My major objection to security keys is simple: I am a forgetful motherfucker and I will lose a tiny physical key within hours, and the backup immediately after that

https://www.theverge.com/2023/11/15/23962443/google-titan-security-key-passwordless-login

Google’s new Titan security keys are ready for a world without passwords

Google’s new Titan Security Key lineup has a USB-C and USB-A version, both with NFC for wireless connection to mobile devices and FIDO2 compatibility for secure passwordless logins.

The Verge
@scalzi multifactor authentication: something you forgot, something you left in a cab, and something that can be chopped off