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. A yubikey is a small physical usb device used to secure your online accounts 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. Shop yubico yubikey 5 nfc two factor authentication (2fa) security key, connect via usb a or nfc, fido certified two pack black products at best buy
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. Learn how the security key works and how to set it up. Yubikey personalization tool will reach its end of life on february 19, 2026
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