> neither provider is asking to sync your private key. Yes, they are. According to the white paper linked in the press release: Just like password managers do

> neither provider is asking to sync your private key. Yes, they are. According to the white paper linked in the press release: Just like password managers do with passwords, the underlying OS platform will “sync” the cryptographic keys that belong to a FIDO credential from device to device. https://media.fidoalliance.org/wp-content/uploads/2022/03/How-FIDO-Addresses-a-Full-Range-of-Use-Cases.pdf https://media.fidoalliance.org/wp-content/uploads/2022/03/Ho... Ars Technica had a better write-up of these announcements back in March: https://arstechnica.com/information-technology/2022/03/a-big-bet-to-kill-the-password-for-good/ https://arstechnica.com/information-technology/2022/03/a-big...