Store your unique credential on a hardware-backed security key and take it wherever you go from mobile to desktop. No more storing sensitive secrets on your mobile phone, leaving your account vulnerable to takeovers. With the Yubico Authenticator you can raise the bar for security. * The Yubico Authenticator will work with the YubiKey 5Ci and NFC-enabled YubiKeys. * YubiKey 5Ci will only work on iPads with a Lightning port. The Yubico Authenticator generates a code used to verify your identity as you are logging into various services. No connectivity needed! Features include: Touch or NFC Authentication - Touch the YubiKey 5Ci or simply tap a YubiKey with NFC with a mobile phone that is NFC-enabled to store your credential on the YubiKey Biometric support - Experience greater convenience by unlocking your YubiKey with FaceID or TouchID Easy Setup - QR codes available from the services you wish to protect with strong authentication User Presence - New codes generated with just a touch or NFC tap of the YubiKey Compatible - Secure all the services currently compatible with other Authenticator apps Secure - Hardware-backed strong two-factor authentication with secret stored on the YubiKey, not on the mobile device Versatile - Support for multiple work and personal accounts Portable - Get the same set of codes across our other Yubico Authenticator apps for desktops as well as for all leading mobile platforms Flexible - Support for time-based and counter-based code generation Smart Card - Support for Apple's CryptoTokenKit Extension making it possible to use certificates stored on your YubiKey to authenticate with other apps and sites Experience security the modern way with the Yubico Authenticator. Visit yubico.com to learn more.