Device-bound Passkeys May 2026

They are bound to that device by physics and cryptography.

These keys are forged inside a single piece of hardware—your YubiKey, your Pixel’s secure chip, or your Mac’s Secure Enclave—and they never leave . Not for backup. Not for sync. Not for a friendly "hey, share this with your tablet." device-bound passkeys

Device-bound passkeys are the seatbelt of the modern web: slightly less comfortable, but you’ll be glad you used them the day someone tries to break in. They are bound to that device by physics and cryptography