There are currently 3 budgies in this directory beginning with the letter U.
U2F stands for Universal 2nd Factor and is an industry-standard that supports two-factor authentication (2FA) using special USB or NFC devices. Developed by Google and Yubico, with support from NXP Semiconductors, the standard is now hosted by the FIDO Alliance.
User de-duplication is the consolidation of two digital accounts. This Identity Linking removes duplicates that have been created, for example, due to registrations with two different e-mail addresses, social login providers or something similar.