FIDO is explicitly blocked in Web Bluetooth for exactly that reason: https://github.com/WebBluetoothCG/registries/blob/master/gatt_blocklist.txt https://github.

FIDO is explicitly blocked in Web Bluetooth for exactly that reason: https://github.com/WebBluetoothCG/registries/blob/master/gatt_blocklist.txt https://github.com/WebBluetoothCG/registries/blob/master/gat... This is similar to how you can't access HID (and by extension CTAP2 or U2F) or CCID (and by extension smart cards such as OpenPGP cards) over Web USB.