FF – this is the strongest policy & transactions will only pass if the CV2 check has passed

FP – this policy means that transactions will only pass if the CV2 has passed, but if the results are unknown, then pass the transaction

PF – this policy means that the transaction will pass if the CV2 failed, but if the result of the check is unknown, then fail the transaction (not a recommended policy!)

PP – this is the weakest policy & transactions will pass regardless of the results of the CV2 check