Security Key : Protect your online accounts against unauthorized access by using FIDO2 and U2F authentication with T110. It's the world's most protective security key that works with windows, Mac OS, Linux as well as Chrome, Firefox, Edge and many other major browsers. | Certified with the new FIDO2 standard, T110 provides the benefit of fast login and strong protection against phishing, account takeover as well as many other online attactks. | FIDO2 Level 1 security certified : T110 achieves FIDO2 L1 security certification by the FIDO Alliance. | Fits USB-A port : Insert the T110 security key into the USB-A port of each service and log in conveniently with one touch. | For the driver download and user guide, please visit TrustKey Solutions Home support page.