Because the attestations will only work on iOS and Google Play integrity attested devices. Meaning Apple and Google accounts required.

blitzar 4 days ago | parent | next [-]

A phone is also required then?

livvy 4 days ago | parent | prev [-]

This is an assumption, but not confirmed.

	▲	AppAttestationz 4 days ago \| parent [-]
		I spent months designing a system, exactly like this. An account is not needed, at least for Apple. Play Integrity could the worst offender here, as it can be leveraged to force a user to have installed the app through the Play Store. Indirectly, requiring a Google account.