Does this assume he knows / can guess which signatures are derived from the same seed? Doesn’t this have a combinatoric blowup if the attacker does not have that knowledge (I know the transaction graph is working against us here)?
Does this assume he knows / can guess which signatures are derived from the same seed? Doesn’t this have a combinatoric blowup if the attacker does not have that knowledge (I know the transaction graph is working against us here)?