Universal 2nd Factor (U2F) is an open standard that strengthens and simplifies two-factor authentication (2FA) using specialized Universal Serial Bus...

public-key cryptography, and authentication, and the Universal 2nd Factor (U2F) and FIDO2 protocols developed by the FIDO Alliance. It allows users to securely...

simple button push. A U2F authenticator interoperates with a conforming web user agent that implements the U2F JavaScript API. A U2F authenticator necessarily...

Draft (November 28, 2017) Universal 2nd Factor (U2F) U2F 1.0 Proposed Standard (October 9, 2014) U2F 1.2 Proposed Standard (July 11, 2017) FIDO 2.0 (FIDO2...

effectively backward compatible with the FIDO Universal 2nd Factor (U2F) standard. Like legacy U2F, Web Authentication is resilient to verifier impersonation;...

Alliance, in particular the Universal 2nd Factor (U2F) authentication standard. Specifically, the FIDO U2F 1.2 Proposed Standard (July 11, 2017) became the...

program requires the user to purchase two U2F USB keys — not for data storage, but for identity verification. The U2F keys are used to provide two-step verification...

The Flipper Zero is a portable multi-functional device developed for interaction with access control systems. The device is able to read, copy, and emulate...

(K9T) 2. Bluetooth/NFC/USB (K13T) 3. USB-C/NFC (YT1) 4. USB-C/NFC supporting U2F and FIDO2 (K40T) While none of these included publicly disclosed security...

scene. Yubico is a leading contributor to the FIDO Universal 2nd Factor (U2F) open authentication standard (co-authored with Google), and invented the...