, the #1 security key, offering strong two factor authentication from industry leader Yubico.

The YubiKey 4 includes most features of the YubiKey Neo, including increasing the allowed OpenPGP key size to 4096 bits (vs. the previous 2048), but dropped the NFC capability of the Neo.

Shop Yubico YubiKey 5C NFC Two Factor authentication (2FA) Security Key, Connect via USB C or NFC, FIDO Certified TwoPack Black products at Best Buy. Find low everyday prices and buy online …

The YubiKey is a powerful security key that protects your digital life from phishing attacks. Even if someone steals your password, they still can’t get in without your YubiKey.

May 24, 2025 · A YubiKey is a small physical USB device used to secure your online accounts. It works as part of a two- or multi-factor authentication (2FA/MFA) setup, where access requires two forms of …

Nov 28, 2025 · Learn what a YubiKey is, what a YubiKey is used for, how YubiKeys work, and how to set up YubiKey authentication with step-by-step clarity.

Jul 18, 2024 · What is a YubiKey? A YubiKey is a hardware security device that provides strong authentication when accessing computers, networks, and online services. Yubico developed these …

Nov 27, 2023 · The YubiKey is a device that makes two-factor authentication (2FA) as simple as possible. Learn how the security key works and how to set it up.

Learn how you can set up your YubiKey and get started connecting to supported services and products. Discover the simplest method to secure logins today.

4 days ago · Find the best YubiKey for Windows PCs in 2026. Compare models, Windows login support and bundles to protect Microsoft, Office 365 and VPN access.