Authentication Token - Universal security token with USB-A interface and NFC chip, support for FIDO2 (passwordless authentication) protocols, OTP, PIV (Smart Card) and OpenPGP, to make your email as secure as possible, social networks, cryptocurrency, access to the computer, with just the touch of a finger, you completely eliminate the threat of phishing. Mechanical resistance, waterproof and battery-free operation, ideal for a bunch of keys.