Apple's black card was found to have been recharged for a week. Black cards are credit cards stolen by hackers. Appleid does not need a password to bind a credit card. As long as you have the card number and security code, you can deduct the money directly. Merchants can buy hacked credit card information from hackers at low prices. During this period, the seller can swipe his card at will. Apple found that the account had malicious card swiping and other violations, and it will be banned.