Dangerous. According to inquiries from People's Daily Online, many fraud software does not require bank card passwords. For credit card online payments, a "non-magnetic and password-free" payment method is provided, that is, there is no need to swipe the card or verify the password. You only need to enter the credit card number, the three-digit verification code on the back of the card, The user's money can be transferred using the information on the card's validity period.