3DS is a type of 2FA that makes stolen card credentials harder to use. It does not replace but augments existing antifraud techniques. 3DS is merely a positive

3DS is a type of 2FA that makes stolen card credentials harder to use. It does not replace but augments existing antifraud techniques. 3DS is merely a positive marker for antifraud system. This means a 3ds transaction is less likely to trigger antifraud rejection, and antifraud declines are the reason for user abandonment - you can't simply retry a payment attempt in that case.